./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:38:57,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:38:57,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:38:57,852 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:38:57,853 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:38:57,929 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:38:57,930 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:38:57,931 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:38:57,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:38:57,934 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:38:57,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:38:57,939 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:38:57,939 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:38:57,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:38:57,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:38:57,945 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:38:57,946 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:38:57,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:38:57,947 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:38:57,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:38:57,948 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:38:57,949 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:38:57,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:38:57,950 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:38:57,951 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:38:57,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:38:57,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:38:57,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:38:57,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:38:57,953 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:38:57,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:38:57,955 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:38:57,956 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:38:57,956 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:38:57,956 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:38:57,957 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:38:57,976 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_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d7fb95278c2cc136033d841944b6b6554a35073619295af30129693cec9c54 [2023-11-06 22:38:58,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:38:58,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:38:58,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:38:58,428 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:38:58,429 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:38:58,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2023-11-06 22:39:01,951 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:39:02,653 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:39:02,654 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2023-11-06 22:39:02,723 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/data/8297da175/684cd76a43ea47abb848004c185131e3/FLAG0e6e8d76b [2023-11-06 22:39:03,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/data/8297da175/684cd76a43ea47abb848004c185131e3 [2023-11-06 22:39:03,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:39:03,073 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:39:03,075 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:39:03,076 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:39:03,082 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:39:03,082 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:39:03" (1/1) ... [2023-11-06 22:39:03,083 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5252f2d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:03, skipping insertion in model container [2023-11-06 22:39:03,083 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:39:03" (1/1) ... [2023-11-06 22:39:03,237 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:39:03,576 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_e8c40722-a239-4cd7-bb37-85ec9c6e3529/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i[4497,4510] [2023-11-06 22:39:03,587 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i[4557,4570] [2023-11-06 22:39:05,126 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:05,127 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:05,128 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:05,130 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:05,139 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:05,162 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:05,163 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:05,166 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:05,167 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:05,792 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-06 22:39:05,794 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-06 22:39:05,796 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-06 22:39:05,800 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-06 22:39:05,807 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-06 22:39:05,808 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-06 22:39:05,811 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-06 22:39:05,813 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-06 22:39:05,815 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-06 22:39:05,818 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-06 22:39:06,278 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,278 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:39:06,554 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:39:06,584 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_e8c40722-a239-4cd7-bb37-85ec9c6e3529/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i[4497,4510] [2023-11-06 22:39:06,585 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_e8c40722-a239-4cd7-bb37-85ec9c6e3529/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i[4557,4570] [2023-11-06 22:39:06,663 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,664 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,665 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,666 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,667 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,682 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,683 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,684 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,685 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,743 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-06 22:39:06,745 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-06 22:39:06,746 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-06 22:39:06,756 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-06 22:39:06,759 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-06 22:39:06,761 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-06 22:39:06,762 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-06 22:39:06,762 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-06 22:39:06,763 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-06 22:39:06,766 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-06 22:39:06,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-11-06 22:39:06,942 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,943 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:39:06,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8989-9000] [2023-11-06 22:39:07,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:39:07,392 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,392 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,394 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,394 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,395 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,395 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,396 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,396 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,396 WARN L672 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,396 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,397 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,397 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,397 WARN L672 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,398 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,398 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,398 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,398 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,400 WARN L672 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:07,409 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:39:07,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07 WrapperNode [2023-11-06 22:39:07,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:39:07,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:39:07,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:39:07,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:39:07,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,627 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,763 INFO L138 Inliner]: procedures = 694, calls = 2939, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 1179 [2023-11-06 22:39:07,764 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:39:07,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:39:07,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:39:07,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:39:07,778 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,798 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,866 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,874 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:39:07,913 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:39:07,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:39:07,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:39:07,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (1/1) ... [2023-11-06 22:39:07,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:39:07,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:07,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:07,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:39:08,027 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-06 22:39:08,027 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-06 22:39:08,027 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-11-06 22:39:08,028 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-06 22:39:08,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:39:08,028 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-06 22:39:08,029 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-06 22:39:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-06 22:39:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-06 22:39:08,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:39:08,031 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-06 22:39:08,031 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-06 22:39:08,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-06 22:39:08,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-06 22:39:08,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:39:08,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:39:08,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:39:08,033 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-06 22:39:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-06 22:39:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:39:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:39:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-06 22:39:08,034 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-06 22:39:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-11-06 22:39:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-11-06 22:39:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:39:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:39:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_empty_array [2023-11-06 22:39:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_empty_array [2023-11-06 22:39:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:39:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:39:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:39:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-06 22:39:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-06 22:39:08,038 INFO L130 BoogieDeclarations]: Found specification of procedure is_front_valid_state [2023-11-06 22:39:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure is_front_valid_state [2023-11-06 22:39:08,038 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-06 22:39:08,038 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-06 22:39:08,039 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2023-11-06 22:39:08,039 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2023-11-06 22:39:08,039 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2023-11-06 22:39:08,040 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2023-11-06 22:39:08,040 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-06 22:39:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-06 22:39:08,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:39:08,041 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-11-06 22:39:08,041 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-11-06 22:39:08,041 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-06 22:39:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-06 22:39:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2023-11-06 22:39:08,042 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2023-11-06 22:39:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-11-06 22:39:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-11-06 22:39:08,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:39:08,522 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:39:08,526 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:39:10,929 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:39:10,954 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:39:10,954 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:39:10,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:10 BoogieIcfgContainer [2023-11-06 22:39:10,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:39:10,965 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:39:10,966 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:39:10,969 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:39:10,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:39:03" (1/3) ... [2023-11-06 22:39:10,972 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3223065b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:39:10, skipping insertion in model container [2023-11-06 22:39:10,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:07" (2/3) ... [2023-11-06 22:39:10,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3223065b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:39:10, skipping insertion in model container [2023-11-06 22:39:10,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:10" (3/3) ... [2023-11-06 22:39:10,978 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_acquire_harness.i [2023-11-06 22:39:11,001 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:39:11,001 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-06 22:39:11,104 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:39:11,119 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@52ecf545, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:39:11,120 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-06 22:39:11,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 391 states, 226 states have (on average 1.2079646017699115) internal successors, (273), 229 states have internal predecessors, (273), 142 states have call successors, (142), 20 states have call predecessors, (142), 20 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) [2023-11-06 22:39:11,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-06 22:39:11,143 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:11,144 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-06 22:39:11,147 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:11,157 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:11,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1198845467, now seen corresponding path program 1 times [2023-11-06 22:39:11,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:11,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543175748] [2023-11-06 22:39:11,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:11,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:11,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:11,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:12,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:12,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:12,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:12,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:12,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:12,148 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-06 22:39:12,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:12,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543175748] [2023-11-06 22:39:12,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543175748] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:12,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:39:12,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:39:12,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815171181] [2023-11-06 22:39:12,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:12,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:39:12,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:12,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:39:12,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:39:12,223 INFO L87 Difference]: Start difference. First operand has 391 states, 226 states have (on average 1.2079646017699115) internal successors, (273), 229 states have internal predecessors, (273), 142 states have call successors, (142), 20 states have call predecessors, (142), 20 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) 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, (10), 3 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-06 22:39:13,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:13,491 INFO L93 Difference]: Finished difference Result 776 states and 1218 transitions. [2023-11-06 22:39:13,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:39:13,494 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, (10), 3 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 52 [2023-11-06 22:39:13,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:13,530 INFO L225 Difference]: With dead ends: 776 [2023-11-06 22:39:13,530 INFO L226 Difference]: Without dead ends: 385 [2023-11-06 22:39:13,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:39:13,556 INFO L413 NwaCegarLoop]: 403 mSDtfsCounter, 132 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:13,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 551 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:39:13,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2023-11-06 22:39:13,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 385. [2023-11-06 22:39:13,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 221 states