./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/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_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/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_7fec17de-b443-4f3d-8b28-8680b0f76edd/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 8d16217b02ecd6e481b32d24ab08e27bf0c28fb8762abe433cdf4ba726b5e322 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:06:57,951 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:06:58,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 01:06:58,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:06:58,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:06:58,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:06:58,053 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:06:58,054 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:06:58,054 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:06:58,055 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:06:58,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:06:58,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:06:58,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:06:58,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:06:58,058 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:06:58,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:06:58,059 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:06:58,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:06:58,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:06:58,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:06:58,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:06:58,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:06:58,061 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:06:58,062 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:06:58,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:06:58,063 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:06:58,063 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:06:58,063 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:06:58,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:06:58,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:06:58,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:06:58,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:06:58,065 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:06:58,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:06:58,066 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:06:58,066 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:06:58,066 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:06:58,066 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:06:58,066 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:06:58,066 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_7fec17de-b443-4f3d-8b28-8680b0f76edd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d16217b02ecd6e481b32d24ab08e27bf0c28fb8762abe433cdf4ba726b5e322 [2023-11-29 01:06:58,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:06:58,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:06:58,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:06:58,315 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:06:58,316 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:06:58,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i [2023-11-29 01:07:01,697 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:07:02,222 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:07:02,223 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i [2023-11-29 01:07:02,257 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/data/90f8aeab0/04dbcef7c3db4897a81146c25ac2a656/FLAG2298805f7 [2023-11-29 01:07:02,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/data/90f8aeab0/04dbcef7c3db4897a81146c25ac2a656 [2023-11-29 01:07:02,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:07:02,278 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:07:02,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:07:02,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:07:02,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:07:02,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:07:02" (1/1) ... [2023-11-29 01:07:02,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a48e11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:02, skipping insertion in model container [2023-11-29 01:07:02,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:07:02" (1/1) ... [2023-11-29 01:07:02,398 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:07:02,674 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_7fec17de-b443-4f3d-8b28-8680b0f76edd/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i[4497,4510] [2023-11-29 01:07:02,684 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_7fec17de-b443-4f3d-8b28-8680b0f76edd/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i[4557,4570] [2023-11-29 01:07:03,903 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:03,904 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:03,905 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:03,906 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:03,908 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:03,948 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:03,949 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:03,951 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:03,952 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:04,408 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-29 01:07:04,409 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-29 01:07:04,410 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-29 01:07:04,411 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-29 01:07:04,413 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-29 01:07:04,413 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-29 01:07:04,414 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-29 01:07:04,415 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-29 01:07:04,415 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-29 01:07:04,416 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-29 01:07:04,739 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:04,739 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:04,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:07:04,926 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:07:04,943 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_7fec17de-b443-4f3d-8b28-8680b0f76edd/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i[4497,4510] [2023-11-29 01:07:04,944 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_7fec17de-b443-4f3d-8b28-8680b0f76edd/sv-benchmarks/c/aws-c-common/aws_ring_buffer_release_harness_negated.i[4557,4570] [2023-11-29 01:07:04,990 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:04,990 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:04,991 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:04,991 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:04,992 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:05,001 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:05,001 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:05,002 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:05,003 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:05,046 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-29 01:07:05,047 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-29 01:07:05,048 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-29 01:07:05,049 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-29 01:07:05,050 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-29 01:07:05,051 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-29 01:07:05,051 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-29 01:07:05,052 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-29 01:07:05,052 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-29 01:07:05,053 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-29 01:07:05,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2023-11-29 01:07:05,193 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:05,194 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-29 01:07:05,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8963-8974] [2023-11-29 01:07:05,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:07:05,501 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,502 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,502 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,502 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,502 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,502 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,503 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,503 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,503 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,503 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,503 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,503 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,504 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,504 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,504 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,504 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,504 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,505 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:07:05,514 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:07:05,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05 WrapperNode [2023-11-29 01:07:05,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:07:05,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:07:05,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:07:05,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:07:05,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,720 INFO L138 Inliner]: procedures = 694, calls = 2957, calls flagged for inlining = 59, calls inlined = 9, statements flattened = 1027 [2023-11-29 01:07:05,720 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:07:05,721 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:07:05,721 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:07:05,721 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:07:05,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,745 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,878 INFO L175 MemorySlicer]: Split 591 memory accesses to 7 slices as follows [2, 256, 6, 47, 241, 36, 3]. 43 percent of accesses are in the largest equivalence class. The 520 initializations are split as follows [2, 256, 4, 10, 241, 4, 3]. The 6 writes are split as follows [0, 0, 0, 3, 0, 3, 0]. [2023-11-29 01:07:05,878 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,966 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,983 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:07:05,984 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:07:05,984 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:07:05,985 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:07:05,986 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (1/1) ... [2023-11-29 01:07:05,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:07:06,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:06,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:07:06,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:07:06,062 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-29 01:07:06,063 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-29 01:07:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-11-29 01:07:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-29 01:07:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 01:07:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-29 01:07:06,063 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-29 01:07:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-29 01:07:06,064 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-29 01:07:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member_in_range [2023-11-29 01:07:06,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member_in_range [2023-11-29 01:07:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 01:07:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 01:07:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 01:07:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 01:07:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 01:07:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 01:07:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 01:07:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure is_empty_state [2023-11-29 01:07:06,065 INFO L138 BoogieDeclarations]: Found implementation of procedure is_empty_state [2023-11-29 01:07:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-29 01:07:06,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-29 01:07:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 01:07:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:07:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 01:07:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 01:07:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 01:07:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 01:07:06,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 01:07:06,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 01:07:06,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-29 01:07:06,067 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-29 01:07:06,067 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-29 01:07:06,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:07:06,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:07:06,068 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-29 01:07:06,068 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-29 01:07:06,068 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2023-11-29 01:07:06,068 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2023-11-29 01:07:06,068 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-11-29 01:07:06,068 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-11-29 01:07:06,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-29 01:07:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-29 01:07:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-29 01:07:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-29 01:07:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-29 01:07:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-29 01:07:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-29 01:07:06,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-29 01:07:06,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-29 01:07:06,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-29 01:07:06,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-29 01:07:06,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-29 01:07:06,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-29 01:07:06,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-29 01:07:06,070 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:07:06,071 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:07:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 01:07:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 01:07:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 01:07:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 01:07:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 01:07:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 01:07:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 01:07:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-29 01:07:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 01:07:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 01:07:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 01:07:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 01:07:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 01:07:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 01:07:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-29 01:07:06,073 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-29 01:07:06,073 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-29 01:07:06,073 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-29 01:07:06,073 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-29 01:07:06,073 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2023-11-29 01:07:06,073 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2023-11-29 01:07:06,073 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2023-11-29 01:07:06,074 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2023-11-29 01:07:06,074 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-29 01:07:06,074 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-29 01:07:06,074 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-11-29 01:07:06,074 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-11-29 01:07:06,074 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-29 01:07:06,075 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-29 01:07:06,075 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2023-11-29 01:07:06,075 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2023-11-29 01:07:06,075 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-11-29 01:07:06,075 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-11-29 01:07:06,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:07:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 01:07:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 01:07:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 01:07:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 01:07:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 01:07:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 01:07:06,419 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:07:06,423 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:07:07,813 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:07:07,965 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:07:07,965 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-29 01:07:07,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:07:07 BoogieIcfgContainer [2023-11-29 01:07:07,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:07:07,969 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:07:07,969 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:07:07,972 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:07:07,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:07:02" (1/3) ... [2023-11-29 01:07:07,973 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519b2ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:07:07, skipping insertion in model container [2023-11-29 01:07:07,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:07:05" (2/3) ... [2023-11-29 