have (on average 1.1900452488687783) internal successors, (263), 224 states have internal predecessors, (263), 142 states have call successors, (142), 20 states have call predecessors, (142), 20 states have return successors, (141), 141 states have call predecessors, (141), 141 states have call successors, (141) [2023-11-06 22:39:13,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 546 transitions. [2023-11-06 22:39:13,685 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 546 transitions. Word has length 52 [2023-11-06 22:39:13,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:13,687 INFO L495 AbstractCegarLoop]: Abstraction has 385 states and 546 transitions. [2023-11-06 22:39:13,688 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, (10), 3 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-06 22:39:13,688 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 546 transitions. [2023-11-06 22:39:13,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-06 22:39:13,691 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:13,692 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-06 22:39:13,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:39:13,692 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:13,694 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:13,694 INFO L85 PathProgramCache]: Analyzing trace with hash -2144691929, now seen corresponding path program 1 times [2023-11-06 22:39:13,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:13,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442021587] [2023-11-06 22:39:13,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:13,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:14,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:14,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:14,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:14,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:14,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:14,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:14,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:14,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:14,915 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-06 22:39:14,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:14,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442021587] [2023-11-06 22:39:14,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442021587] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:14,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:39:14,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:39:14,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84237856] [2023-11-06 22:39:14,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:14,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:39:14,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:14,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:39:14,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:39:14,922 INFO L87 Difference]: Start difference. First operand 385 states and 546 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, (10), 4 states have call predecessors, (10), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:39:17,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:17,197 INFO L93 Difference]: Finished difference Result 765 states and 1136 transitions. [2023-11-06 22:39:17,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:39:17,198 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, (10), 4 states have call predecessors, (10), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 52 [2023-11-06 22:39:17,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:17,204 INFO L225 Difference]: With dead ends: 765 [2023-11-06 22:39:17,204 INFO L226 Difference]: Without dead ends: 397 [2023-11-06 22:39:17,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:39:17,209 INFO L413 NwaCegarLoop]: 398 mSDtfsCounter, 172 mSDsluCounter, 1535 mSDsCounter, 0 mSdLazyCounter, 1591 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 1933 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:17,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 1933 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1591 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-06 22:39:17,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2023-11-06 22:39:17,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 397. [2023-11-06 22:39:17,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 230 states have (on average 1.1956521739130435) internal successors, (275), 233 states have internal predecessors, (275), 143 states have call successors, (143), 22 states have call predecessors, (143), 22 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) [2023-11-06 22:39:17,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 560 transitions. [2023-11-06 22:39:17,302 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 560 transitions. Word has length 52 [2023-11-06 22:39:17,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:17,303 INFO L495 AbstractCegarLoop]: Abstraction has 397 states and 560 transitions. [2023-11-06 22:39:17,303 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, (10), 4 states have call predecessors, (10), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:39:17,304 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 560 transitions. [2023-11-06 22:39:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-06 22:39:17,314 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:17,314 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2023-11-06 22:39:17,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:39:17,315 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:17,316 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:17,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1221028076, now seen corresponding path program 1 times [2023-11-06 22:39:17,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:17,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917432801] [2023-11-06 22:39:17,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:17,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:18,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:18,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:18,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:39:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-06 22:39:18,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:18,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917432801] [2023-11-06 22:39:18,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917432801] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:18,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:39:18,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:39:18,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198978032] [2023-11-06 22:39:18,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:18,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:39:18,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:18,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:39:18,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:39:18,308 INFO L87 Difference]: Start difference. First operand 397 states and 560 transitions. Second operand has 8 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:39:20,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:20,365 INFO L93 Difference]: Finished difference Result 413 states and 579 transitions. [2023-11-06 22:39:20,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:39:20,367 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 85 [2023-11-06 22:39:20,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:20,373 INFO L225 Difference]: With dead ends: 413 [2023-11-06 22:39:20,373 INFO L226 Difference]: Without dead ends: 410 [2023-11-06 22:39:20,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:39:20,377 INFO L413 NwaCegarLoop]: 398 mSDtfsCounter, 159 mSDsluCounter, 1538 mSDsCounter, 0 mSdLazyCounter, 1625 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 1936 SdHoareTripleChecker+Invalid, 1762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:20,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 1936 Invalid, 1762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1625 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-06 22:39:20,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2023-11-06 22:39:20,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 410. [2023-11-06 22:39:20,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 240 states have (on average 1.2041666666666666) internal successors, (289), 243 states have internal predecessors, (289), 144 states have call successors, (144), 24 states have call predecessors, (144), 24 states have return successors, (143), 143 states have call predecessors, (143), 143 states have call successors, (143) [2023-11-06 22:39:20,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 576 transitions. [2023-11-06 22:39:20,449 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 576 transitions. Word has length 85 [2023-11-06 22:39:20,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:20,452 INFO L495 AbstractCegarLoop]: Abstraction has 410 states and 576 transitions. [2023-11-06 22:39:20,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 22:39:20,453 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 576 transitions. [2023-11-06 22:39:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-06 22:39:20,474 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:20,475 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:39:20,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:39:20,476 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:20,476 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:20,477 INFO L85 PathProgramCache]: Analyzing trace with hash 688748949, now seen corresponding path program 1 times [2023-11-06 22:39:20,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:20,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971751743] [2023-11-06 22:39:20,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:20,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:21,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:39:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 22:39:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:21,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-06 22:39:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-06 22:39:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:21,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 22:39:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 22:39:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 22:39:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 22:39:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-11-06 22:39:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 22:39:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-06 22:39:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:22,242 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 20 proven. 21 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-06 22:39:22,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:22,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971751743] [2023-11-06 22:39:22,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971751743] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:22,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [315763923] [2023-11-06 22:39:22,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:22,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:22,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:22,248 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:22,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:39:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:23,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 3224 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:39:23,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:23,431 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2023-11-06 22:39:23,432 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:23,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [315763923] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:23,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:23,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-06 22:39:23,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84214589] [2023-11-06 22:39:23,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:23,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:39:23,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:23,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:39:23,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:39:23,448 INFO L87 Difference]: Start difference. First operand 410 states and 576 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 22:39:23,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:23,533 INFO L93 Difference]: Finished difference Result 785 states and 1118 transitions. [2023-11-06 22:39:23,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:39:23,534 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 250 [2023-11-06 22:39:23,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:23,540 INFO L225 Difference]: With dead ends: 785 [2023-11-06 22:39:23,540 INFO L226 Difference]: Without dead ends: 414 [2023-11-06 22:39:23,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:39:23,546 INFO L413 NwaCegarLoop]: 541 mSDtfsCounter, 3 mSDsluCounter, 1078 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1619 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:23,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1619 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:39:23,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2023-11-06 22:39:23,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 412. [2023-11-06 22:39:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 242 states have (on average 1.2024793388429753) internal successors, (291), 245 states have internal predecessors, (291), 144 states have call successors, (144), 24 states have call predecessors, (144), 24 states have return successors, (143), 143 states have call predecessors, (143), 143 states have call successors, (143) [2023-11-06 22:39:23,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 578 transitions. [2023-11-06 22:39:23,593 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 578 transitions. Word has length 250 [2023-11-06 22:39:23,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:23,594 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 578 transitions. [2023-11-06 22:39:23,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 22:39:23,595 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 578 transitions. [2023-11-06 22:39:23,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-06 22:39:23,602 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:23,603 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:39:23,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-06 22:39:23,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:23,823 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:23,823 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:23,824 INFO L85 PathProgramCache]: Analyzing trace with hash -290389487, now seen corresponding path program 1 times [2023-11-06 22:39:23,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:23,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139657218] [2023-11-06 22:39:23,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:23,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:24,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:24,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:24,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:24,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:24,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:24,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:24,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:24,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:24,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:24,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:39:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 22:39:25,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-06 22:39:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-06 22:39:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 22:39:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 22:39:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 22:39:25,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 22:39:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:25,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-11-06 22:39:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 22:39:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-06 22:39:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:25,438 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 20 proven. 21 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-06 22:39:25,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:25,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139657218] [2023-11-06 22:39:25,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139657218] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:25,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1609533139] [2023-11-06 22:39:25,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:25,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:25,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:25,440 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:25,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:39:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:26,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 3214 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 22:39:26,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:26,599 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2023-11-06 22:39:26,600 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:26,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1609533139] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:26,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:26,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2023-11-06 22:39:26,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859496307] [2023-11-06 22:39:26,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:26,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:39:26,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:26,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:39:26,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:39:26,605 INFO L87 Difference]: Start difference. First operand 412 states and 578 transitions. Second operand has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-06 22:39:26,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:26,750 INFO L93 Difference]: Finished difference Result 759 states and 1071 transitions. [2023-11-06 22:39:26,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:39:26,751 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 250 [2023-11-06 22:39:26,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:26,760 INFO L225 Difference]: With dead ends: 759 [2023-11-06 22:39:26,760 INFO L226 Difference]: Without dead ends: 422 [2023-11-06 22:39:26,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2023-11-06 22:39:26,764 INFO L413 NwaCegarLoop]: 547 mSDtfsCounter, 17 mSDsluCounter, 2698 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 3245 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:26,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 3245 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:39:26,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2023-11-06 22:39:26,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 422. [2023-11-06 22:39:26,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 249 states have (on average 1.2008032128514057) internal successors, (299), 252 states have internal predecessors, (299), 145 states have call successors, (145), 26 states have call predecessors, (145), 26 states have return successors, (144), 144 states have call predecessors, (144), 144 states have call successors, (144) [2023-11-06 22:39:26,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 588 transitions. [2023-11-06 22:39:26,801 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 588 transitions. Word has length 250 [2023-11-06 22:39:26,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:26,804 INFO L495 AbstractCegarLoop]: Abstraction has 422 states and 588 transitions. [2023-11-06 22:39:26,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-06 22:39:26,804 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 588 transitions. [2023-11-06 22:39:26,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-06 22:39:26,810 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:26,810 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:39:26,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:27,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:27,024 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:27,024 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:27,024 INFO L85 PathProgramCache]: Analyzing trace with hash -978968737, now seen corresponding path program 1 times [2023-11-06 22:39:27,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:27,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279386028] [2023-11-06 22:39:27,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:27,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:27,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:27,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:27,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:27,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:27,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:27,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:27,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:27,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:27,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:27,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:27,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:39:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 22:39:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-06 22:39:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-06 22:39:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 22:39:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 22:39:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 22:39:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 22:39:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-11-06 22:39:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 22:39:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-06 22:39:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-11-06 22:39:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-06 22:39:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:28,464 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2023-11-06 22:39:28,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:28,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279386028] [2023-11-06 22:39:28,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279386028] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:28,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [744579711] [2023-11-06 22:39:28,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:28,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:28,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:28,467 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:28,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:39:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:29,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 3266 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:39:29,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:29,734 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-06 22:39:29,734 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:29,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [744579711] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:29,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:29,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2023-11-06 22:39:29,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314195592] [2023-11-06 22:39:29,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:29,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:39:29,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:29,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:39:29,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:39:29,739 INFO L87 Difference]: Start difference. First operand 422 states and 588 transitions. Second operand has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 4 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 4 states have call predecessors, (36), 4 states have call successors, (36) [2023-11-06 22:39:30,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:30,907 INFO L93 Difference]: Finished difference Result 808 states and 1139 transitions. [2023-11-06 22:39:30,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:39:30,907 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 4 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 4 states have call predecessors, (36), 4 states have call successors, (36) Word has length 260 [2023-11-06 22:39:30,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:30,917 INFO L225 Difference]: With dead ends: 808 [2023-11-06 22:39:30,917 INFO L226 Difference]: Without dead ends: 425 [2023-11-06 22:39:30,920 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 340 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:39:30,922 INFO L413 NwaCegarLoop]: 401 mSDtfsCounter, 557 mSDsluCounter, 1034 mSDsCounter, 0 mSdLazyCounter, 456 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 1435 SdHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:30,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [557 Valid, 1435 Invalid, 729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 22:39:30,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2023-11-06 22:39:30,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 425. [2023-11-06 22:39:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 251 states have (on average 1.199203187250996) internal successors, (301), 255 states have internal predecessors, (301), 145 states have call successors, (145), 26 states have call predecessors, (145), 27 states have return successors, (153), 144 states have call predecessors, (153), 144 states have call successors, (153) [2023-11-06 22:39:30,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 599 transitions. [2023-11-06 22:39:30,974 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 599 transitions. Word has length 260 [2023-11-06 22:39:30,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:30,975 INFO L495 AbstractCegarLoop]: Abstraction has 425 states and 599 transitions. [2023-11-06 22:39:30,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 4 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 4 states have call predecessors, (36), 4 states have call successors, (36) [2023-11-06 22:39:30,976 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 599 transitions. [2023-11-06 22:39:30,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-06 22:39:30,980 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:30,981 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:39:31,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:31,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-06 22:39:31,196 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:31,196 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:31,196 INFO L85 PathProgramCache]: Analyzing trace with hash -624316186, now seen corresponding path program 1 times [2023-11-06 22:39:31,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:31,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844809947] [2023-11-06 22:39:31,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:31,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:32,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:32,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:39:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 22:39:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 22:39:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-06 22:39:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-06 22:39:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-06 22:39:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 22:39:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-06 22:39:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2023-11-06 22:39:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-11-06 22:39:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-06 22:39:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-06 22:39:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 22:39:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:32,627 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2023-11-06 22:39:32,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:32,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844809947] [2023-11-06 22:39:32,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844809947] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:32,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1858449660] [2023-11-06 22:39:32,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:32,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:32,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:32,643 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:32,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:39:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:33,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 3282 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:39:33,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-06 22:39:33,880 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:33,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1858449660] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:33,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:33,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [7] total 13 [2023-11-06 22:39:33,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600209538] [2023-11-06 22:39:33,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:33,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:39:33,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:33,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:39:33,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:39:33,885 INFO L87 Difference]: Start difference. First operand 425 states and 599 transitions. Second operand has 8 states, 7 states have (on average 14.571428571428571) internal successors, (102), 8 states have internal predecessors, (102), 5 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) [2023-11-06 22:39:35,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:35,150 INFO L93 Difference]: Finished difference Result 786 states and 1116 transitions. [2023-11-06 22:39:35,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:39:35,151 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 14.571428571428571) internal successors, (102), 8 states have internal predecessors, (102), 5 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) Word has length 262 [2023-11-06 22:39:35,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:35,157 INFO L225 Difference]: With dead ends: 786 [2023-11-06 22:39:35,157 INFO L226 Difference]: Without dead ends: 425 [2023-11-06 22:39:35,161 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2023-11-06 22:39:35,162 INFO L413 NwaCegarLoop]: 390 mSDtfsCounter, 603 mSDsluCounter, 1361 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 1751 SdHoareTripleChecker+Invalid, 890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:35,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [603 Valid, 1751 Invalid, 890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:39:35,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2023-11-06 22:39:35,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 425. [2023-11-06 22:39:35,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 251 states have (on average 1.199203187250996) internal successors, (301), 255 states have internal predecessors, (301), 145 states have call successors, (145), 26 states have call predecessors, (145), 27 states have return successors, (146), 144 states have call predecessors, (146), 144 states have call successors, (146) [2023-11-06 22:39:35,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 592 transitions. [2023-11-06 22:39:35,207 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 592 transitions. Word has length 262 [2023-11-06 22:39:35,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:35,211 INFO L495 AbstractCegarLoop]: Abstraction has 425 states and 592 transitions. [2023-11-06 22:39:35,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 14.571428571428571) internal successors, (102), 8 states have internal predecessors, (102), 5 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) [2023-11-06 22:39:35,211 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 592 transitions. [2023-11-06 22:39:35,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-06 22:39:35,216 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:35,217 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:35,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:35,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:35,431 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:35,431 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:35,431 INFO L85 PathProgramCache]: Analyzing trace with hash -739483539, now seen corresponding path program 1 times [2023-11-06 22:39:35,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:35,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541912298] [2023-11-06 22:39:35,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:35,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:36,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:39:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 22:39:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 22:39:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-06 22:39:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-06 22:39:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-06 22:39:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 22:39:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-06 22:39:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-06 22:39:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 22:39:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:39:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-11-06 22:39:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2023-11-06 22:39:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:36,751 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-06 22:39:36,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:36,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541912298] [2023-11-06 22:39:36,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541912298] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:36,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385124049] [2023-11-06 22:39:36,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:36,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:36,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:36,753 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:36,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:39:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:37,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 3298 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 22:39:37,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:37,875 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2023-11-06 22:39:37,875 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:37,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385124049] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:37,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:37,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 8 [2023-11-06 22:39:37,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101143252] [2023-11-06 22:39:37,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:37,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:39:37,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:37,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:39:37,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:39:37,880 INFO L87 Difference]: Start difference. First operand 425 states and 592 transitions. Second operand has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:39:38,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:38,067 INFO L93 Difference]: Finished difference Result 851 states and 1189 transitions. [2023-11-06 22:39:38,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:39:38,068 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 264 [2023-11-06 22:39:38,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:38,076 INFO L225 Difference]: With dead ends: 851 [2023-11-06 22:39:38,076 INFO L226 Difference]: Without dead ends: 438 [2023-11-06 22:39:38,079 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:39:38,081 INFO L413 NwaCegarLoop]: 535 mSDtfsCounter, 8 mSDsluCounter, 2107 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 2642 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:38,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 2642 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:39:38,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2023-11-06 22:39:38,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2023-11-06 22:39:38,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1906614785992218) internal successors, (306), 261 states have internal predecessors, (306), 146 states have call successors, (146), 28 states have call predecessors, (146), 29 states have return successors, (148), 145 states have call predecessors, (148), 145 states have call successors, (148) [2023-11-06 22:39:38,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 600 transitions. [2023-11-06 22:39:38,132 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 600 transitions. Word has length 264 [2023-11-06 22:39:38,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:38,134 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 600 transitions. [2023-11-06 22:39:38,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:39:38,134 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 600 transitions. [2023-11-06 22:39:38,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-11-06 22:39:38,140 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:38,140 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:38,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:38,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:38,354 