01:07:07,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519b2ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:07:07, skipping insertion in model container [2023-11-29 01:07:07,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:07:07" (3/3) ... [2023-11-29 01:07:07,976 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_release_harness_negated.i [2023-11-29 01:07:07,995 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:07:07,995 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-29 01:07:08,054 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:07:08,062 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;@6ce22daa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:07:08,062 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-29 01:07:08,068 INFO L276 IsEmpty]: Start isEmpty. Operand has 284 states, 171 states have (on average 1.2456140350877194) internal successors, (213), 173 states have internal predecessors, (213), 90 states have call successors, (90), 21 states have call predecessors, (90), 21 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:07:08,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-29 01:07:08,080 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:08,080 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:07:08,081 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:08,087 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:08,087 INFO L85 PathProgramCache]: Analyzing trace with hash -907872050, now seen corresponding path program 1 times [2023-11-29 01:07:08,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:08,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824164846] [2023-11-29 01:07:08,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:08,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:08,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-29 01:07:08,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:08,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824164846] [2023-11-29 01:07:08,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824164846] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:08,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:07:08,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:07:08,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134676938] [2023-11-29 01:07:08,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:08,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:07:08,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:08,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:07:08,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:07:08,799 INFO L87 Difference]: Start difference. First operand has 284 states, 171 states have (on average 1.2456140350877194) internal successors, (213), 173 states have internal predecessors, (213), 90 states have call successors, (90), 21 states have call predecessors, (90), 21 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (13), 3 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-29 01:07:09,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:09,803 INFO L93 Difference]: Finished difference Result 554 states and 840 transitions. [2023-11-29 01:07:09,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:07:09,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (13), 3 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 59 [2023-11-29 01:07:09,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:09,820 INFO L225 Difference]: With dead ends: 554 [2023-11-29 01:07:09,820 INFO L226 Difference]: Without dead ends: 282 [2023-11-29 01:07:09,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:07:09,832 INFO L413 NwaCegarLoop]: 225 mSDtfsCounter, 137 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:09,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 307 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 01:07:09,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2023-11-29 01:07:09,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2023-11-29 01:07:09,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 169 states have (on average 1.2248520710059172) internal successors, (207), 172 states have internal predecessors, (207), 90 states have call successors, (90), 21 states have call predecessors, (90), 21 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2023-11-29 01:07:09,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 386 transitions. [2023-11-29 01:07:09,921 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 386 transitions. Word has length 59 [2023-11-29 01:07:09,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:09,923 INFO L495 AbstractCegarLoop]: Abstraction has 282 states and 386 transitions. [2023-11-29 01:07:09,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (13), 3 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-29 01:07:09,924 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 386 transitions. [2023-11-29 01:07:09,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-29 01:07:09,927 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:09,928 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:07:09,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 01:07:09,929 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:09,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:09,929 INFO L85 PathProgramCache]: Analyzing trace with hash 988242764, now seen corresponding path program 1 times [2023-11-29 01:07:09,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:09,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652485374] [2023-11-29 01:07:09,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:09,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:10,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:10,572 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-29 01:07:10,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:10,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652485374] [2023-11-29 01:07:10,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652485374] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:10,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:07:10,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:07:10,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600166189] [2023-11-29 01:07:10,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:10,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:07:10,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:10,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:07:10,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:07:10,578 INFO L87 Difference]: Start difference. First operand 282 states and 386 transitions. Second operand has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2023-11-29 01:07:12,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:12,075 INFO L93 Difference]: Finished difference Result 550 states and 793 transitions. [2023-11-29 01:07:12,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:07:12,076 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 59 [2023-11-29 01:07:12,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:12,079 INFO L225 Difference]: With dead ends: 550 [2023-11-29 01:07:12,079 INFO L226 Difference]: Without dead ends: 293 [2023-11-29 01:07:12,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:07:12,081 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 174 mSDsluCounter, 861 mSDsCounter, 0 mSdLazyCounter, 1367 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 1085 SdHoareTripleChecker+Invalid, 1452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 1367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:12,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 1085 Invalid, 1452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 1367 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-29 01:07:12,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2023-11-29 01:07:12,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2023-11-29 01:07:12,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 177 states have (on average 1.231638418079096) internal successors, (218), 180 states have internal predecessors, (218), 91 states have call successors, (91), 23 states have call predecessors, (91), 23 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:07:12,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 399 transitions. [2023-11-29 01:07:12,115 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 399 transitions. Word has length 59 [2023-11-29 01:07:12,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:12,116 INFO L495 AbstractCegarLoop]: Abstraction has 293 states and 399 transitions. [2023-11-29 01:07:12,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2023-11-29 01:07:12,116 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 399 transitions. [2023-11-29 01:07:12,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-29 01:07:12,119 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:12,120 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:07:12,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 01:07:12,120 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:12,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:12,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1109313044, now seen corresponding path program 1 times [2023-11-29 01:07:12,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:12,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600420475] [2023-11-29 01:07:12,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:12,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:07:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:12,771 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-29 01:07:12,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:12,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600420475] [2023-11-29 01:07:12,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600420475] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:12,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:07:12,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:07:12,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054472197] [2023-11-29 01:07:12,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:12,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:07:12,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:12,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:07:12,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:07:12,775 INFO L87 Difference]: Start difference. First operand 293 states and 399 transitions. Second operand has 8 states, 7 states have (on average 5.142857142857143) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 01:07:14,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:14,263 INFO L93 Difference]: Finished difference Result 304 states and 413 transitions. [2023-11-29 01:07:14,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:07:14,264 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.142857142857143) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 87 [2023-11-29 01:07:14,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:14,269 INFO L225 Difference]: With dead ends: 304 [2023-11-29 01:07:14,269 INFO L226 Difference]: Without dead ends: 301 [2023-11-29 01:07:14,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:07:14,271 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 158 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 1396 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 1086 SdHoareTripleChecker+Invalid, 1476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:14,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 1086 Invalid, 1476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1396 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-29 01:07:14,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2023-11-29 01:07:14,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 301. [2023-11-29 01:07:14,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 184 states have (on average 1.2445652173913044) internal successors, (229), 187 states have internal predecessors, (229), 91 states have call successors, (91), 24 states have call predecessors, (91), 24 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:07:14,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 410 transitions. [2023-11-29 01:07:14,310 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 410 transitions. Word has length 87 [2023-11-29 01:07:14,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:14,311 INFO L495 AbstractCegarLoop]: Abstraction has 301 states and 410 transitions. [2023-11-29 01:07:14,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.142857142857143) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-29 01:07:14,312 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 410 transitions. [2023-11-29 01:07:14,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 01:07:14,318 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:14,318 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:14,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 01:07:14,319 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:14,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:14,320 INFO L85 PathProgramCache]: Analyzing trace with hash 423697849, now seen corresponding path program 1 times [2023-11-29 01:07:14,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:14,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895694306] [2023-11-29 01:07:14,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:14,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:14,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:15,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:15,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:07:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 01:07:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 01:07:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-29 01:07:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 01:07:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 01:07:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-29 01:07:15,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-29 01:07:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-29 01:07:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-29 01:07:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-29 01:07:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:15,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:15,517 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-11-29 01:07:15,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:15,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895694306] [2023-11-29 01:07:15,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895694306] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:15,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1710880108] [2023-11-29 01:07:15,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:15,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:15,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:15,523 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:15,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:07:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:16,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 3124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:07:16,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:16,351 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-11-29 01:07:16,352 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:16,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1710880108] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:16,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:07:16,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-29 01:07:16,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976566576] [2023-11-29 01:07:16,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:16,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:07:16,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:16,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:07:16,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:07:16,355 INFO L87 Difference]: Start difference. First operand 301 states and 410 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-29 01:07:16,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:16,598 INFO L93 Difference]: Finished difference Result 555 states and 761 transitions. [2023-11-29 01:07:16,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:07:16,599 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 203 [2023-11-29 01:07:16,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:16,603 INFO L225 Difference]: With dead ends: 555 [2023-11-29 01:07:16,603 INFO L226 Difference]: Without dead ends: 305 [2023-11-29 01:07:16,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:07:16,607 INFO L413 NwaCegarLoop]: 361 mSDtfsCounter, 3 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1079 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:16,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1079 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:07:16,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2023-11-29 01:07:16,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 303. [2023-11-29 01:07:16,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303 states, 186 states have (on average 1.2419354838709677) internal successors, (231), 189 states have internal predecessors, (231), 91 states have call successors, (91), 24 states have call predecessors, (91), 24 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:07:16,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 412 transitions. [2023-11-29 01:07:16,636 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 412 transitions. Word has length 203 [2023-11-29 01:07:16,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:16,637 INFO L495 AbstractCegarLoop]: Abstraction has 303 states and 412 transitions. [2023-11-29 01:07:16,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-29 01:07:16,638 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 412 transitions. [2023-11-29 01:07:16,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 01:07:16,642 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:16,643 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:16,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:07:16,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:16,844 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:16,844 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:16,845 INFO L85 PathProgramCache]: Analyzing trace with hash 408179131, now seen corresponding path program 1 times [2023-11-29 01:07:16,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:16,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899898104] [2023-11-29 