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:38,355 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:38,355 INFO L85 PathProgramCache]: Analyzing trace with hash -65477853, now seen corresponding path program 1 times [2023-11-06 22:39:38,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:38,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864826932] [2023-11-06 22:39:38,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:38,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-06 22:39:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:39:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:39:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-06 22:39:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 22:39:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-06 22:39:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-06 22:39:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 22:39:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 22:39:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-06 22:39:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-11-06 22:39:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-06 22:39:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 22:39:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:39,939 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-06 22:39:39,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:39,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864826932] [2023-11-06 22:39:39,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864826932] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:39,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721964679] [2023-11-06 22:39:39,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:39,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:39,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:39,942 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:39,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:39:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:40,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 3302 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:39:40,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:41,072 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2023-11-06 22:39:41,072 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:41,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [721964679] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:41,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:41,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 22:39:41,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973751601] [2023-11-06 22:39:41,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:41,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:39:41,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:41,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:39:41,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:39:41,076 INFO L87 Difference]: Start difference. First operand 434 states and 600 transitions. Second operand has 7 states, 6 states have (on average 14.833333333333334) internal successors, (89), 7 states have internal predecessors, (89), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:39:41,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:41,299 INFO L93 Difference]: Finished difference Result 863 states and 1192 transitions. [2023-11-06 22:39:41,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:39:41,300 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.833333333333334) internal successors, (89), 7 states have internal predecessors, (89), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 266 [2023-11-06 22:39:41,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:41,305 INFO L225 Difference]: With dead ends: 863 [2023-11-06 22:39:41,306 INFO L226 Difference]: Without dead ends: 438 [2023-11-06 22:39:41,309 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:39:41,310 INFO L413 NwaCegarLoop]: 531 mSDtfsCounter, 20 mSDsluCounter, 2088 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 2619 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:41,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 2619 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:39:41,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2023-11-06 22:39:41,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 436. [2023-11-06 22:39:41,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 258 states have (on average 1.186046511627907) internal successors, (306), 263 states have internal predecessors, (306), 146 states have call successors, (146), 28 states have call predecessors, (146), 30 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2023-11-06 22:39:41,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 601 transitions. [2023-11-06 22:39:41,385 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 601 transitions. Word has length 266 [2023-11-06 22:39:41,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:41,385 INFO L495 AbstractCegarLoop]: Abstraction has 436 states and 601 transitions. [2023-11-06 22:39:41,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.833333333333334) internal successors, (89), 7 states have internal predecessors, (89), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:39:41,386 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 601 transitions. [2023-11-06 22:39:41,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-11-06 22:39:41,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:41,394 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:41,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:41,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:41,607 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:41,608 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:41,608 INFO L85 PathProgramCache]: Analyzing trace with hash -881315411, now seen corresponding path program 1 times [2023-11-06 22:39:41,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:41,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97454267] [2023-11-06 22:39:41,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:41,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:42,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:39:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:39:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-06 22:39:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 22:39:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 22:39:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 22:39:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 22:39:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:39:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:42,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-11-06 22:39:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:43,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-06 22:39:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:43,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-06 22:39:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:43,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-06 22:39:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:43,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:43,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 22:39:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:43,054 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-06 22:39:43,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:43,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97454267] [2023-11-06 22:39:43,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97454267] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:43,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1892969770] [2023-11-06 22:39:43,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:43,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:43,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:43,057 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:43,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:39:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:43,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 3306 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:39:43,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2023-11-06 22:39:44,070 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:44,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1892969770] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:44,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:44,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 22:39:44,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046994449] [2023-11-06 22:39:44,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:44,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:39:44,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:44,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:39:44,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:39:44,076 INFO L87 Difference]: Start difference. First operand 436 states and 601 transitions. Second operand has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 7 states have internal predecessors, (91), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:39:44,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:44,290 INFO L93 Difference]: Finished difference Result 864 states and 1191 transitions. [2023-11-06 22:39:44,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:39:44,291 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 7 states have internal predecessors, (91), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 268 [2023-11-06 22:39:44,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:44,297 INFO L225 Difference]: With dead ends: 864 [2023-11-06 22:39:44,297 INFO L226 Difference]: Without dead ends: 440 [2023-11-06 22:39:44,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:39:44,301 INFO L413 NwaCegarLoop]: 530 mSDtfsCounter, 18 mSDsluCounter, 2612 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 3142 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:44,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 3142 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:39:44,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2023-11-06 22:39:44,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 436. [2023-11-06 22:39:44,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 258 states have (on average 1.182170542635659) internal successors, (305), 263 states have internal predecessors, (305), 146 states have call successors, (146), 28 states have call predecessors, (146), 30 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2023-11-06 22:39:44,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 600 transitions. [2023-11-06 22:39:44,345 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 600 transitions. Word has length 268 [2023-11-06 22:39:44,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:44,345 INFO L495 AbstractCegarLoop]: Abstraction has 436 states and 600 transitions. [2023-11-06 22:39:44,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 7 states have internal predecessors, (91), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:39:44,346 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 600 transitions. [2023-11-06 22:39:44,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-11-06 22:39:44,350 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:44,351 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:44,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:44,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 22:39:44,564 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:44,564 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:44,565 INFO L85 PathProgramCache]: Analyzing trace with hash 528800347, now seen corresponding path program 1 times [2023-11-06 22:39:44,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:44,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172603883] [2023-11-06 22:39:44,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:44,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:45,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-06 22:39:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 22:39:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:45,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-06 22:39:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-06 22:39:45,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:39:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 22:39:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-06 22:39:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-06 22:39:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 22:39:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:39:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-06 22:39:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-11-06 22:39:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-06 22:39:45,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:45,874 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-06 22:39:45,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:45,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172603883] [2023-11-06 22:39:45,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172603883] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:45,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506029318] [2023-11-06 22:39:45,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:45,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:45,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:45,877 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:45,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 22:39:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:46,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 3310 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:39:46,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:46,897 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2023-11-06 22:39:46,897 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:46,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506029318] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:46,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:46,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 22:39:46,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978063557] [2023-11-06 22:39:46,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:46,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:39:46,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:46,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:39:46,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:39:46,904 INFO L87 Difference]: Start difference. First operand 436 states and 600 transitions. Second operand has 7 states, 6 states have (on average 15.5) internal successors, (93), 7 states have internal predecessors, (93), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:39:47,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:47,135 INFO L93 Difference]: Finished difference Result 864 states and 1189 transitions. [2023-11-06 22:39:47,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:39:47,136 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.5) internal successors, (93), 7 states have internal predecessors, (93), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 270 [2023-11-06 22:39:47,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:47,142 INFO L225 Difference]: With dead ends: 864 [2023-11-06 22:39:47,142 INFO L226 Difference]: Without dead ends: 440 [2023-11-06 22:39:47,146 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:39:47,147 INFO L413 NwaCegarLoop]: 529 mSDtfsCounter, 20 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 2613 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:47,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 2613 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:39:47,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2023-11-06 22:39:47,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 436. [2023-11-06 22:39:47,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 258 states have (on average 1.178294573643411) internal successors, (304), 263 states have internal predecessors, (304), 146 states have call successors, (146), 28 states have call predecessors, (146), 30 states have return successors, (149), 145 states have call predecessors, (149), 145 states have call successors, (149) [2023-11-06 22:39:47,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 599 transitions. [2023-11-06 22:39:47,196 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 599 transitions. Word has length 270 [2023-11-06 22:39:47,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:47,197 INFO L495 AbstractCegarLoop]: Abstraction has 436 states and 599 transitions. [2023-11-06 22:39:47,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.5) internal successors, (93), 7 states have internal predecessors, (93), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:39:47,198 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 599 transitions. [2023-11-06 22:39:47,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-11-06 22:39:47,203 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:47,203 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:47,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:47,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-06 22:39:47,418 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:47,418 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:47,419 INFO L85 PathProgramCache]: Analyzing trace with hash -714280723, now seen corresponding path program 1 times [2023-11-06 22:39:47,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:47,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840654608] [2023-11-06 22:39:47,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:47,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:39:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:39:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-06 22:39:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 22:39:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 22:39:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-06 22:39:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 22:39:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 22:39:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:39:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:48,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:49,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:49,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:49,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:39:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:49,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-06 22:39:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:49,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-11-06 22:39:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:49,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-06 22:39:49,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:49,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2023-11-06 22:39:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:49,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:49,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2023-11-06 