01:07:16,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:16,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:07:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 01:07:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 01:07:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-29 01:07:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 01:07:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 01:07:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-29 01:07:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-29 01:07:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-29 01:07:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-29 01:07:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-29 01:07:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:17,944 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-11-29 01:07:17,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:17,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899898104] [2023-11-29 01:07:17,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899898104] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:17,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [305701922] [2023-11-29 01:07:17,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:17,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:17,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:17,948 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:17,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:07:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:18,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 3119 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:07:18,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:18,924 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-11-29 01:07:18,924 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:18,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [305701922] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:18,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:07:18,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2023-11-29 01:07:18,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177132277] [2023-11-29 01:07:18,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:18,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:07:18,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:18,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:07:18,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:07:18,928 INFO L87 Difference]: Start difference. First operand 303 states and 412 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 4 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2023-11-29 01:07:19,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:19,400 INFO L93 Difference]: Finished difference Result 557 states and 761 transitions. [2023-11-29 01:07:19,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:07:19,401 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 4 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 203 [2023-11-29 01:07:19,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:19,407 INFO L225 Difference]: With dead ends: 557 [2023-11-29 01:07:19,407 INFO L226 Difference]: Without dead ends: 305 [2023-11-29 01:07:19,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:07:19,410 INFO L413 NwaCegarLoop]: 346 mSDtfsCounter, 91 mSDsluCounter, 868 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 1214 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:19,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 1214 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:07:19,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2023-11-29 01:07:19,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 305. [2023-11-29 01:07:19,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 187 states have (on average 1.2406417112299466) internal successors, (232), 191 states have internal predecessors, (232), 91 states have call successors, (91), 24 states have call predecessors, (91), 25 states have return successors, (92), 90 states have call predecessors, (92), 90 states have call successors, (92) [2023-11-29 01:07:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 415 transitions. [2023-11-29 01:07:19,438 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 415 transitions. Word has length 203 [2023-11-29 01:07:19,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:19,439 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 415 transitions. [2023-11-29 01:07:19,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 4 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2023-11-29 01:07:19,440 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 415 transitions. [2023-11-29 01:07:19,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 01:07:19,444 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:19,444 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:19,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:07:19,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:19,645 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:19,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:19,646 INFO L85 PathProgramCache]: Analyzing trace with hash 348913108, now seen corresponding path program 1 times [2023-11-29 01:07:19,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:19,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656619688] [2023-11-29 01:07:19,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:19,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:07:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 01:07:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 01:07:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-29 01:07:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 01:07:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 01:07:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-29 01:07:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-11-29 01:07:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-29 01:07:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-29 01:07:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-29 01:07:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:20,713 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-11-29 01:07:20,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:20,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656619688] [2023-11-29 01:07:20,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656619688] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:20,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579793196] [2023-11-29 01:07:20,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:20,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:20,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:20,716 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:20,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:07:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:21,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 3135 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:07:21,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:21,416 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2023-11-29 01:07:21,416 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:21,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579793196] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:21,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:07:21,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 9 [2023-11-29 01:07:21,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083553194] [2023-11-29 01:07:21,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:21,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:07:21,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:21,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:07:21,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:07:21,419 INFO L87 Difference]: Start difference. First operand 305 states and 415 transitions. Second operand has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:21,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:21,768 INFO L93 Difference]: Finished difference Result 595 states and 808 transitions. [2023-11-29 01:07:21,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:07:21,769 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 205 [2023-11-29 01:07:21,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:21,772 INFO L225 Difference]: With dead ends: 595 [2023-11-29 01:07:21,772 INFO L226 Difference]: Without dead ends: 307 [2023-11-29 01:07:21,773 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:07:21,774 INFO L413 NwaCegarLoop]: 357 mSDtfsCounter, 2 mSDsluCounter, 1053 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1410 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:21,775 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1410 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:07:21,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2023-11-29 01:07:21,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 305. [2023-11-29 01:07:21,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 187 states have (on average 1.2299465240641712) internal successors, (230), 191 states have internal predecessors, (230), 91 states have call successors, (91), 24 states have call predecessors, (91), 25 states have return successors, (92), 90 states have call predecessors, (92), 90 states have call successors, (92) [2023-11-29 01:07:21,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 413 transitions. [2023-11-29 01:07:21,796 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 413 transitions. Word has length 205 [2023-11-29 01:07:21,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:21,797 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 413 transitions. [2023-11-29 01:07:21,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:21,797 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 413 transitions. [2023-11-29 01:07:21,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 01:07:21,799 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:21,800 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:21,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:07:22,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 01:07:22,001 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:22,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:22,001 INFO L85 PathProgramCache]: Analyzing trace with hash -172279698, now seen corresponding path program 1 times [2023-11-29 01:07:22,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:22,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655115579] [2023-11-29 01:07:22,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:22,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 01:07:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 01:07:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-29 01:07:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-29 01:07:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-29 01:07:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 01:07:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-29 01:07:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:07:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:07:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-29 01:07:22,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-29 01:07:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-11-29 01:07:22,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:22,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655115579] [2023-11-29 01:07:22,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655115579] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:22,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085933483] [2023-11-29 01:07:22,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:22,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:22,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:22,683 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:22,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:07:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:23,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 3139 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:07:23,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:23,400 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2023-11-29 01:07:23,401 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:23,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1085933483] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:23,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:07:23,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2023-11-29 01:07:23,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235869873] [2023-11-29 01:07:23,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:23,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:07:23,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:23,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:07:23,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:07:23,403 INFO L87 Difference]: Start difference. First operand 305 states and 413 transitions. Second operand has 6 states, 5 states have (on average 14.6) internal successors, (73), 6 states have internal predecessors, (73), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:23,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:23,767 INFO L93 Difference]: Finished difference Result 569 states and 806 transitions. [2023-11-29 01:07:23,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:07:23,768 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.6) internal successors, (73), 6 states have internal predecessors, (73), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 207 [2023-11-29 01:07:23,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:23,771 INFO L225 Difference]: With dead ends: 569 [2023-11-29 01:07:23,771 INFO L226 Difference]: Without dead ends: 305 [2023-11-29 01:07:23,773 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:07:23,773 INFO L413 NwaCegarLoop]: 360 mSDtfsCounter, 2 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1779 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:23,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1779 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:07:23,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2023-11-29 01:07:23,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 305. [2023-11-29 01:07:23,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 187 states have (on average 1.2245989304812834) internal successors, (229), 191 states have internal predecessors, (229), 91 states have call successors, (91), 24 states have call predecessors, (91), 25 states have return successors, (92), 90 states have call predecessors, (92), 90 states have call successors, (92) [2023-11-29 01:07:23,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 412 transitions. [2023-11-29 01:07:23,793 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 412 transitions. Word has length 207 [2023-11-29 01:07:23,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:23,794 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 412 transitions. [2023-11-29 01:07:23,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.6) internal successors, (73), 6 states have internal predecessors, (73), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:23,794 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 412 transitions. [2023-11-29 01:07:23,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-29 01:07:23,797 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:23,797 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:23,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:07:23,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:23,998 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:23,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:23,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1302024686, now seen corresponding path program 1 times [2023-11-29 01:07:23,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:23,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941533918] [2023-11-29 01:07:23,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:23,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 01:07:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 01:07:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 01:07:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 01:07:24,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-29 01:07:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:07:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:07:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-29 01:07:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 01:07:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-11-29 01:07:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 01:07:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-29 01:07:24,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:24,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941533918] [2023-11-29 01:07:24,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941533918] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:24,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [893036681] [2023-11-29 01:07:24,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:24,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:24,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:24,906 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:24,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:07:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:25,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 3151 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:07:25,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:25,573 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-11-29 01:07:25,573 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:25,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [893036681] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:25,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:07:25,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 10 [2023-11-29 01:07:25,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827008225] [2023-11-29 01:07:25,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:25,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:07:25,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:25,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:07:25,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:07:25,576 INFO L87 Difference]: Start difference. First operand 305 states and 412 transitions. Second operand has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 7 states have internal