22:39:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2023-11-06 22:39:49,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:49,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840654608] [2023-11-06 22:39:49,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840654608] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:49,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1077429151] [2023-11-06 22:39:49,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:49,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:49,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:49,093 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:49,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 22:39:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:50,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 3314 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 22:39:50,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:50,098 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2023-11-06 22:39:50,099 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:50,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1077429151] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:50,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:50,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 8 [2023-11-06 22:39:50,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440482922] [2023-11-06 22:39:50,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:50,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:39:50,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:50,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:39:50,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:39:50,102 INFO L87 Difference]: Start difference. First operand 436 states and 599 transitions. Second operand has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:39:50,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:50,242 INFO L93 Difference]: Finished difference Result 845 states and 1205 transitions. [2023-11-06 22:39:50,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:39:50,243 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 272 [2023-11-06 22:39:50,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:50,249 INFO L225 Difference]: With dead ends: 845 [2023-11-06 22:39:50,249 INFO L226 Difference]: Without dead ends: 436 [2023-11-06 22:39:50,253 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:39:50,254 INFO L413 NwaCegarLoop]: 540 mSDtfsCounter, 8 mSDsluCounter, 2131 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 2671 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:50,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 2671 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:39:50,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2023-11-06 22:39:50,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2023-11-06 22:39:50,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1673151750972763) internal successors, (300), 261 states have internal predecessors, (300), 146 states have call successors, (146), 28 states have call predecessors, (146), 29 states have return successors, (147), 145 states have call predecessors, (147), 145 states have call successors, (147) [2023-11-06 22:39:50,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 593 transitions. [2023-11-06 22:39:50,298 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 593 transitions. Word has length 272 [2023-11-06 22:39:50,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:50,299 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 593 transitions. [2023-11-06 22:39:50,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:39:50,300 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 593 transitions. [2023-11-06 22:39:50,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-11-06 22:39:50,305 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:50,305 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:50,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:50,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-06 22:39:50,522 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:50,522 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:50,522 INFO L85 PathProgramCache]: Analyzing trace with hash -199449843, now seen corresponding path program 1 times [2023-11-06 22:39:50,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:50,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642616540] [2023-11-06 22:39:50,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:50,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:39:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:39:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-06 22:39:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:51,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-06 22:39:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 22:39:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 22:39:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 22:39:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 22:39:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:39:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-06 22:39:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-06 22:39:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-06 22:39:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:39:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-06 22:39:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-06 22:39:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-06 22:39:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 22:39:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:52,205 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 8 proven. 58 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-06 22:39:52,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:52,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642616540] [2023-11-06 22:39:52,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642616540] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:52,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190896047] [2023-11-06 22:39:52,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:52,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:52,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:52,208 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:52,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 22:39:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:53,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 3324 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:39:53,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:53,175 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-11-06 22:39:53,175 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:53,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190896047] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:53,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:53,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 22:39:53,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371854841] [2023-11-06 22:39:53,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:53,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:39:53,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:53,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:39:53,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:39:53,180 INFO L87 Difference]: Start difference. First operand 434 states and 593 transitions. Second operand has 7 states, 6 states have (on average 16.0) internal successors, (96), 7 states have internal predecessors, (96), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:39:53,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:53,390 INFO L93 Difference]: Finished difference Result 834 states and 1184 transitions. [2023-11-06 22:39:53,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:39:53,391 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 16.0) internal successors, (96), 7 states have internal predecessors, (96), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 277 [2023-11-06 22:39:53,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:53,397 INFO L225 Difference]: With dead ends: 834 [2023-11-06 22:39:53,398 INFO L226 Difference]: Without dead ends: 434 [2023-11-06 22:39:53,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:39:53,403 INFO L413 NwaCegarLoop]: 535 mSDtfsCounter, 18 mSDsluCounter, 2638 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 3173 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:53,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 3173 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:39:53,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2023-11-06 22:39:53,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2023-11-06 22:39:53,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1634241245136188) internal successors, (299), 261 states have internal predecessors, (299), 146 states have call successors, (146), 28 states have call predecessors, (146), 29 states have return successors, (147), 145 states have call predecessors, (147), 145 states have call successors, (147) [2023-11-06 22:39:53,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 592 transitions. [2023-11-06 22:39:53,445 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 592 transitions. Word has length 277 [2023-11-06 22:39:53,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:53,446 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 592 transitions. [2023-11-06 22:39:53,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.0) internal successors, (96), 7 states have internal predecessors, (96), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:39:53,447 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 592 transitions. [2023-11-06 22:39:53,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-11-06 22:39:53,452 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:53,453 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:53,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:53,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:53,666 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:53,667 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:53,667 INFO L85 PathProgramCache]: Analyzing trace with hash -179192551, now seen corresponding path program 1 times [2023-11-06 22:39:53,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:53,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618133026] [2023-11-06 22:39:53,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:53,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:39:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:39:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:54,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:54,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 22:39:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-06 22:39:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:39:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-06 22:39:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:39:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-06 22:39:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-06 22:39:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-06 22:39:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-11-06 22:39:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 22:39:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-06 22:39:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:39:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-06 22:39:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2023-11-06 22:39:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-06 22:39:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-06 22:39:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-06 22:39:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:55,274 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 10 proven. 61 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2023-11-06 22:39:55,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:55,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618133026] [2023-11-06 22:39:55,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618133026] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:55,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148374669] [2023-11-06 22:39:55,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:55,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:55,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:55,277 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:55,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-06 22:39:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:56,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 3332 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:39:56,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-06 22:39:56,237 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:56,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [148374669] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:56,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:56,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 22:39:56,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886953081] [2023-11-06 22:39:56,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:56,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:39:56,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:56,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:39:56,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:39:56,240 INFO L87 Difference]: Start difference. First operand 434 states and 592 transitions. Second operand has 7 states, 6 states have (on average 16.5) internal successors, (99), 7 states have internal predecessors, (99), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:39:56,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:56,419 INFO L93 Difference]: Finished difference Result 836 states and 1184 transitions. [2023-11-06 22:39:56,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:39:56,420 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 16.5) internal successors, (99), 7 states have internal predecessors, (99), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 281 [2023-11-06 22:39:56,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:56,425 INFO L225 Difference]: With dead ends: 836 [2023-11-06 22:39:56,425 INFO L226 Difference]: Without dead ends: 436 [2023-11-06 22:39:56,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 364 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:39:56,430 INFO L413 NwaCegarLoop]: 534 mSDtfsCounter, 17 mSDsluCounter, 2635 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 3169 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:56,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 3169 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:39:56,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2023-11-06 22:39:56,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2023-11-06 22:39:56,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1595330739299612) internal successors, (298), 261 states have internal predecessors, (298), 146 states have call successors, (146), 28 states have call predecessors, (146), 29 states have return successors, (147), 145 states have call predecessors, (147), 145 states have call successors, (147) [2023-11-06 22:39:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 591 transitions. [2023-11-06 22:39:56,467 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 591 transitions. Word has length 281 [2023-11-06 22:39:56,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:56,468 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 591 transitions. [2023-11-06 22:39:56,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.5) internal successors, (99), 7 states have internal predecessors, (99), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:39:56,468 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 591 transitions. [2023-11-06 22:39:56,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-11-06 22:39:56,470 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:56,471 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:56,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:56,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:56,683 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:56,683 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:56,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1483021683, now seen corresponding path program 1 times [2023-11-06 22:39:56,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:56,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131566423] [2023-11-06 22:39:56,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:56,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:39:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:39:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:39:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-06 22:39:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 22:39:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 22:39:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-06 22:39:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 22:39:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 22:39:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-06 22:39:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:39:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-06 22:39:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-06 22:39:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-11-06 22:39:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2023-11-06 22:39:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2023-11-06 22:39:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2023-11-06 22:39:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:57,999 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 12 proven. 