predecessors, (71), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:25,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:25,917 INFO L93 Difference]: Finished difference Result 595 states and 802 transitions. [2023-11-29 01:07:25,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 01:07:25,917 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 7 states have internal predecessors, (71), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 213 [2023-11-29 01:07:25,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:25,920 INFO L225 Difference]: With dead ends: 595 [2023-11-29 01:07:25,920 INFO L226 Difference]: Without dead ends: 307 [2023-11-29 01:07:25,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:07:25,922 INFO L413 NwaCegarLoop]: 353 mSDtfsCounter, 15 mSDsluCounter, 1738 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 2091 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:25,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 2091 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:07:25,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2023-11-29 01:07:25,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 305. [2023-11-29 01:07:25,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 187 states have (on average 1.213903743315508) internal successors, (227), 191 states have internal predecessors, (227), 91 states have call successors, (91), 24 states have call predecessors, (91), 25 states have return successors, (92), 90 states have call predecessors, (92), 90 states have call successors, (92) [2023-11-29 01:07:25,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 410 transitions. [2023-11-29 01:07:25,936 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 410 transitions. Word has length 213 [2023-11-29 01:07:25,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:25,936 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 410 transitions. [2023-11-29 01:07:25,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 7 states have internal predecessors, (71), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:25,936 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 410 transitions. [2023-11-29 01:07:25,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-29 01:07:25,939 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:25,939 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:25,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:07:26,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:26,140 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:26,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:26,141 INFO L85 PathProgramCache]: Analyzing trace with hash -799483236, now seen corresponding path program 1 times [2023-11-29 01:07:26,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:26,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944782897] [2023-11-29 01:07:26,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:26,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 01:07:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-29 01:07:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 01:07:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 01:07:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 01:07:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:07:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:07:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 01:07:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-29 01:07:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-29 01:07:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-11-29 01:07:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:26,947 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-29 01:07:26,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:26,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944782897] [2023-11-29 01:07:26,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944782897] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:26,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1535393795] [2023-11-29 01:07:26,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:26,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:26,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:26,950 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:26,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:07:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:27,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 3155 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:07:27,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:27,487 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-11-29 01:07:27,488 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:27,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1535393795] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:27,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:07:27,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 10 [2023-11-29 01:07:27,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931031658] [2023-11-29 01:07:27,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:27,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:07:27,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:27,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:07:27,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:07:27,490 INFO L87 Difference]: Start difference. First operand 305 states and 410 transitions. Second operand has 7 states, 6 states have (on average 12.333333333333334) internal successors, (74), 7 states have internal predecessors, (74), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:27,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:27,938 INFO L93 Difference]: Finished difference Result 593 states and 796 transitions. [2023-11-29 01:07:27,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:07:27,939 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.333333333333334) internal successors, (74), 7 states have internal predecessors, (74), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 215 [2023-11-29 01:07:27,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:27,941 INFO L225 Difference]: With dead ends: 593 [2023-11-29 01:07:27,941 INFO L226 Difference]: Without dead ends: 309 [2023-11-29 01:07:27,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:07:27,943 INFO L413 NwaCegarLoop]: 353 mSDtfsCounter, 15 mSDsluCounter, 1737 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 2090 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:27,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 2090 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:07:27,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2023-11-29 01:07:27,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 305. [2023-11-29 01:07:27,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 187 states have (on average 1.2085561497326203) internal successors, (226), 191 states have internal predecessors, (226), 91 states have call successors, (91), 24 states have call predecessors, (91), 25 states have return successors, (92), 90 states have call predecessors, (92), 90 states have call successors, (92) [2023-11-29 01:07:27,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 409 transitions. [2023-11-29 01:07:27,965 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 409 transitions. Word has length 215 [2023-11-29 01:07:27,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:27,965 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 409 transitions. [2023-11-29 01:07:27,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.333333333333334) internal successors, (74), 7 states have internal predecessors, (74), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:27,966 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 409 transitions. [2023-11-29 01:07:27,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-29 01:07:27,969 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:27,970 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:27,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-29 01:07:28,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:28,171 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:28,171 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:28,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1281819730, now seen corresponding path program 1 times [2023-11-29 01:07:28,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:28,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466922001] [2023-11-29 01:07:28,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:28,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:28,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:28,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 01:07:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 01:07:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:07:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-29 01:07:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 01:07:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:07:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:07:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-29 01:07:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2023-11-29 01:07:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-29 01:07:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-11-29 01:07:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:28,917 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-29 01:07:28,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:28,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466922001] [2023-11-29 01:07:28,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466922001] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:28,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1438867992] [2023-11-29 01:07:28,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:28,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:28,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:28,918 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:28,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 01:07:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:29,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 3159 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:07:29,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-11-29 01:07:29,539 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:29,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1438867992] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:29,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:07:29,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 10 [2023-11-29 01:07:29,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797719137] [2023-11-29 01:07:29,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:29,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:07:29,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:29,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:07:29,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:07:29,542 INFO L87 Difference]: Start difference. First operand 305 states and 409 transitions. Second operand has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 7 states have internal predecessors, (76), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:29,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:29,998 INFO L93 Difference]: Finished difference Result 593 states and 794 transitions. [2023-11-29 01:07:29,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:07:29,999 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 7 states have internal predecessors, (76), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 217 [2023-11-29 01:07:29,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:30,002 INFO L225 Difference]: With dead ends: 593 [2023-11-29 01:07:30,002 INFO L226 Difference]: Without dead ends: 309 [2023-11-29 01:07:30,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 294 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:07:30,004 INFO L413 NwaCegarLoop]: 352 mSDtfsCounter, 14 mSDsluCounter, 1734 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 2086 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:30,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 2086 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:07:30,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2023-11-29 01:07:30,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 305. [2023-11-29 01:07:30,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 187 states have (on average 1.2032085561497325) internal successors, (225), 191 states have internal predecessors, (225), 91 states have call successors, (91), 24 states have call predecessors, (91), 25 states have return successors, (92), 90 states have call predecessors, (92), 90 states have call successors, (92) [2023-11-29 01:07:30,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 408 transitions. [2023-11-29 01:07:30,022 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 408 transitions. Word has length 217 [2023-11-29 01:07:30,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:30,023 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 408 transitions. [2023-11-29 01:07:30,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 7 states have internal predecessors, (76), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:30,023 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 408 transitions. [2023-11-29 01:07:30,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-29 01:07:30,024 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:30,025 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:30,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 01:07:30,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 01:07:30,225 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:30,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:30,226 INFO L85 PathProgramCache]: Analyzing trace with hash -650776476, now seen corresponding path program 1 times [2023-11-29 01:07:30,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:30,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176628820] [2023-11-29 01:07:30,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:30,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:30,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:30,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:30,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:30,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:30,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 01:07:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-29 01:07:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 01:07:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-29 01:07:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-29 01:07:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:07:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:07:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 01:07:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-29 01:07:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-29 01:07:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 01:07:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,266 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 8 proven. 45 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2023-11-29 01:07:31,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:31,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176628820] [2023-11-29 01:07:31,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176628820] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:31,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492020716] [2023-11-29 01:07:31,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:31,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:31,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:31,269 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:31,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 01:07:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:31,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 3163 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:07:31,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:31,851 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-11-29 01:07:31,851 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:31,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492020716] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:31,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:07:31,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 10 [2023-11-29 01:07:31,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770335841] [2023-11-29 01:07:31,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:31,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:07:31,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:31,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:07:31,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:07:31,853 INFO L87 Difference]: Start difference. First operand 305 states and 408 transitions. Second operand has 7 states, 6 states have (on average 13.0) internal successors, (78), 7 states have internal predecessors, (78), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:32,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:32,213 INFO L93 Difference]: Finished difference Result 569 states and 799 transitions. [2023-11-29 01:07:32,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 01:07:32,214 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.0) internal successors, (78), 7 states have internal predecessors, (78), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 219 [2023-11-29 01:07:32,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:32,216 INFO L225 Difference]: With dead ends: 569 [2023-11-29 01:07:32,216 INFO L226 Difference]: Without dead ends: 305 [2023-11-29 01:07:32,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:07:32,219 INFO L413 NwaCegarLoop]: 355 mSDtfsCounter, 14 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 2102 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:32,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 2102 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:07:32,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2023-11-29 01:07:32,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 305. [2023-11-29 01:07:32,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 187 states have (on average 1.1978609625668448) internal successors, (224), 191 states have internal predecessors, (224), 91 states have call successors, (91), 24 states have call predecessors, (91), 25 states have return successors, (92), 90 states have call predecessors, (92), 90 states have call successors, (92) [2023-11-29 01:07:32,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 407 transitions. [2023-11-29 01:07:32,238 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 407 transitions. Word has length 219 [2023-11-29 01:07:32,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:32,238 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 407 transitions. [2023-11-29 01:07:32,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.0) internal successors, (78), 7 states have internal predecessors, (78), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:32,239 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 407 transitions. [2023-11-29 01:07:32,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-29 01:07:32,240 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:32,240 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:32,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 01:07:32,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-29 01:07:32,441 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:32,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:32,442 INFO L85 PathProgramCache]: Analyzing trace with hash -370380548, now seen corresponding path program 1 times [2023-11-29 01:07:32,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:32,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612635207] [2023-11-29 01:07:32,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:32,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:32,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 01:07:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-29 01:07:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-29 01:07:33,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 01:07:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-29 01:07:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:07:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:07:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2023-11-29 01:07:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 01:07:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-29 01:07:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-29 01:07:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:33,396 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-29 01:07:33,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:33,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612635207] [2023-11-29 01:07:33,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612635207] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:33,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125461578] [2023-11-29 01:07:33,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:33,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:33,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:33,398 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:33,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 01:07:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:34,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 3175 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:07:34,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:34,060 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-11-29 01:07:34,060 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:34,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2125461578] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:34,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:07:34,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 10 [2023-11-29 01:07:34,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606488037] [2023-11-29 01:07:34,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:34,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:07:34,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:34,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:07:34,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:07:34,063 INFO L87 Difference]: Start difference. First operand 305 states and 407 transitions. Second operand has 7 states, 6 states have (on average 13.333333333333334) internal successors, (80), 7 states have internal predecessors, (80), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:34,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:34,409 INFO L93 Difference]: Finished difference Result 571 states and 799 transitions. [2023-11-29 01:07:34,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 01:07:34,410 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.333333333333334) internal successors, (80), 7 states have internal predecessors, (80), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 225 [2023-11-29 01:07:34,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:34,413 INFO L225 Difference]: With dead ends: 571 [2023-11-29 01:07:34,413 INFO L226 Difference]: Without dead ends: 307 [2023-11-29 01:07:34,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 304 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:07:34,415 INFO L413 NwaCegarLoop]: 354 mSDtfsCounter, 12 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 2098 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:34,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 2098 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:07:34,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2023-11-29 01:07:34,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 305. [2023-11-29 01:07:34,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 187 states have (on average 1.1925133689839573) internal successors, (223), 191 states have internal predecessors, (223), 91 states have call successors, (91), 24 states have call predecessors, (91), 25 states have return successors, (92), 90 states have call predecessors, (92), 90 states have call successors, (92) [2023-11-29 01:07:34,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 406 transitions. [2023-11-29 01:07:34,432 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 406 transitions. Word has length 225 [2023-11-29 01:07:34,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:34,433 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 406 transitions. [2023-11-29 01:07:34,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.333333333333334) internal successors, (80), 7 states have internal predecessors, (80), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:34,433 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 406 transitions. [2023-11-29 01:07:34,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-29 01:07:34,435 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:34,435 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:34,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 01:07:34,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:34,636 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:34,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:34,636 INFO L85 PathProgramCache]: Analyzing trace with hash -682465692, now seen corresponding path program 1 times [2023-11-29 01:07:34,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:34,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423370660] [2023-11-29 01:07:34,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:34,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 01:07:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-29 01:07:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 01:07:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 01:07:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 01:07:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 01:07:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:07:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:07:35,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-29 01:07:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-29 01:07:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-29 01:07:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:35,481 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 12 proven. 55 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2023-11-29 01:07:35,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:35,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423370660] [2023-11-29 01:07:35,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423370660] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:35,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [344500010] [2023-11-29 01:07:35,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:35,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:35,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:35,483 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:35,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 01:07:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:36,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 3187 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:07:36,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:36,323 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2023-11-29 01:07:36,323 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:07:36,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [344500010] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:07:36,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:07:36,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 10 [2023-11-29 01:07:36,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859778049] [2023-11-29 01:07:36,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:07:36,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:07:36,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:36,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:07:36,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:07:36,326 INFO L87 Difference]: Start difference. First operand 305 states and 406 transitions. Second operand has 7 states, 6 states have (on average 13.666666666666666) internal successors, (82), 7 states have internal predecessors, (82), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:36,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:07:36,889 INFO L93 Difference]: Finished difference Result 571 states and 797 transitions. [2023-11-29 01:07:36,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 01:07:36,890 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.666666666666666) internal successors, (82), 7 states have internal predecessors, (82), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 231 [2023-11-29 01:07:36,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:07:36,893 INFO L225 Difference]: With dead ends: 571 [2023-11-29 01:07:36,893 INFO L226 Difference]: Without dead ends: 307 [2023-11-29 01:07:36,895 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 310 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:07:36,895 INFO L413 NwaCegarLoop]: 353 mSDtfsCounter, 11 mSDsluCounter, 1741 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 2094 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:07:36,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 2094 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 01:07:36,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2023-11-29 01:07:36,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 305. [2023-11-29 01:07:36,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 187 states have (on average 1.1871657754010696) internal successors, (222), 191 states have internal predecessors, (222), 91 states have call successors, (91), 24 states have call predecessors, (91), 25 states have return successors, (92), 90 states have call predecessors, (92), 90 states have call successors, (92) [2023-11-29 01:07:36,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 405 transitions. [2023-11-29 01:07:36,917 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 405 transitions. Word has length 231 [2023-11-29 01:07:36,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:07:36,917 INFO L495 AbstractCegarLoop]: Abstraction has 305 states and 405 transitions. [2023-11-29 01:07:36,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.666666666666666) internal successors, (82), 7 states have internal predecessors, (82), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 01:07:36,918 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 405 transitions. [2023-11-29 01:07:36,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-11-29 01:07:36,920 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:07:36,920 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:07:36,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 01:07:37,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:37,121 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:07:37,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:07:37,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1657856876, now seen corresponding path program 1 times [2023-11-29 01:07:37,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:07:37,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692840609] [2023-11-29 01:07:37,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:37,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:07:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:07:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:07:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:07:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:07:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:07:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:07:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:07:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:07:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:07:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 01:07:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-29 01:07:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-29 01:07:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-29 01:07:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:40,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-29 01:07:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:41,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:41,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:41,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:41,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:41,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:07:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:41,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:41,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:41,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:07:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:42,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:07:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:42,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-29 01:07:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:42,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-29 01:07:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:42,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-29 01:07:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:42,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:42,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:42,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-29 01:07:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:42,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:42,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:07:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:42,240 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2023-11-29 01:07:42,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:07:42,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692840609] [2023-11-29 01:07:42,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692840609] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:42,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572145936] [2023-11-29 01:07:42,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:07:42,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:07:42,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:07:42,243 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:07:42,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 01:07:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:07:43,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 3199 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-29 01:07:43,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:07:43,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-29 01:07:44,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2023-11-29 01:07:45,580 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 195 proven. 