64 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-06 22:39:58,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:39:58,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131566423] [2023-11-06 22:39:58,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131566423] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:39:58,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1270830030] [2023-11-06 22:39:58,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:58,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:39:58,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:58,010 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:39:58,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-06 22:39:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:58,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 3340 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:39:58,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:39:58,924 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2023-11-06 22:39:58,924 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:39:58,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1270830030] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:39:58,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:39:58,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 22:39:58,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469624471] [2023-11-06 22:39:58,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:39:58,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:39:58,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:39:58,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:39:58,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:39:58,928 INFO L87 Difference]: Start difference. First operand 434 states and 591 transitions. Second operand has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:39:59,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:39:59,097 INFO L93 Difference]: Finished difference Result 836 states and 1182 transitions. [2023-11-06 22:39:59,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:39:59,098 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 285 [2023-11-06 22:39:59,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:39:59,103 INFO L225 Difference]: With dead ends: 836 [2023-11-06 22:39:59,103 INFO L226 Difference]: Without dead ends: 436 [2023-11-06 22:39:59,107 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:39:59,108 INFO L413 NwaCegarLoop]: 533 mSDtfsCounter, 19 mSDsluCounter, 2104 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 2637 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:39:59,108 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 2637 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:39:59,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2023-11-06 22:39:59,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2023-11-06 22:39:59,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 257 states have (on average 1.1556420233463034) internal successors, (297), 261 states have internal predecessors, (297), 146 states have call successors, (146), 28 states have call predecessors, (146), 29 states have return successors, (147), 145 states have call predecessors, (147), 145 states have call successors, (147) [2023-11-06 22:39:59,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 590 transitions. [2023-11-06 22:39:59,145 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 590 transitions. Word has length 285 [2023-11-06 22:39:59,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:39:59,146 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 590 transitions. [2023-11-06 22:39:59,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:39:59,146 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 590 transitions. [2023-11-06 22:39:59,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-11-06 22:39:59,149 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:39:59,149 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:39:59,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:39:59,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-06 22:39:59,368 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:39:59,368 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:39:59,369 INFO L85 PathProgramCache]: Analyzing trace with hash 836223913, now seen corresponding path program 2 times [2023-11-06 22:39:59,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:39:59,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479378967] [2023-11-06 22:39:59,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:39:59,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:39:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:39:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:39:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:39:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:39:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:39:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:39:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:39:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:39:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:59,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:59,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:39:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:39:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:39:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:39:59,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:40:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 22:40:00,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 22:40:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 22:40:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 22:40:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:40:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-06 22:40:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 22:40:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:40:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:40:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 22:40:00,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-06 22:40:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 22:40:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 22:40:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 22:40:00,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-06 22:40:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:00,249 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-06 22:40:00,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:40:00,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479378967] [2023-11-06 22:40:00,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479378967] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:40:00,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855103450] [2023-11-06 22:40:00,250 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:40:00,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:40:00,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:40:00,253 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:40:00,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-06 22:40:01,151 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 22:40:01,151 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:40:01,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 3348 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:40:01,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:40:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-11-06 22:40:01,312 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:40:01,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855103450] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:40:01,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:40:01,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2023-11-06 22:40:01,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505817426] [2023-11-06 22:40:01,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:40:01,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:40:01,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:40:01,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:40:01,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:40:01,315 INFO L87 Difference]: Start difference. First operand 434 states and 590 transitions. Second operand has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 6 states have internal predecessors, (116), 3 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-06 22:40:02,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:40:02,199 INFO L93 Difference]: Finished difference Result 810 states and 1122 transitions. [2023-11-06 22:40:02,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:40:02,200 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 6 states have internal predecessors, (116), 3 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 289 [2023-11-06 22:40:02,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:40:02,205 INFO L225 Difference]: With dead ends: 810 [2023-11-06 22:40:02,205 INFO L226 Difference]: Without dead ends: 437 [2023-11-06 22:40:02,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:40:02,210 INFO L413 NwaCegarLoop]: 408 mSDtfsCounter, 564 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 565 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:40:02,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [565 Valid, 1078 Invalid, 545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 22:40:02,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2023-11-06 22:40:02,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2023-11-06 22:40:02,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 259 states have (on average 1.1544401544401544) internal successors, (299), 264 states have internal predecessors, (299), 146 states have call successors, (146), 28 states have call predecessors, (146), 30 states have return successors, (157), 145 states have call predecessors, (157), 145 states have call successors, (157) [2023-11-06 22:40:02,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 602 transitions. [2023-11-06 22:40:02,252 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 602 transitions. Word has length 289 [2023-11-06 22:40:02,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:40:02,253 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 602 transitions. [2023-11-06 22:40:02,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 6 states have internal predecessors, (116), 3 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-06 22:40:02,254 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 602 transitions. [2023-11-06 22:40:02,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2023-11-06 22:40:02,256 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:40:02,257 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:40:02,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:40:02,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-06 22:40:02,482 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:40:02,482 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:40:02,482 INFO L85 PathProgramCache]: Analyzing trace with hash 2069412382, now seen corresponding path program 1 times [2023-11-06 22:40:02,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:40:02,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653100526] [2023-11-06 22:40:02,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:40:02,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:40:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:40:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:40:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:40:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:40:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:40:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:40:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:40:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:40:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:40:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:40:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:40:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 22:40:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 22:40:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 22:40:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 22:40:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:40:03,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 22:40:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-06 22:40:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:40:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:40:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 22:40:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 22:40:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 22:40:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2023-11-06 22:40:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-06 22:40:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2023-11-06 22:40:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:03,672 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-06 22:40:03,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:40:03,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653100526] [2023-11-06 22:40:03,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653100526] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:40:03,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:40:03,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:40:03,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386047964] [2023-11-06 22:40:03,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:40:03,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:40:03,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:40:03,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:40:03,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:40:03,679 INFO L87 Difference]: Start difference. First operand 437 states and 602 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 6 states have internal predecessors, (88), 4 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) [2023-11-06 22:40:05,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:40:05,314 INFO L93 Difference]: Finished difference Result 807 states and 1121 transitions. [2023-11-06 22:40:05,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:40:05,315 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 6 states have internal predecessors, (88), 4 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) Word has length 295 [2023-11-06 22:40:05,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:40:05,320 INFO L225 Difference]: With dead ends: 807 [2023-11-06 22:40:05,321 INFO L226 Difference]: Without dead ends: 437 [2023-11-06 22:40:05,323 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:40:05,324 INFO L413 NwaCegarLoop]: 384 mSDtfsCounter, 325 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 950 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 1125 SdHoareTripleChecker+Invalid, 1192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 950 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:40:05,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 1125 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 950 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-06 22:40:05,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2023-11-06 22:40:05,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2023-11-06 22:40:05,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 259 states have (on average 1.1544401544401544) internal successors, (299), 264 states have internal predecessors, (299), 146 states have call successors, (146), 28 states have call predecessors, (146), 30 states have return successors, (150), 145 states have call predecessors, (150), 145 states have call successors, (150) [2023-11-06 22:40:05,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 595 transitions. [2023-11-06 22:40:05,371 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 595 transitions. Word has length 295 [2023-11-06 22:40:05,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:40:05,372 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 595 transitions. [2023-11-06 22:40:05,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 6 states have internal predecessors, (88), 4 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) [2023-11-06 22:40:05,372 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 595 transitions. [2023-11-06 22:40:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-06 22:40:05,375 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:40:05,375 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:40:05,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-06 22:40:05,376 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:40:05,376 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:40:05,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1895086611, now seen corresponding path program 1 times [2023-11-06 22:40:05,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:40:05,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687307716] [2023-11-06 22:40:05,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:40:05,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:40:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:10,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:40:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:10,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:40:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:10,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:10,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:40:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:10,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:40:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:11,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:40:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:11,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:40:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:11,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:40:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:11,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:11,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:11,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:40:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:11,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:11,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:11,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:11,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:40:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:40:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:40:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 22:40:12,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 22:40:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 22:40:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 22:40:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:40:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 22:40:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-06 22:40:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:40:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:40:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 22:40:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 22:40:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 22:40:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-06 22:40:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-06 22:40:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:40:12,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-11-06 22:40:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2023-11-06 22:40:12,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:40:12,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687307716] [2023-11-06 22:40:12,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687307716] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:40:12,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951470348] [2023-11-06 22:40:12,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:40:12,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:40:12,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:40:12,933 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:40:12,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-06 22:40:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:40:14,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 3382 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-06 22:40:14,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:40:14,133 INFO L351 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 [2023-11-06 22:40:15,123 INFO L351 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 19 [2023-11-06 22:40:16,866 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 289 proven. 9 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2023-11-06 22:40:16,867 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:40:22,617 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 74 [2023-11-06 22:40:22,867 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2023-11-06 22:40:22,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951470348] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:40:22,867 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:40:22,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19, 16] total 47 [2023-11-06 22:40:22,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553871506] [2023-11-06 22:40:22,868 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:40:22,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2023-11-06 22:40:22,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:40:22,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2023-11-06 22:40:22,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=1998, Unknown=2, NotChecked=0, Total=2162 [2023-11-06 22:40:22,874 INFO L87 Difference]: Start difference. First operand 437 states and 595 transitions. Second operand has 47 states, 44 states have (on average 5.636363636363637) internal successors, (248), 37 states have internal predecessors, (248), 20 states have call successors, (82), 6 states have call predecessors, (82), 18 states have return successors, (82), 23 states have call predecessors, (82), 20 states have call successors, (82) [2023-11-06 22:40:25,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:27,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:29,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:36,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:39,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:41,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:43,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:45,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:47,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:49,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:51,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:53,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:40:59,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:01,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:04,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:06,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:08,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:10,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:13,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:15,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:17,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:19,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:21,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:23,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:26,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:30,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:41:30,653 INFO L93 Difference]: Finished difference Result 960 states and 1318 transitions. [2023-11-06 22:41:30,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-11-06 22:41:30,654 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 44 states have (on average 5.636363636363637) internal successors, (248), 37 states have internal predecessors, (248), 20 states have call successors, (82), 6 states have call predecessors, (82), 18 states have return successors, (82), 23 states have call predecessors, (82), 20 states have call successors, (82) Word has length 301 [2023-11-06 22:41:30,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:41:30,660 INFO L225 Difference]: With dead ends: 960 [2023-11-06 22:41:30,661 INFO L226 Difference]: Without dead ends: 525 [2023-11-06 22:41:30,668 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 763 GetRequests, 656 SyntacticMatches, 12 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2271 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=843, Invalid=8467, Unknown=2, NotChecked=0, Total=9312 [2023-11-06 22:41:30,669 INFO L413 NwaCegarLoop]: 363 mSDtfsCounter, 449 mSDsluCounter, 5976 mSDsCounter, 0 mSdLazyCounter, 9158 mSolverCounterSat, 228 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 6339 SdHoareTripleChecker+Invalid, 9411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 9158 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:41:30,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [464 Valid, 6339 Invalid, 9411 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [228 Valid, 9158 Invalid, 25 Unknown, 0 Unchecked, 63.7s Time] [2023-11-06 22:41:30,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2023-11-06 22:41:30,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 498. [2023-11-06 22:41:30,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 303 states have (on average 1.141914191419142) internal successors, (346), 309 states have internal predecessors, (346), 153 states have call successors, (153), 37 states have call predecessors, (153), 40 states have return successors, (158), 152 states have call predecessors, (158), 152 states have call successors, (158) [2023-11-06 22:41:30,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 657 transitions. [2023-11-06 22:41:30,729 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 657 transitions. Word has length 301 [2023-11-06 22:41:30,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:41:30,729 INFO L495 AbstractCegarLoop]: Abstraction has 498 states and 657 transitions. [2023-11-06 22:41:30,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 44 states have (on average 5.636363636363637) internal successors, (248), 37 states have internal predecessors, (248), 20 states have call successors, (82), 6 states have call predecessors, (82), 18 states have return successors, (82), 23 states have call predecessors, (82), 20 states have call successors, (82) [2023-11-06 22:41:30,730 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 657 transitions. [2023-11-06 22:41:30,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-06 22:41:30,733 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:41:30,734 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:41:30,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-06 22:41:30,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-06 22:41:30,948 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:41:30,948 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:41:30,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1812058729, now seen corresponding path program 1 times [2023-11-06 22:41:30,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:41:30,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020903811] [2023-11-06 22:41:30,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:41:30,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:41:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:41:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:41:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:41:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:41:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:41:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:41:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:41:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:41:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:41:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:41:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:41:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 22:41:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 22:41:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 22:41:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 22:41:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:41:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 22:41:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-06 22:41:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:41:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:41:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 22:41:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 22:41:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 22:41:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-06 22:41:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-06 22:41:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:41:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-11-06 22:41:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:32,783 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2023-11-06 22:41:32,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:41:32,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020903811] [2023-11-06 22:41:32,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020903811] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:41:32,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1384662678] [2023-11-06 22:41:32,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:41:32,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:41:32,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:41:32,786 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:41:32,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-06 22:41:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:41:33,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 3372 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-06 22:41:33,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:41:34,022 INFO L351 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 [2023-11-06 22:41:34,811 INFO L351 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 19 [2023-11-06 22:41:36,001 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2023-11-06 22:41:36,001 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:41:36,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1384662678] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:41:36,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:41:36,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [8] total 24 [2023-11-06 22:41:36,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53159360] [2023-11-06 22:41:36,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:41:36,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-06 22:41:36,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:41:36,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-06 22:41:36,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2023-11-06 22:41:36,006 INFO L87 Difference]: Start difference. First operand 498 states and 657 transitions. Second operand has 18 states, 18 states have (on average 7.722222222222222) internal successors, (139), 15 states have internal predecessors, (139), 9 states have call successors, (37), 4 states have call predecessors, (37), 9 states have return successors, (37), 12 states have call predecessors, (37), 9 states have call successors, (37) [2023-11-06 22:41:38,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:40,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:43,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:45,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:48,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:50,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:52,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:54,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:56,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:41:58,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:00,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:02,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:04,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:06,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:08,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:10,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:13,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:15,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:17,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:19,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:42:19,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:42:19,792 INFO L93 Difference]: Finished difference Result 911 states and 1222 transitions. [2023-11-06 22:42:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-06 22:42:19,793 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 7.722222222222222) internal successors, (139), 15 states have internal predecessors, (139), 9 states have call successors, (37), 4 states have call predecessors, (37), 9 states have return successors, (37), 12 states have call predecessors, (37), 9 states have call successors, (37) Word has length 301 [2023-11-06 22:42:19,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:42:19,801 INFO L225 Difference]: With dead ends: 911 [2023-11-06 22:42:19,801 INFO L226 Difference]: Without dead ends: 495 [2023-11-06 22:42:19,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 359 SyntacticMatches, 11 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=102, Invalid=710, Unknown=0, NotChecked=0, Total=812 [2023-11-06 22:42:19,805 INFO L413 NwaCegarLoop]: 524 mSDtfsCounter, 49 mSDsluCounter, 4369 mSDsCounter, 0 mSdLazyCounter, 979 mSolverCounterSat, 12 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 4893 SdHoareTripleChecker+Invalid, 1011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 979 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:42:19,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 4893 Invalid, 1011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 979 Invalid, 20 Unknown, 0 Unchecked, 43.5s Time] [2023-11-06 22:42:19,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2023-11-06 22:42:19,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 495. [2023-11-06 22:42:19,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 495 states, 301 states have (on average 1.1395348837209303) internal successors, (343), 306 states have internal predecessors, (343), 153 states have call successors, (153), 37 states have call predecessors, (153), 39 states have return successors, (157), 152 states have call predecessors, (157), 152 states have call successors, (157) [2023-11-06 22:42:19,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 653 transitions. [2023-11-06 22:42:19,859 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 653 transitions. Word has length 301 [2023-11-06 22:42:19,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:42:19,860 INFO L495 AbstractCegarLoop]: Abstraction has 495 states and 653 transitions. [2023-11-06 22:42:19,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.722222222222222) internal successors, (139), 15 states have internal predecessors, (139), 9 states have call successors, (37), 4 states have call predecessors, (37), 9 states have return successors, (37), 12 states have call predecessors, (37), 9 states have call successors, (37) [2023-11-06 22:42:19,861 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 653 transitions. [2023-11-06 22:42:19,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-06 22:42:19,863 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:42:19,864 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:42:19,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:42:20,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:42:20,078 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:42:20,078 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:42:20,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1114447957, now seen corresponding path program 2 times [2023-11-06 22:42:20,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:42:20,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78861663] [2023-11-06 22:42:20,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:42:20,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:42:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:42:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:42:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:42:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:42:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:42:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:42:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:42:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:42:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:42:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:42:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:42:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 22:42:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 22:42:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 22:42:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 22:42:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:42:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 22:42:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-06 22:42:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:42:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:42:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 22:42:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 22:42:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 22:42:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-06 22:42:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-06 22:42:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:42:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-11-06 22:42:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:42:21,900 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2023-11-06 22:42:21,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:42:21,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78861663] [2023-11-06 22:42:21,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78861663] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:42:21,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1981073330] [2023-11-06 22:42:21,901 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:42:21,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:42:21,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:42:21,903 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:42:21,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-06 22:42:23,064 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 22:42:23,065 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:42:23,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 3367 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-06 22:42:23,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:42:23,133 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-11-06 22:42:23,134 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:42:23,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1981073330] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:42:23,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:42:23,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 9 [2023-11-06 22:42:23,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875526228] [2023-11-06 22:42:23,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:42:23,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:42:23,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:42:23,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:42:23,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:42:23,138 INFO L87 Difference]: Start difference. First operand 495 states and 653 transitions. Second operand has 7 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-06 22:42:23,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:42:23,216 INFO L93 Difference]: Finished difference Result 495 states