6 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2023-11-29 01:07:45,580 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:07:50,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1572145936] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:07:50,993 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:07:50,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 19] total 34 [2023-11-29 01:07:50,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66764317] [2023-11-29 01:07:50,994 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:07:50,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-11-29 01:07:50,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:07:50,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-11-29 01:07:50,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1832, Unknown=1, NotChecked=0, Total=1980 [2023-11-29 01:07:50,997 INFO L87 Difference]: Start difference. First operand 305 states and 405 transitions. Second operand has 34 states, 26 states have (on average 4.961538461538462) internal successors, (129), 27 states have internal predecessors, (129), 14 states have call successors, (55), 5 states have call predecessors, (55), 13 states have return successors, (54), 18 states have call predecessors, (54), 14 states have call successors, (54) [2023-11-29 01:07:57,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:08:02,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:08:06,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:08:10,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:08:17,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:08:24,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:08:28,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:08:28,735 INFO L93 Difference]: Finished difference Result 798 states and 1076 transitions. [2023-11-29 01:08:28,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-11-29 01:08:28,737 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 26 states have (on average 4.961538461538462) internal successors, (129), 27 states have internal predecessors, (129), 14 states have call successors, (55), 5 states have call predecessors, (55), 13 states have return successors, (54), 18 states have call predecessors, (54), 14 states have call successors, (54) Word has length 237 [2023-11-29 01:08:28,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:08:28,742 INFO L225 Difference]: With dead ends: 798 [2023-11-29 01:08:28,743 INFO L226 Difference]: Without dead ends: 544 [2023-11-29 01:08:28,747 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 531 GetRequests, 431 SyntacticMatches, 19 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1637 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=687, Invalid=6118, Unknown=1, NotChecked=0, Total=6806 [2023-11-29 01:08:28,748 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 921 mSDsluCounter, 2404 mSDsCounter, 0 mSdLazyCounter, 8488 mSolverCounterSat, 725 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 922 SdHoareTripleChecker+Valid, 2551 SdHoareTripleChecker+Invalid, 9219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 725 IncrementalHoareTripleChecker+Valid, 8488 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:08:28,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [922 Valid, 2551 Invalid, 9219 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [725 Valid, 8488 Invalid, 6 Unknown, 0 Unchecked, 35.5s Time] [2023-11-29 01:08:28,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2023-11-29 01:08:28,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 531. [2023-11-29 01:08:28,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 531 states, 337 states have (on average 1.2077151335311573) internal successors, (407), 344 states have internal predecessors, (407), 146 states have call successors, (146), 41 states have call predecessors, (146), 46 states have return successors, (157), 146 states have call predecessors, (157), 144 states have call successors, (157) [2023-11-29 01:08:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 710 transitions. [2023-11-29 01:08:28,808 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 710 transitions. Word has length 237 [2023-11-29 01:08:28,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:08:28,809 INFO L495 AbstractCegarLoop]: Abstraction has 531 states and 710 transitions. [2023-11-29 01:08:28,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 26 states have (on average 4.961538461538462) internal successors, (129), 27 states have internal predecessors, (129), 14 states have call successors, (55), 5 states have call predecessors, (55), 13 states have return successors, (54), 18 states have call predecessors, (54), 14 states have call successors, (54) [2023-11-29 01:08:28,810 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 710 transitions. [2023-11-29 01:08:28,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-11-29 01:08:28,812 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:08:28,812 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:08:28,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-29 01:08:29,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:08:29,013 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:08:29,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:08:29,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1986985112, now seen corresponding path program 1 times [2023-11-29 01:08:29,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:08:29,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029344050] [2023-11-29 01:08:29,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:08:29,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:08:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 01:08:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:08:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 01:08:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-29 01:08:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-29 01:08:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:08:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:08:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:08:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 01:08:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 01:08:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:29,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:29,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-29 01:08:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-29 01:08:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-29 01:08:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-29 01:08:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:08:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:08:30,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:08:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-29 01:08:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-29 01:08:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-29 01:08:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-29 01:08:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:08:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:08:30,256 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2023-11-29 01:08:30,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:08:30,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029344050] [2023-11-29 01:08:30,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029344050] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:08:30,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:08:30,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:08:30,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581294493] [2023-11-29 01:08:30,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:08:30,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:08:30,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:08:30,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:08:30,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:08:30,260 INFO L87 Difference]: Start difference. First operand 531 states and 710 transitions. Second operand has 8 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2023-11-29 01:08:31,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:08:31,139 INFO L93 Difference]: Finished difference Result 605 states and 790 transitions. [2023-11-29 01:08:31,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:08:31,140 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 237 [2023-11-29 01:08:31,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:08:31,141 INFO L225 Difference]: With dead ends: 605 [2023-11-29 01:08:31,141 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 01:08:31,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:08:31,143 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 54 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:08:31,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 192 Invalid, 489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 01:08:31,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 01:08:31,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 01:08:31,145 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 01:08:31,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 01:08:31,145 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 237 [2023-11-29 01:08:31,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:08:31,146 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 01:08:31,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2023-11-29 01:08:31,146 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 01:08:31,146 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 01:08:31,149 INFO L805 garLoopResultBuilder]: Registering result SAFE for location aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-11-29 01:08:31,150 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-11-29 01:08:31,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 01:08:31,152 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 01:08:31,582 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6870 6875) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-29 01:08:31,583 INFO L899 garLoopResultBuilder]: For program point L6871-1(lines 6871 6873) no Hoare annotation was computed. [2023-11-29 01:08:31,583 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6870 6875) no Hoare annotation was computed. [2023-11-29 01:08:31,583 INFO L895 garLoopResultBuilder]: At program point L6871(lines 6871 6873) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-29 01:08:31,583 INFO L899 garLoopResultBuilder]: For program point L8768(lines 8768 8769) no Hoare annotation was computed. [2023-11-29 01:08:31,583 INFO L899 garLoopResultBuilder]: For program point L8768-2(lines 8768 8773) no Hoare annotation was computed. [2023-11-29 01:08:31,583 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8762 8777) the Hoare annotation is: true [2023-11-29 01:08:31,583 INFO L899 garLoopResultBuilder]: For program point L8775-2(line 8775) no Hoare annotation was computed. [2023-11-29 01:08:31,583 INFO L899 garLoopResultBuilder]: For program point L8775-3(line 8775) no Hoare annotation was computed. [2023-11-29 01:08:31,584 INFO L899 garLoopResultBuilder]: For program point L8775-5(line 8775) no Hoare annotation was computed. [2023-11-29 01:08:31,584 INFO L899 garLoopResultBuilder]: For program point L8775(line 8775) no Hoare annotation was computed. [2023-11-29 01:08:31,584 INFO L899 garLoopResultBuilder]: For program point L8775-11(lines 8775 8776) no Hoare annotation was computed. [2023-11-29 01:08:31,584 INFO L899 garLoopResultBuilder]: For program point L8775-6(lines 8775 8776) no Hoare annotation was computed. [2023-11-29 01:08:31,584 INFO L899 garLoopResultBuilder]: For program point L8775-8(lines 8775 8776) no Hoare annotation was computed. [2023-11-29 01:08:31,584 INFO L899 garLoopResultBuilder]: For program point L8775-9(lines 8775 8776) no Hoare annotation was computed. [2023-11-29 01:08:31,584 INFO L899 garLoopResultBuilder]: For program point s_buf_belongs_to_poolEXIT(lines 8762 8777) no Hoare annotation was computed. [2023-11-29 01:08:31,584 INFO L899 garLoopResultBuilder]: For program point s_buf_belongs_to_poolFINAL(lines 8762 8777) no Hoare annotation was computed. [2023-11-29 01:08:31,584 INFO L899 garLoopResultBuilder]: For program point nondet_size_tEXIT(line 263) no Hoare annotation was computed. [2023-11-29 01:08:31,585 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 263) the Hoare annotation is: true [2023-11-29 01:08:31,585 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2023-11-29 01:08:31,585 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 266) the Hoare annotation is: true [2023-11-29 01:08:31,585 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION(line 233) no Hoare annotation was computed. [2023-11-29 01:08:31,585 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderEXIT(lines 5733 5748) no Hoare annotation was computed. [2023-11-29 01:08:31,585 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderFINAL(lines 5733 5748) no Hoare annotation was computed. [2023-11-29 01:08:31,585 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5733 5748) the Hoare annotation is: true [2023-11-29 01:08:31,585 INFO L899 garLoopResultBuilder]: For program point L5734(lines 5734 5747) no Hoare annotation was computed. [2023-11-29 01:08:31,586 INFO L899 garLoopResultBuilder]: For program point L5743(line 5743) no Hoare annotation was computed. [2023-11-29 01:08:31,586 INFO L899 garLoopResultBuilder]: For program point L5745(line 5745) no Hoare annotation was computed. [2023-11-29 01:08:31,586 INFO L899 garLoopResultBuilder]: For program point L5739(line 5739) no Hoare annotation was computed. [2023-11-29 01:08:31,586 INFO L899 garLoopResultBuilder]: For program point L5741(line 5741) no Hoare annotation was computed. [2023-11-29 01:08:31,586 INFO L899 garLoopResultBuilder]: For program point L5735(line 5735) no Hoare annotation was computed. [2023-11-29 01:08:31,586 INFO L899 garLoopResultBuilder]: For program point L233(line 233) no Hoare annotation was computed. [2023-11-29 01:08:31,586 INFO L899 garLoopResultBuilder]: For program point L5737(line 5737) no Hoare annotation was computed. [2023-11-29 01:08:31,586 INFO L899 garLoopResultBuilder]: For program point L7348-2(line 7348) no Hoare annotation was computed. [2023-11-29 01:08:31,587 INFO L899 garLoopResultBuilder]: For program point L7348(line 7348) no Hoare annotation was computed. [2023-11-29 01:08:31,587 INFO L899 garLoopResultBuilder]: For program point L7348-6(line 7348) no Hoare annotation was computed. [2023-11-29 01:08:31,587 INFO L899 garLoopResultBuilder]: For program point L7348-4(line 7348) no Hoare annotation was computed. [2023-11-29 01:08:31,587 INFO L899 garLoopResultBuilder]: For program point L7348-3(line 7348) no Hoare annotation was computed. [2023-11-29 01:08:31,587 INFO L899 garLoopResultBuilder]: For program point L7348-8(line 7348) no Hoare annotation was computed. [2023-11-29 01:08:31,587 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7343 7349) the Hoare annotation is: true [2023-11-29 01:08:31,587 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_is_validEXIT(lines 7343 7349) no Hoare annotation was computed. [2023-11-29 01:08:31,587 INFO L899 garLoopResultBuilder]: For program point L7345-3(line 7345) no Hoare annotation was computed. [2023-11-29 01:08:31,587 INFO L899 garLoopResultBuilder]: For program point L7345-1(line 7345) no Hoare annotation was computed. [2023-11-29 01:08:31,588 INFO L899 garLoopResultBuilder]: For program point L7345(lines 7345 7348) no Hoare annotation was computed. [2023-11-29 01:08:31,588 INFO L899 garLoopResultBuilder]: For program point L7345-7(lines 7345 7348) no Hoare annotation was computed. [2023-11-29 01:08:31,588 INFO L899 garLoopResultBuilder]: For program point L7345-6(lines 7345 7346) no Hoare annotation was computed. [2023-11-29 01:08:31,588 INFO L899 garLoopResultBuilder]: For program point L7345-4(lines 7345 7346) no Hoare annotation was computed. [2023-11-29 01:08:31,588 INFO L899 garLoopResultBuilder]: For program point L7345-11(lines 7345 7348) no Hoare annotation was computed. [2023-11-29 01:08:31,588 INFO L899 garLoopResultBuilder]: For program point L7345-9(lines 7345 7348) no Hoare annotation was computed. [2023-11-29 01:08:31,588 INFO L899 garLoopResultBuilder]: For program point is_empty_stateEXIT(lines 9173 9178) no Hoare annotation was computed. [2023-11-29 01:08:31,588 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9173 9178) the Hoare annotation is: true [2023-11-29 01:08:31,589 INFO L902 garLoopResultBuilder]: At program point L9176(line 9176) the Hoare annotation is: true [2023-11-29 01:08:31,589 INFO L902 garLoopResultBuilder]: At program point L9175(line 9175) the Hoare annotation is: true [2023-11-29 01:08:31,589 INFO L899 garLoopResultBuilder]: For program point L9176-1(line 9176) no Hoare annotation was computed. [2023-11-29 01:08:31,589 INFO L899 garLoopResultBuilder]: For program point L9175-1(line 9175) no Hoare annotation was computed. [2023-11-29 01:08:31,589 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-29 01:08:31,589 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-29 01:08:31,589 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-29 01:08:31,589 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-29 01:08:31,590 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-29 01:08:31,590 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-29 01:08:31,590 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5779 5782) the Hoare annotation is: true [2023-11-29 01:08:31,590 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitEXIT(lines 5779 5782) no Hoare annotation was computed. [2023-11-29 01:08:31,590 INFO L895 garLoopResultBuilder]: At program point L5781(line 5781) the Hoare annotation is: (or (= 5 aws_atomic_load_ptr_explicit_~memory_order) (forall ((|v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3| Int)) (= (select (select |#memory_$Pointer$#3.base| |v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3|) 8) 0)) (not (= 5 |aws_atomic_load_ptr_explicit_#in~memory_order|))) [2023-11-29 01:08:31,591 INFO L899 garLoopResultBuilder]: For program point L5781-1(line 5781) no Hoare annotation was computed. [2023-11-29 01:08:31,591 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-29 01:08:31,591 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-29 01:08:31,591 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#5EXIT(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,591 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-29 01:08:31,591 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-29 01:08:31,591 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,591 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#4EXIT(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,591 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,592 INFO L899 garLoopResultBuilder]: For program point L6032-2(line 6032) no Hoare annotation was computed. [2023-11-29 01:08:31,592 INFO L899 garLoopResultBuilder]: For program point L6032(line 6032) no Hoare annotation was computed. [2023-11-29 01:08:31,592 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrEXIT(lines 6027 6033) no Hoare annotation was computed. [2023-11-29 01:08:31,592 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6027 6033) the Hoare annotation is: true [2023-11-29 01:08:31,592 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#6EXIT(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,592 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,592 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,592 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptrEXIT(lines 5626 5629) no Hoare annotation was computed. [2023-11-29 01:08:31,593 INFO L902 garLoopResultBuilder]: At program point L5628(line 5628) the Hoare annotation is: true [2023-11-29 01:08:31,593 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5626 5629) the Hoare annotation is: true [2023-11-29 01:08:31,593 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptrFINAL(lines 5626 5629) no Hoare annotation was computed. [2023-11-29 01:08:31,593 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,593 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#1EXIT(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,593 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,593 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,593 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#0EXIT(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,594 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,594 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,594 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#3EXIT(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,594 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,594 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,594 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#2EXIT(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,594 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,594 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5795 5798) the Hoare annotation is: true [2023-11-29 01:08:31,595 INFO L895 garLoopResultBuilder]: At program point L5797(line 5797) the Hoare annotation is: (or (forall ((|v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3| Int)) (= (select (select |#memory_$Pointer$#3.base| |v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3|) 8) 0)) (= 5 aws_atomic_store_ptr_explicit_~memory_order) (not (= 5 |aws_atomic_store_ptr_explicit_#in~memory_order|))) [2023-11-29 01:08:31,595 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitEXIT(lines 5795 5798) no Hoare annotation was computed. [2023-11-29 01:08:31,595 INFO L899 garLoopResultBuilder]: For program point L5797-1(line 5797) no Hoare annotation was computed. [2023-11-29 01:08:31,595 INFO L899 garLoopResultBuilder]: For program point L5612-1(line 5612) no Hoare annotation was computed. [2023-11-29 01:08:31,595 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptrEXIT(lines 5610 5613) no Hoare annotation was computed. [2023-11-29 01:08:31,595 INFO L902 garLoopResultBuilder]: At program point L5612(line 5612) the Hoare annotation is: true [2023-11-29 01:08:31,595 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5610 5613) the Hoare annotation is: true [2023-11-29 01:08:31,596 INFO L902 garLoopResultBuilder]: At program point L6622(line 6622) the Hoare annotation is: true [2023-11-29 01:08:31,596 INFO L899 garLoopResultBuilder]: For program point L6623-1(line 6623) no Hoare annotation was computed. [2023-11-29 01:08:31,596 INFO L902 garLoopResultBuilder]: At program point L6623(line 6623) the Hoare annotation is: true [2023-11-29 01:08:31,596 INFO L899 garLoopResultBuilder]: For program point L6627-3(line 6627) no Hoare annotation was computed. [2023-11-29 01:08:31,596 INFO L899 garLoopResultBuilder]: For program point L6626-1(line 6626) no Hoare annotation was computed. [2023-11-29 01:08:31,596 INFO L902 garLoopResultBuilder]: At program point L6627-2(line 6627) the Hoare annotation is: true [2023-11-29 01:08:31,596 INFO L899 garLoopResultBuilder]: For program point L6620-1(line 6620) no Hoare annotation was computed. [2023-11-29 01:08:31,596 INFO L902 garLoopResultBuilder]: At program point L6620(line 6620) the Hoare annotation is: true [2023-11-29 01:08:31,597 INFO L899 garLoopResultBuilder]: For program point L6622-1(line 6622) no Hoare annotation was computed. [2023-11-29 01:08:31,597 INFO L899 garLoopResultBuilder]: For program point ensure_byte_buf_has_allocated_buffer_member_in_rangeEXIT(lines 6619 6628) no Hoare annotation was computed. [2023-11-29 01:08:31,597 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6619 6628) the Hoare annotation is: true [2023-11-29 01:08:31,597 INFO L902 garLoopResultBuilder]: At program point L6626(line 6626) the Hoare annotation is: true [2023-11-29 01:08:31,597 INFO L899 garLoopResultBuilder]: For program point L6627(line 6627) no Hoare annotation was computed. [2023-11-29 01:08:31,597 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-29 01:08:31,597 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-29 01:08:31,597 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-29 01:08:31,597 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-29 01:08:31,598 INFO L899 garLoopResultBuilder]: For program point L6064-2(line 6064) no Hoare annotation was computed. [2023-11-29 01:08:31,598 INFO L899 garLoopResultBuilder]: For program point L6064(line 6064) no Hoare annotation was computed. [2023-11-29 01:08:31,598 INFO L899 garLoopResultBuilder]: For program point L6060-1(line 6060) no Hoare annotation was computed. [2023-11-29 01:08:31,598 INFO L895 garLoopResultBuilder]: At program point L6060(line 6060) the Hoare annotation is: (or (forall ((|v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3| Int)) (= (select (select |#memory_$Pointer$#3.base| |v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3|) 8) 0)) (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (or (not (= aws_ring_buffer_is_valid_~ring_buf.offset 0)) (let ((.cse0 (div aws_ring_buffer_is_valid_~head_in_range~0 256))) (and (<= 0 .cse0) (<= aws_ring_buffer_is_valid_~head_in_range~0 (* 256 .cse0)))) (= (select (select |#memory_$Pointer$#3.base| |aws_ring_buffer_is_valid_#in~ring_buf.base|) 32) |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|))) [2023-11-29 01:08:31,598 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6050 6069) the Hoare annotation is: true [2023-11-29 01:08:31,599 INFO L895 garLoopResultBuilder]: At program point L6054(line 6054) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3| Int)) (= (select (select |#memory_$Pointer$#3.base| |v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3|) 8) 0))) [2023-11-29 01:08:31,599 INFO L899 garLoopResultBuilder]: For program point L6054-1(line 6054) no Hoare annotation was computed. [2023-11-29 01:08:31,599 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_is_validEXIT(lines 6050 6069) no Hoare annotation was computed. [2023-11-29 01:08:31,599 INFO L899 garLoopResultBuilder]: For program point L6065-3(line 6065) no Hoare annotation was computed. [2023-11-29 01:08:31,599 INFO L899 garLoopResultBuilder]: For program point L6065(line 6065) no Hoare annotation was computed. [2023-11-29 01:08:31,599 INFO L899 garLoopResultBuilder]: For program point L6065-1(line 6065) no Hoare annotation was computed. [2023-11-29 01:08:31,599 INFO L899 garLoopResultBuilder]: For program point L6065-6(lines 6065 6068) no Hoare annotation was computed. [2023-11-29 01:08:31,600 INFO L899 garLoopResultBuilder]: For program point L6065-5(line 6065) no Hoare annotation was computed. [2023-11-29 01:08:31,600 INFO L895 garLoopResultBuilder]: At program point L6057(line 6057) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3| Int)) (= (select (select |#memory_$Pointer$#3.base| |v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3|) 8) 0))) [2023-11-29 01:08:31,600 INFO L899 garLoopResultBuilder]: For program point L6065-8(lines 6065 6068) no Hoare annotation was computed. [2023-11-29 01:08:31,600 INFO L899 garLoopResultBuilder]: For program point L6057-1(line 6057) no Hoare annotation was computed. [2023-11-29 01:08:31,600 INFO L895 garLoopResultBuilder]: At program point L6053(line 6053) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3| Int)) (= (select (select |#memory_$Pointer$#3.base| |v_ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base_BEFORE_CALL_3|) 8) 0))) [2023-11-29 01:08:31,600 INFO L899 garLoopResultBuilder]: For program point L6053-1(line 6053) no Hoare annotation was computed. [2023-11-29 01:08:31,601 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6877 6879) the Hoare annotation is: true [2023-11-29 01:08:31,601 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6877 6879) no Hoare annotation was computed. [2023-11-29 01:08:31,601 INFO L902 garLoopResultBuilder]: At program point L9197(line 9197) the Hoare annotation is: true [2023-11-29 01:08:31,601 INFO L899 garLoopResultBuilder]: For program point L9198-1(line 9198) no Hoare annotation was computed. [2023-11-29 01:08:31,601 INFO L899 garLoopResultBuilder]: For program point L9197-1(line 9197) no Hoare annotation was computed. [2023-11-29 01:08:31,601 INFO L902 garLoopResultBuilder]: At program point L9198(line 9198) the Hoare annotation is: true [2023-11-29 01:08:31,601 INFO L899 garLoopResultBuilder]: For program point is_middle_valid_stateEXIT(lines 9195 9200) no Hoare annotation was computed. [2023-11-29 01:08:31,601 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9195 9200) the Hoare annotation is: true [2023-11-29 01:08:31,601 INFO L899 garLoopResultBuilder]: For program point L9251-6(line 9251) no Hoare annotation was computed. [2023-11-29 01:08:31,602 INFO L895 garLoopResultBuilder]: At program point L9251-8(line 9251) the Hoare annotation is: false [2023-11-29 01:08:31,602 INFO L899 garLoopResultBuilder]: For program point L9251-9(line 9251) no Hoare annotation was computed. [2023-11-29 01:08:31,602 INFO L899 garLoopResultBuilder]: For program point L9251-2(line 9251) no Hoare annotation was computed. [2023-11-29 01:08:31,602 INFO L895 garLoopResultBuilder]: At program point L9251-4(line 9251) the Hoare annotation is: false [2023-11-29 01:08:31,602 INFO L899 garLoopResultBuilder]: For program point L9251-5(line 9251) no Hoare annotation was computed. [2023-11-29 01:08:31,602 INFO L899 garLoopResultBuilder]: For program point L9251-14(line 9251) no Hoare annotation was computed. [2023-11-29 01:08:31,602 INFO L899 garLoopResultBuilder]: For program point L9251-15(line 9251) no Hoare annotation was computed. [2023-11-29 01:08:31,602 INFO L895 garLoopResultBuilder]: At program point L9235(line 9235) the Hoare annotation is: false [2023-11-29 01:08:31,603 INFO L895 garLoopResultBuilder]: At program point L9251-16(line 9251) the Hoare annotation is: false [2023-11-29 01:08:31,603 INFO L899 garLoopResultBuilder]: For program point L9235-1(line 9235) no Hoare annotation was computed. [2023-11-29 01:08:31,603 INFO L899 garLoopResultBuilder]: For program point L9251-17(line 9251) no Hoare annotation was computed. [2023-11-29 01:08:31,603 INFO L895 garLoopResultBuilder]: At program point L6642(line 6642) the Hoare annotation is: false [2023-11-29 01:08:31,603 INFO L899 garLoopResultBuilder]: For program point L9251-10(line 9251) no Hoare annotation was computed. [2023-11-29 01:08:31,603 INFO L899 garLoopResultBuilder]: For program point L9251-11(line 9251) no Hoare annotation was computed. [2023-11-29 01:08:31,603 INFO L895 garLoopResultBuilder]: At program point L9251-13(line 9251) the Hoare annotation is: false [2023-11-29 01:08:31,604 INFO L895 garLoopResultBuilder]: At program point L6609-1(line 6609) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select (select |#memory_$Pointer$#3.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,604 INFO L895 garLoopResultBuilder]: At program point L6609(line 6609) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select (select |#memory_$Pointer$#3.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,604 INFO L899 garLoopResultBuilder]: For program point L6642-1(lines 6642 6648) no Hoare annotation was computed. [2023-11-29 01:08:31,604 INFO L895 garLoopResultBuilder]: At program point L9186(line 9186) the Hoare annotation is: false [2023-11-29 01:08:31,604 INFO L899 garLoopResultBuilder]: For program point L9186-1(line 9186) no Hoare annotation was computed. [2023-11-29 01:08:31,604 INFO L895 garLoopResultBuilder]: At program point L9236(line 9236) the Hoare annotation is: false [2023-11-29 01:08:31,604 INFO L899 garLoopResultBuilder]: For program point L9236-1(line 9236) no Hoare annotation was computed. [2023-11-29 01:08:31,604 INFO L899 garLoopResultBuilder]: For program point L6610(line 6610) no Hoare annotation was computed. [2023-11-29 01:08:31,605 INFO L899 garLoopResultBuilder]: For program point L6643-1(line 6643) no Hoare annotation was computed. [2023-11-29 01:08:31,605 INFO L895 garLoopResultBuilder]: At program point L6643(line 6643) the Hoare annotation is: false [2023-11-29 01:08:31,605 INFO L895 garLoopResultBuilder]: At program point L9187(line 9187) the Hoare annotation is: false [2023-11-29 01:08:31,605 INFO L899 garLoopResultBuilder]: For program point L9187-1(line 9187) no Hoare annotation was computed. [2023-11-29 01:08:31,605 INFO L895 garLoopResultBuilder]: At program point L9237(line 9237) the Hoare annotation is: false [2023-11-29 01:08:31,605 INFO L895 garLoopResultBuilder]: At program point L9237-1(line 9237) the Hoare annotation is: false [2023-11-29 01:08:31,605 INFO L899 garLoopResultBuilder]: For program point L9237-2(line 9237) no Hoare annotation was computed. [2023-11-29 01:08:31,605 INFO L899 garLoopResultBuilder]: For program point L6611-1(line 6611) no Hoare annotation was computed. [2023-11-29 01:08:31,606 INFO L895 garLoopResultBuilder]: At program point L6611(line 6611) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select (select |#memory_$Pointer$#3.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,606 INFO L899 garLoopResultBuilder]: For program point L6644-1(line 6644) no Hoare annotation was computed. [2023-11-29 01:08:31,606 INFO L895 garLoopResultBuilder]: At program point L6644(line 6644) the Hoare annotation is: false [2023-11-29 01:08:31,606 INFO L895 garLoopResultBuilder]: At program point L9221(line 9221) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$#3.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|))) (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (not (= (select .cse0 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select .cse0 32) 0)))) [2023-11-29 01:08:31,606 INFO L899 garLoopResultBuilder]: For program point L9221-1(line 9221) no Hoare annotation was computed. [2023-11-29 01:08:31,606 INFO L899 garLoopResultBuilder]: For program point L9238-1(line 9238) no Hoare annotation was computed. [2023-11-29 01:08:31,607 INFO L899 garLoopResultBuilder]: For program point L6612-1(line 6612) no Hoare annotation was computed. [2023-11-29 01:08:31,607 INFO L895 garLoopResultBuilder]: At program point L6612(line 6612) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select (select |#memory_$Pointer$#3.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,607 INFO L895 garLoopResultBuilder]: At program point L9238(line 9238) the Hoare annotation is: false [2023-11-29 01:08:31,607 INFO L895 garLoopResultBuilder]: At program point L9222-1(line 9222) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$#3.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|))) (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_#t~ret1369#1| 0) (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (not (= (select .cse0 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select .cse0 32) 0)))) [2023-11-29 01:08:31,607 INFO L899 garLoopResultBuilder]: For program point L9222-2(line 9222) no Hoare annotation was computed. [2023-11-29 01:08:31,607 INFO L895 garLoopResultBuilder]: At program point L9222(line 9222) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$#3.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|))) (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (not (= (select .cse0 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select .cse0 32) 0)))) [2023-11-29 01:08:31,608 INFO L895 garLoopResultBuilder]: At program point L6646(line 6646) the Hoare annotation is: false [2023-11-29 01:08:31,608 INFO L895 garLoopResultBuilder]: At program point L9239(line 9239) the Hoare annotation is: false [2023-11-29 01:08:31,608 INFO L899 garLoopResultBuilder]: For program point L6646-1(line 6646) no Hoare annotation was computed. [2023-11-29 01:08:31,608 INFO L899 garLoopResultBuilder]: For program point L9239-1(line 9239) no Hoare annotation was computed. [2023-11-29 01:08:31,608 INFO L899 garLoopResultBuilder]: For program point L6647-1(line 6647) no Hoare annotation was computed. [2023-11-29 01:08:31,608 INFO L895 garLoopResultBuilder]: At program point L6647(line 6647) the Hoare annotation is: false [2023-11-29 01:08:31,608 INFO L895 garLoopResultBuilder]: At program point L9240(line 9240) the Hoare annotation is: false [2023-11-29 01:08:31,608 INFO L899 garLoopResultBuilder]: For program point L9240-1(line 9240) no Hoare annotation was computed. [2023-11-29 01:08:31,609 INFO L895 garLoopResultBuilder]: At program point L9224(line 9224) the Hoare annotation is: false [2023-11-29 01:08:31,609 INFO L895 garLoopResultBuilder]: At program point L9224-1(line 9224) the Hoare annotation is: false [2023-11-29 01:08:31,609 INFO L899 garLoopResultBuilder]: For program point L9224-2(line 9224) no Hoare annotation was computed. [2023-11-29 01:08:31,609 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,609 INFO L895 garLoopResultBuilder]: At program point L9241(line 9241) the Hoare annotation is: false [2023-11-29 01:08:31,609 INFO L899 garLoopResultBuilder]: For program point L9241-1(line 9241) no Hoare annotation was computed. [2023-11-29 01:08:31,609 INFO L895 garLoopResultBuilder]: At program point L9242(line 9242) the Hoare annotation is: false [2023-11-29 01:08:31,609 INFO L899 garLoopResultBuilder]: For program point L9242-1(line 9242) no Hoare annotation was computed. [2023-11-29 01:08:31,609 INFO L895 garLoopResultBuilder]: At program point L8780(line 8780) the Hoare annotation is: false [2023-11-29 01:08:31,610 INFO L895 garLoopResultBuilder]: At program point L8780-1(line 8780) the Hoare annotation is: false [2023-11-29 01:08:31,610 INFO L899 garLoopResultBuilder]: For program point L8780-2(line 8780) no Hoare annotation was computed. [2023-11-29 01:08:31,610 INFO L895 garLoopResultBuilder]: At program point L9243(line 9243) the Hoare annotation is: false [2023-11-29 01:08:31,610 INFO L899 garLoopResultBuilder]: For program point L9243-1(line 9243) no Hoare annotation was computed. [2023-11-29 01:08:31,610 INFO L895 garLoopResultBuilder]: At program point L6650(line 6650) the Hoare annotation is: false [2023-11-29 01:08:31,610 INFO L899 garLoopResultBuilder]: For program point L6650-1(lines 6633 6652) no Hoare annotation was computed. [2023-11-29 01:08:31,610 INFO L895 garLoopResultBuilder]: At program point L8781(line 8781) the Hoare annotation is: false [2023-11-29 01:08:31,610 INFO L895 garLoopResultBuilder]: At program point L8781-1(line 8781) the Hoare annotation is: false [2023-11-29 01:08:31,611 INFO L899 garLoopResultBuilder]: For program point L8781-2(line 8781) no Hoare annotation was computed. [2023-11-29 01:08:31,611 INFO L895 garLoopResultBuilder]: At program point L9244(line 9244) the Hoare annotation is: false [2023-11-29 01:08:31,611 INFO L899 garLoopResultBuilder]: For program point L9244-1(line 9244) no Hoare annotation was computed. [2023-11-29 01:08:31,611 INFO L895 garLoopResultBuilder]: At program point L8782-1(line 8782) the Hoare annotation is: false [2023-11-29 01:08:31,611 INFO L899 garLoopResultBuilder]: For program point L8782-2(line 8782) no Hoare annotation was computed. [2023-11-29 01:08:31,611 INFO L895 garLoopResultBuilder]: At program point L8782(line 8782) the Hoare annotation is: false [2023-11-29 01:08:31,611 INFO L895 garLoopResultBuilder]: At program point L9245(line 9245) the Hoare annotation is: false [2023-11-29 01:08:31,611 INFO L899 garLoopResultBuilder]: For program point L9245-1(line 9245) no Hoare annotation was computed. [2023-11-29 01:08:31,612 INFO L895 garLoopResultBuilder]: At program point L6041(line 6041) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$#3.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|))) (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (not (= (select .cse0 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select .cse0 32) 0)))) [2023-11-29 01:08:31,612 INFO L899 garLoopResultBuilder]: For program point L6041-1(line 6041) no Hoare annotation was computed. [2023-11-29 01:08:31,612 INFO L899 garLoopResultBuilder]: For program point L8783-2(line 8783) no Hoare annotation was computed. [2023-11-29 01:08:31,612 INFO L895 garLoopResultBuilder]: At program point L8783-3(line 8783) the Hoare annotation is: false [2023-11-29 01:08:31,612 INFO L899 garLoopResultBuilder]: For program point L8783-4(line 8783) no Hoare annotation was computed. [2023-11-29 01:08:31,612 INFO L899 garLoopResultBuilder]: For program point L6636-1(lines 6636 6638) no Hoare annotation was computed. [2023-11-29 01:08:31,612 INFO L895 garLoopResultBuilder]: At program point L6636(line 6636) the Hoare annotation is: false [2023-11-29 01:08:31,612 INFO L895 garLoopResultBuilder]: At program point L8783(line 8783) the Hoare annotation is: false [2023-11-29 01:08:31,612 INFO L895 garLoopResultBuilder]: At program point L8783-1(line 8783) the Hoare annotation is: false [2023-11-29 01:08:31,613 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 01:08:31,613 INFO L899 garLoopResultBuilder]: For program point L6636-3(lines 6636 6638) no Hoare annotation was computed. [2023-11-29 01:08:31,613 INFO L899 garLoopResultBuilder]: For program point L9246-1(line 9246) no Hoare annotation was computed. [2023-11-29 01:08:31,613 INFO L895 garLoopResultBuilder]: At program point L6042(line 6042) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$#3.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|))) (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (not (= (select .cse0 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select .cse0 32) 0)))) [2023-11-29 01:08:31,613 INFO L895 garLoopResultBuilder]: At program point L9246(line 9246) the Hoare annotation is: false [2023-11-29 01:08:31,613 INFO L899 garLoopResultBuilder]: For program point L6042-1(line 6042) no Hoare annotation was computed. [2023-11-29 01:08:31,613 INFO L895 garLoopResultBuilder]: At program point L8784-3(line 8784) the Hoare annotation is: false [2023-11-29 01:08:31,614 INFO L895 garLoopResultBuilder]: At program point L8784-4(line 8784) the Hoare annotation is: false [2023-11-29 01:08:31,614 INFO L899 garLoopResultBuilder]: For program point L8784-1(line 8784) no Hoare annotation was computed. [2023-11-29 01:08:31,614 INFO L899 garLoopResultBuilder]: For program point L8784-2(line 8784) no Hoare annotation was computed. [2023-11-29 01:08:31,614 INFO L895 garLoopResultBuilder]: At program point L9247-2(line 9247) the Hoare annotation is: false [2023-11-29 01:08:31,614 INFO L899 garLoopResultBuilder]: For program point L9247-3(line 9247) no Hoare annotation was computed. [2023-11-29 01:08:31,614 INFO L899 garLoopResultBuilder]: For program point L9247-4(line 9247) no Hoare annotation was computed. [2023-11-29 01:08:31,614 INFO L899 garLoopResultBuilder]: For program point L9247(line 9247) no Hoare annotation was computed. [2023-11-29 01:08:31,614 INFO L899 garLoopResultBuilder]: For program point L9247-10(line 9247) no Hoare annotation was computed. [2023-11-29 01:08:31,614 INFO L895 garLoopResultBuilder]: At program point L9247-6(line 9247) the Hoare annotation is: false [2023-11-29 01:08:31,615 INFO L899 garLoopResultBuilder]: For program point L9247-7(line 9247) no Hoare annotation was computed. [2023-11-29 01:08:31,615 INFO L899 garLoopResultBuilder]: For program point L9247-8(line 9247) no Hoare annotation was computed. [2023-11-29 01:08:31,615 INFO L895 garLoopResultBuilder]: At program point L9247-9(line 9247) the Hoare annotation is: false [2023-11-29 01:08:31,615 INFO L895 garLoopResultBuilder]: At program point L6638(line 6638) the Hoare annotation is: false [2023-11-29 01:08:31,615 INFO L895 garLoopResultBuilder]: At program point L8785(line 8785) the Hoare annotation is: false [2023-11-29 01:08:31,615 INFO L899 garLoopResultBuilder]: For program point L8785-1(line 8785) no Hoare annotation was computed. [2023-11-29 01:08:31,615 INFO L899 garLoopResultBuilder]: For program point L6605-1(line 6605) no Hoare annotation was computed. [2023-11-29 01:08:31,615 INFO L895 garLoopResultBuilder]: At program point L6605(line 6605) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,616 INFO L899 garLoopResultBuilder]: For program point L6638-1(line 6638) no Hoare annotation was computed. [2023-11-29 01:08:31,616 INFO L895 garLoopResultBuilder]: At program point L9248-4(line 9248) the Hoare annotation is: false [2023-11-29 01:08:31,616 INFO L899 garLoopResultBuilder]: For program point L9248-5(line 9248) no Hoare annotation was computed. [2023-11-29 01:08:31,616 INFO L899 garLoopResultBuilder]: For program point L9248-6(line 9248) no Hoare annotation was computed. [2023-11-29 01:08:31,616 INFO L895 garLoopResultBuilder]: At program point L9248(line 9248) the Hoare annotation is: false [2023-11-29 01:08:31,616 INFO L899 garLoopResultBuilder]: For program point L9248-1(line 9248) no Hoare annotation was computed. [2023-11-29 01:08:31,616 INFO L899 garLoopResultBuilder]: For program point L9248-2(line 9248) no Hoare annotation was computed. [2023-11-29 01:08:31,616 INFO L899 garLoopResultBuilder]: For program point L9248-11(line 9248) no Hoare annotation was computed. [2023-11-29 01:08:31,617 INFO L895 garLoopResultBuilder]: At program point L9248-13(line 9248) the Hoare annotation is: false [2023-11-29 01:08:31,617 INFO L899 garLoopResultBuilder]: For program point L9248-14(line 9248) no Hoare annotation was computed. [2023-11-29 01:08:31,617 INFO L895 garLoopResultBuilder]: At program point L9248-8(line 9248) the Hoare annotation is: false [2023-11-29 01:08:31,617 INFO L899 garLoopResultBuilder]: For program point L9248-9(line 9248) no Hoare annotation was computed. [2023-11-29 01:08:31,617 INFO L899 garLoopResultBuilder]: For program point L9248-10(line 9248) no Hoare annotation was computed. [2023-11-29 01:08:31,617 INFO L895 garLoopResultBuilder]: At program point L6606(line 6606) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,617 INFO L899 garLoopResultBuilder]: For program point L6639-1(line 6639) no Hoare annotation was computed. [2023-11-29 01:08:31,617 INFO L895 garLoopResultBuilder]: At program point L6639(line 6639) the Hoare annotation is: false [2023-11-29 01:08:31,618 INFO L899 garLoopResultBuilder]: For program point L9248-15(line 9248) no Hoare annotation was computed. [2023-11-29 01:08:31,618 INFO L895 garLoopResultBuilder]: At program point L9248-16(line 9248) the Hoare annotation is: false [2023-11-29 01:08:31,618 INFO L899 garLoopResultBuilder]: For program point L9248-17(line 9248) no Hoare annotation was computed. [2023-11-29 01:08:31,618 INFO L899 garLoopResultBuilder]: For program point L6606-1(line 6606) no Hoare annotation was computed. [2023-11-29 01:08:31,618 INFO L895 garLoopResultBuilder]: At program point L9216(line 9216) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,618 INFO L899 garLoopResultBuilder]: For program point L9216-1(line 9216) no Hoare annotation was computed. [2023-11-29 01:08:31,618 INFO L899 garLoopResultBuilder]: For program point L6607-1(line 6607) no Hoare annotation was computed. [2023-11-29 01:08:31,618 INFO L895 garLoopResultBuilder]: At program point L6607(line 6607) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select (select |#memory_$Pointer$#3.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,619 INFO L899 garLoopResultBuilder]: For program point L6640-1(line 6640) no Hoare annotation was computed. [2023-11-29 01:08:31,619 INFO L895 garLoopResultBuilder]: At program point L6640(line 6640) the Hoare annotation is: false [2023-11-29 01:08:31,619 INFO L895 garLoopResultBuilder]: At program point L9233(line 9233) the Hoare annotation is: false [2023-11-29 01:08:31,619 INFO L899 garLoopResultBuilder]: For program point L9233-1(line 9233) no Hoare annotation was computed. [2023-11-29 01:08:31,619 INFO L895 garLoopResultBuilder]: At program point L9217(line 9217) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,619 INFO L899 garLoopResultBuilder]: For program point L9217-1(line 9217) no Hoare annotation was computed. [2023-11-29 01:08:31,619 INFO L895 garLoopResultBuilder]: At program point L9217-2(line 9217) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,619 INFO L899 garLoopResultBuilder]: For program point L9217-3(line 9217) no Hoare annotation was computed. [2023-11-29 01:08:31,620 INFO L895 garLoopResultBuilder]: At program point L9234(line 9234) the Hoare annotation is: false [2023-11-29 01:08:31,620 INFO L899 garLoopResultBuilder]: For program point L6608-1(line 6608) no Hoare annotation was computed. [2023-11-29 01:08:31,620 INFO L895 garLoopResultBuilder]: At program point L6608(line 6608) the Hoare annotation is: (and (= |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.offset| 0) (<= 2 |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|) (not (= (select (select |#memory_$Pointer$#3.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base| |ULTIMATE.start_aws_ring_buffer_release_harness_~#ring_buf~0#1.base|)) [2023-11-29 01:08:31,620 INFO L899 garLoopResultBuilder]: For program point L6641(lines 6641 6651) no Hoare annotation was computed. [2023-11-29 01:08:31,620 INFO L899 garLoopResultBuilder]: For program point L9234-1(line 9234) no Hoare annotation was computed. [2023-11-29 01:08:31,620 INFO L895 garLoopResultBuilder]: At program point L9251(line 9251) the Hoare annotation is: false [2023-11-29 01:08:31,620 INFO L899 garLoopResultBuilder]: For program point L9251-1(line 9251) no Hoare annotation was computed. [2023-11-29 01:08:31,620 INFO L899 garLoopResultBuilder]: For program point is_ends_valid_stateEXIT(lines 9206 9211) no Hoare annotation was computed. [2023-11-29 01:08:31,621 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9206 9211) the Hoare annotation is: true [2023-11-29 01:08:31,621 INFO L902 garLoopResultBuilder]: At program point L9209(line 9209) the Hoare annotation is: true [2023-11-29 01:08:31,621 INFO L902 garLoopResultBuilder]: At program point L9208(line 9208) the Hoare annotation is: true [2023-11-29 01:08:31,621 INFO L899 garLoopResultBuilder]: For program point L9209-1(line 9209) no Hoare annotation was computed. [2023-11-29 01:08:31,621 INFO L899 garLoopResultBuilder]: For program point L9208-1(line 9208) no Hoare annotation was computed. [2023-11-29 01:08:31,623 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:08:31,626 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:08:31,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:08:31 BoogieIcfgContainer [2023-11-29 01:08:31,635 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:08:31,636 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:08:31,636 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:08:31,636 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:08:31,637 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:07:07" (3/4) ... [2023-11-29 01:08:31,638 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 01:08:31,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-29 01:08:31,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr_explicit [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s_buf_belongs_to_pool [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#5 [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_size_t [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#4 [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_check_atomic_ptr [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#6 [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#1 [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#0 [2023-11-29 01:08:31,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#3 [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#2 [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr_explicit [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_priv_xlate_order [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_byte_buf_has_allocated_buffer_member_in_range [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_is_valid [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_is_valid [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-29 01:08:31,643 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_middle_valid_state [2023-11-29 01:08:31,644 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_empty_state [2023-11-29 01:08:31,644 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-29 01:08:31,644 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_ends_valid_state [2023-11-29 01:08:31,666 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 159 nodes and edges [2023-11-29 01:08:31,669 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 70 nodes and edges [2023-11-29 01:08:31,671 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-29 01:08:31,674 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-29 01:08:31,676 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-29 01:08:31,679 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-29 01:08:31,681 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-29 01:08:31,684 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 01:08:32,373 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 01:08:32,374 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 01:08:32,374 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:08:32,375 INFO L158 Benchmark]: Toolchain (without parser) took 90097.11ms. Allocated memory was 176.2MB in the beginning and 813.7MB in the end (delta: 637.5MB). Free memory was 121.8MB in the beginning and 605.1MB in the end (delta: -483.4MB). Peak memory consumption was 255.6MB. Max. memory is 16.1GB. [2023-11-29 01:08:32,375 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 115.3MB. Free memory was 65.9MB in the beginning and 65.7MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:08:32,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3236.55ms. Allocated memory was 176.2MB in the beginning and 224.4MB in the end (delta: 48.2MB). Free memory was 121.4MB in the beginning and 148.5MB in the end (delta: -27.1MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2023-11-29 01:08:32,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 203.99ms. Allocated memory is still 224.4MB. Free memory was 148.5MB in the beginning and 135.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 01:08:32,376 INFO L158 Benchmark]: Boogie Preprocessor took 262.12ms. Allocated memory is still 224.4MB. Free memory was 134.9MB in the beginning and 110.8MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-29 01:08:32,376 INFO L158 Benchmark]: RCFGBuilder took 1982.37ms. Allocated memory is still 224.4MB. Free memory was 110.8MB in the beginning and 149.9MB in the end (delta: -39.2MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2023-11-29 01:08:32,377 INFO L158 Benchmark]: TraceAbstraction took 83666.38ms. Allocated memory was 224.4MB in the beginning and 813.7MB in the end (delta: 589.3MB). Free memory was 148.9MB in the beginning and 537.5MB in the end (delta: -388.6MB). Peak memory consumption was 199.7MB. Max. memory is 16.1GB. [2023-11-29 01:08:32,377 INFO L158 Benchmark]: Witness Printer took 738.05ms. Allocated memory is still 813.7MB. Free memory was 537.5MB in the beginning and 605.1MB in the end (delta: -67.7MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2023-11-29 01:08:32,379 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 115.3MB. Free memory was 65.9MB in the beginning and 65.7MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3236.55ms. Allocated memory was 176.2MB in the beginning and 224.4MB in the end (delta: 48.2MB). Free memory was 121.4MB in the beginning and 148.5MB in the end (delta: -27.1MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 203.99ms. Allocated memory is still 224.4MB. Free memory was 148.5MB in the beginning and 135.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 262.12ms. Allocated memory is still 224.4MB. Free memory was 134.9MB in the beginning and 110.8MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1982.37ms. Allocated memory is still 224.4MB. Free memory was 110.8MB in the beginning and 149.9MB in the end (delta: -39.2MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. * TraceAbstraction took 83666.38ms. Allocated memory was 224.4MB in the beginning and 813.7MB in the end (delta: 589.3MB). Free memory was 148.9MB in the beginning and 537.5MB in the end (delta: -388.6MB). Peak memory consumption was 199.7MB. Max. memory is 16.1GB. * Witness Printer took 738.05ms. Allocated memory is still 813.7MB. Free memory was 537.5MB in the beginning and 605.1MB in the end (delta: -67.7MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8237]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] - GenericResultAtLocation [Line: 8963]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8963-8974] * 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: 233]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - 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 28 procedures, 302 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 83.6s, OverallIterations: 15, TraceHistogramMax: 8, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 46.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6 mSolverCounterUnknown, 1765 SdHoareTripleChecker+Valid, 43.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1623 mSDsluCounter, 23264 SdHoareTripleChecker+Invalid, 41.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18859 mSDsCounter, 1000 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13569 IncrementalHoareTripleChecker+Invalid, 14575 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1000 mSolverCounterUnsat, 4405 mSDtfsCounter, 13569 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3742 GetRequests, 3503 SyntacticMatches, 19 SemanticMatches, 220 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1731 ImplicationChecksByTransitivity, 9.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=531occurred in iteration=14, InterpolantAutomatonStates: 142, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 31 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 112 LocationsWithAnnotation, 2280 PreInvPairs, 2297 NumberOfFragments, 523 HoareAnnotationTreeSize, 2280 FomulaSimplifications, 27 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 112 FomulaSimplificationsInter, 367 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 5.4s SatisfiabilityAnalysisTime, 24.3s InterpolantComputationTime, 5192 NumberOfCodeBlocks, 5192 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 5166 ConstructedInterpolants, 138 QuantifiedInterpolants, 8185 SizeOfPredicates, 40 NumberOfNonLiveVariables, 34706 ConjunctsInSsa, 114 ConjunctsInUnsatCore, 26 InterpolantComputations, 14 PerfectInterpolantSequences, 7277/7652 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 2 specifications checked. All of them hold - InvariantResult [Line: 8784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-29 01:08:32,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fec17de-b443-4f3d-8b28-8680b0f76edd/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