and 653 transitions. [2023-11-06 22:42:23,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:42:23,218 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 301 [2023-11-06 22:42:23,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:42:23,219 INFO L225 Difference]: With dead ends: 495 [2023-11-06 22:42:23,219 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:42:23,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 393 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:42:23,222 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 2 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:42:23,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 523 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:42:23,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:42:23,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:42:23,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:42:23,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:42:23,225 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 301 [2023-11-06 22:42:23,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:42:23,225 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:42:23,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 states have internal predecessors, (124), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-06 22:42:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:42:23,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:42:23,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-11-06 22:42:23,230 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-11-06 22:42:23,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:42:23,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:42:23,448 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:42:24,570 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6882 6887) no Hoare annotation was computed. [2023-11-06 22:42:24,571 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6882 6887) the Hoare annotation is: (or (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_26| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_26|) 8) 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:42:24,571 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6882 6887) no Hoare annotation was computed. [2023-11-06 22:42:24,571 INFO L899 garLoopResultBuilder]: For program point L6883-1(lines 6883 6885) no Hoare annotation was computed. [2023-11-06 22:42:24,571 INFO L895 garLoopResultBuilder]: At program point L6883(lines 6883 6885) the Hoare annotation is: (or (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_26| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_26|) 8) 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:42:24,571 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitFINAL(lines 5791 5794) no Hoare annotation was computed. [2023-11-06 22:42:24,572 INFO L895 garLoopResultBuilder]: At program point L5793(line 5793) the Hoare annotation is: (or (= 5 aws_atomic_load_ptr_explicit_~memory_order) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32| Int)) (let ((.cse0 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32|))) (let ((.cse1 (select .cse0 8))) (or (not (= (select .cse0 32) .cse1)) (= .cse1 0))))) (<= |#StackHeapBarrier| 0) (not (= 5 |aws_atomic_load_ptr_explicit_#in~memory_order|))) [2023-11-06 22:42:24,572 INFO L899 garLoopResultBuilder]: For program point L5793-1(line 5793) no Hoare annotation was computed. [2023-11-06 22:42:24,572 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5791 5794) the Hoare annotation is: true [2023-11-06 22:42:24,572 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitEXIT(lines 5791 5794) no Hoare annotation was computed. [2023-11-06 22:42:24,572 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2023-11-06 22:42:24,572 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-06 22:42:24,572 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-06 22:42:24,572 INFO L899 garLoopResultBuilder]: For program point L8801-5(line 8801) no Hoare annotation was computed. [2023-11-06 22:42:24,572 INFO L899 garLoopResultBuilder]: For program point L8801-6(lines 8801 8802) no Hoare annotation was computed. [2023-11-06 22:42:24,573 INFO L899 garLoopResultBuilder]: For program point L8801(line 8801) no Hoare annotation was computed. [2023-11-06 22:42:24,573 INFO L899 garLoopResultBuilder]: For program point L8801-2(line 8801) no Hoare annotation was computed. [2023-11-06 22:42:24,573 INFO L899 garLoopResultBuilder]: For program point L8801-3(line 8801) no Hoare annotation was computed. [2023-11-06 22:42:24,573 INFO L899 garLoopResultBuilder]: For program point L8801-8(lines 8801 8802) no Hoare annotation was computed. [2023-11-06 22:42:24,573 INFO L899 garLoopResultBuilder]: For program point L8801-9(lines 8801 8802) no Hoare annotation was computed. [2023-11-06 22:42:24,573 INFO L899 garLoopResultBuilder]: For program point L8801-11(lines 8801 8802) no Hoare annotation was computed. [2023-11-06 22:42:24,573 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8794 8803) the Hoare annotation is: true [2023-11-06 22:42:24,573 INFO L899 garLoopResultBuilder]: For program point s_buf_belongs_to_poolEXIT(lines 8794 8803) no Hoare annotation was computed. [2023-11-06 22:42:24,573 INFO L899 garLoopResultBuilder]: For program point s_buf_belongs_to_poolFINAL(lines 8794 8803) no Hoare annotation was computed. [2023-11-06 22:42:24,573 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrEXIT(lines 6039 6045) no Hoare annotation was computed. [2023-11-06 22:42:24,574 INFO L899 garLoopResultBuilder]: For program point L6044-2(line 6044) no Hoare annotation was computed. [2023-11-06 22:42:24,574 INFO L899 garLoopResultBuilder]: For program point L6044(line 6044) no Hoare annotation was computed. [2023-11-06 22:42:24,574 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6039 6045) the Hoare annotation is: true [2023-11-06 22:42:24,574 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrFINAL(lines 6039 6045) no Hoare annotation was computed. [2023-11-06 22:42:24,574 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptrEXIT(lines 5638 5641) no Hoare annotation was computed. [2023-11-06 22:42:24,574 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5638 5641) the Hoare annotation is: true [2023-11-06 22:42:24,574 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptrFINAL(lines 5638 5641) no Hoare annotation was computed. [2023-11-06 22:42:24,574 INFO L902 garLoopResultBuilder]: At program point L5640(line 5640) the Hoare annotation is: true [2023-11-06 22:42:24,574 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2023-11-06 22:42:24,574 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2023-11-06 22:42:24,575 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 266) the Hoare annotation is: true [2023-11-06 22:42:24,575 INFO L902 garLoopResultBuilder]: At program point L9213(line 9213) the Hoare annotation is: true [2023-11-06 22:42:24,575 INFO L902 garLoopResultBuilder]: At program point L9212(line 9212) the Hoare annotation is: true [2023-11-06 22:42:24,575 INFO L899 garLoopResultBuilder]: For program point L9213-1(line 9213) no Hoare annotation was computed. [2023-11-06 22:42:24,575 INFO L899 garLoopResultBuilder]: For program point L9212-1(line 9212) no Hoare annotation was computed. [2023-11-06 22:42:24,575 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9210 9215) the Hoare annotation is: true [2023-11-06 22:42:24,575 INFO L899 garLoopResultBuilder]: For program point is_front_valid_stateFINAL(lines 9210 9215) no Hoare annotation was computed. [2023-11-06 22:42:24,575 INFO L899 garLoopResultBuilder]: For program point is_front_valid_stateEXIT(lines 9210 9215) no Hoare annotation was computed. [2023-11-06 22:42:24,576 INFO L895 garLoopResultBuilder]: At program point L5809(line 5809) the Hoare annotation is: (or (= 5 aws_atomic_store_ptr_explicit_~memory_order) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_26| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_26|) 8) 0)) (not (= 5 |aws_atomic_store_ptr_explicit_#in~memory_order|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:42:24,576 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitFINAL(lines 5807 5810) no Hoare annotation was computed. [2023-11-06 22:42:24,576 INFO L899 garLoopResultBuilder]: For program point L5809-1(line 5809) no Hoare annotation was computed. [2023-11-06 22:42:24,576 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5807 5810) the Hoare annotation is: true [2023-11-06 22:42:24,582 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitEXIT(lines 5807 5810) no Hoare annotation was computed. [2023-11-06 22:42:24,582 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION(line 233) no Hoare annotation was computed. [2023-11-06 22:42:24,582 INFO L899 garLoopResultBuilder]: For program point L5746(lines 5746 5759) no Hoare annotation was computed. [2023-11-06 22:42:24,583 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderEXIT(lines 5745 5760) no Hoare annotation was computed. [2023-11-06 22:42:24,583 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderFINAL(lines 5745 5760) no Hoare annotation was computed. [2023-11-06 22:42:24,583 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5745 5760) the Hoare annotation is: true [2023-11-06 22:42:24,583 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2023-11-06 22:42:24,583 INFO L899 garLoopResultBuilder]: For program point L5755(line 5755) no Hoare annotation was computed. [2023-11-06 22:42:24,584 INFO L899 garLoopResultBuilder]: For program point L5757(line 5757) no Hoare annotation was computed. [2023-11-06 22:42:24,584 INFO L899 garLoopResultBuilder]: For program point L5751(line 5751) no Hoare annotation was computed. [2023-11-06 22:42:24,584 INFO L899 garLoopResultBuilder]: For program point L5753(line 5753) no Hoare annotation was computed. [2023-11-06 22:42:24,584 INFO L899 garLoopResultBuilder]: For program point L5747(line 5747) no Hoare annotation was computed. [2023-11-06 22:42:24,584 INFO L899 garLoopResultBuilder]: For program point L5749(line 5749) no Hoare annotation was computed. [2023-11-06 22:42:24,584 INFO L899 garLoopResultBuilder]: For program point L233(line 233) no Hoare annotation was computed. [2023-11-06 22:42:24,585 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptrEXIT(lines 5622 5625) no Hoare annotation was computed. [2023-11-06 22:42:24,585 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5622 5625) the Hoare annotation is: true [2023-11-06 22:42:24,585 INFO L899 garLoopResultBuilder]: For program point L5624-1(line 5624) no Hoare annotation was computed. [2023-11-06 22:42:24,585 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptrFINAL(lines 5622 5625) no Hoare annotation was computed. [2023-11-06 22:42:24,585 INFO L902 garLoopResultBuilder]: At program point L5624(line 5624) the Hoare annotation is: true [2023-11-06 22:42:24,585 INFO L899 garLoopResultBuilder]: For program point L7377-3(line 7377) no Hoare annotation was computed. [2023-11-06 22:42:24,586 INFO L899 garLoopResultBuilder]: For program point L7377-1(line 7377) no Hoare annotation was computed. [2023-11-06 22:42:24,586 INFO L899 garLoopResultBuilder]: For program point L7377(lines 7377 7380) no Hoare annotation was computed. [2023-11-06 22:42:24,586 INFO L899 garLoopResultBuilder]: For program point L7377-7(lines 7377 7380) no Hoare annotation was computed. [2023-11-06 22:42:24,586 INFO L899 garLoopResultBuilder]: For program point L7377-6(lines 7377 7378) no Hoare annotation was computed. [2023-11-06 22:42:24,586 INFO L899 garLoopResultBuilder]: For program point L7377-4(lines 7377 7378) no Hoare annotation was computed. [2023-11-06 22:42:24,587 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7375 7381) the Hoare annotation is: true [2023-11-06 22:42:24,587 INFO L899 garLoopResultBuilder]: For program point L7377-11(lines 7377 7380) no Hoare annotation was computed. [2023-11-06 22:42:24,587 INFO L899 garLoopResultBuilder]: For program point L7377-9(lines 7377 7380) no Hoare annotation was computed. [2023-11-06 22:42:24,587 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_is_validFINAL(lines 7375 7381) no Hoare annotation was computed. [2023-11-06 22:42:24,587 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_is_validEXIT(lines 7375 7381) no Hoare annotation was computed. [2023-11-06 22:42:24,587 INFO L899 garLoopResultBuilder]: For program point L7380-2(line 7380) no Hoare annotation was computed. [2023-11-06 22:42:24,588 INFO L899 garLoopResultBuilder]: For program point L7380(line 7380) no Hoare annotation was computed. [2023-11-06 22:42:24,588 INFO L899 garLoopResultBuilder]: For program point L7380-6(line 7380) no Hoare annotation was computed. [2023-11-06 22:42:24,588 INFO L899 garLoopResultBuilder]: For program point L7380-4(line 7380) no Hoare annotation was computed. [2023-11-06 22:42:24,588 INFO L899 garLoopResultBuilder]: For program point L7380-3(line 7380) no Hoare annotation was computed. [2023-11-06 22:42:24,588 INFO L899 garLoopResultBuilder]: For program point L7380-8(line 7380) no Hoare annotation was computed. [2023-11-06 22:42:24,588 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-06 22:42:24,589 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-06 22:42:24,589 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-06 22:42:24,589 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-06 22:42:24,590 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: true [2023-11-06 22:42:24,590 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2023-11-06 22:42:24,590 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-06 22:42:24,590 INFO L899 garLoopResultBuilder]: For program point L7317(lines 7317 7319) no Hoare annotation was computed. [2023-11-06 22:42:24,591 INFO L899 garLoopResultBuilder]: For program point L6076-2(line 6076) no Hoare annotation was computed. [2023-11-06 22:42:24,591 INFO L899 garLoopResultBuilder]: For program point L6076(line 6076) no Hoare annotation was computed. [2023-11-06 22:42:24,591 INFO L899 garLoopResultBuilder]: For program point L6072-1(line 6072) no Hoare annotation was computed. [2023-11-06 22:42:24,591 INFO L895 garLoopResultBuilder]: At program point L6072(line 6072) the Hoare annotation is: (let ((.cse2 (select |#memory_$Pointer$.base| |aws_ring_buffer_is_valid_#in~ring_buf.base|))) (let ((.cse0 (= aws_ring_buffer_is_valid_~head~1.base 0)) (.cse1 (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|)) (.cse3 (or (not (= aws_ring_buffer_is_valid_~ring_buf.offset 0)) (let ((.cse7 (div aws_ring_buffer_is_valid_~head_in_range~0 256))) (and (<= 0 .cse7) (<= aws_ring_buffer_is_valid_~head_in_range~0 (* 256 .cse7)))) (= (select .cse2 32) |aws_ring_buffer_is_valid_#in~ring_buf.offset|))) (.cse4 (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|))) (or (and .cse0 .cse1 (= (select .cse2 (+ 8 |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) 0) .cse3 .cse4) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32| Int)) (let ((.cse5 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32|))) (let ((.cse6 (select .cse5 8))) (or (not (= (select .cse5 32) .cse6)) (= .cse6 0))))) (and .cse0 .cse1 .cse3 .cse4 (= aws_ring_buffer_is_valid_~tail~1.base 0)) (<= |#StackHeapBarrier| 0)))) [2023-11-06 22:42:24,592 INFO L895 garLoopResultBuilder]: At program point L6066(line 6066) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32| Int)) (let ((.cse0 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32|))) (let ((.cse1 (select .cse0 8))) (or (not (= (select .cse0 32) .cse1)) (= .cse1 0))))) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:42:24,592 INFO L899 garLoopResultBuilder]: For program point L6066-1(line 6066) no Hoare annotation was computed. [2023-11-06 22:42:24,592 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6062 6081) the Hoare annotation is: true [2023-11-06 22:42:24,592 INFO L899 garLoopResultBuilder]: For program point L6077-3(line 6077) no Hoare annotation was computed. [2023-11-06 22:42:24,593 INFO L899 garLoopResultBuilder]: For program point L6077(line 6077) no Hoare annotation was computed. [2023-11-06 22:42:24,593 INFO L899 garLoopResultBuilder]: For program point L6077-1(line 6077) no Hoare annotation was computed. [2023-11-06 22:42:24,593 INFO L899 garLoopResultBuilder]: For program point L6077-6(lines 6077 6080) no Hoare annotation was computed. [2023-11-06 22:42:24,593 INFO L899 garLoopResultBuilder]: For program point L6077-5(line 6077) no Hoare annotation was computed. [2023-11-06 22:42:24,593 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_is_validEXIT(lines 6062 6081) no Hoare annotation was computed. [2023-11-06 22:42:24,594 INFO L895 garLoopResultBuilder]: At program point L6069(line 6069) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|) (= aws_ring_buffer_is_valid_~tail~1.base 0)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32| Int)) (let ((.cse0 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32|))) (let ((.cse1 (select .cse0 8))) (or (not (= (select .cse0 32) .cse1)) (= .cse1 0))))) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:42:24,594 INFO L899 garLoopResultBuilder]: For program point L6077-8(lines 6077 6080) no Hoare annotation was computed. [2023-11-06 22:42:24,594 INFO L899 garLoopResultBuilder]: For program point L6069-1(line 6069) no Hoare annotation was computed. [2023-11-06 22:42:24,594 INFO L895 garLoopResultBuilder]: At program point L6065(line 6065) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32| Int)) (let ((.cse0 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32|))) (let ((.cse1 (select .cse0 8))) (or (not (= (select .cse0 32) .cse1)) (= .cse1 0))))) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:42:24,594 INFO L899 garLoopResultBuilder]: For program point L6065-1(line 6065) no Hoare annotation was computed. [2023-11-06 22:42:24,595 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_is_validFINAL(lines 6062 6081) no Hoare annotation was computed. [2023-11-06 22:42:24,595 INFO L899 garLoopResultBuilder]: For program point L8219-1(line 8219) no Hoare annotation was computed. [2023-11-06 22:42:24,595 INFO L902 garLoopResultBuilder]: At program point L8219(line 8219) the Hoare annotation is: true [2023-11-06 22:42:24,595 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8218 8232) the Hoare annotation is: true [2023-11-06 22:42:24,595 INFO L902 garLoopResultBuilder]: At program point L8230(line 8230) the Hoare annotation is: true [2023-11-06 22:42:24,596 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_from_empty_arrayFINAL(lines 8218 8232) no Hoare annotation was computed. [2023-11-06 22:42:24,596 INFO L899 garLoopResultBuilder]: For program point L8230-2(line 8230) no Hoare annotation was computed. [2023-11-06 22:42:24,596 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_from_empty_arrayEXIT(lines 8218 8232) no Hoare annotation was computed. [2023-11-06 22:42:24,596 INFO L902 garLoopResultBuilder]: At program point L8230-1(line 8230) the Hoare annotation is: true [2023-11-06 22:42:24,596 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6889 6891) no Hoare annotation was computed. [2023-11-06 22:42:24,596 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6889 6891) the Hoare annotation is: true [2023-11-06 22:42:24,597 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6889 6891) no Hoare annotation was computed. [2023-11-06 22:42:24,597 INFO L899 garLoopResultBuilder]: For program point is_middle_valid_stateFINAL(lines 9221 9226) no Hoare annotation was computed. [2023-11-06 22:42:24,597 INFO L899 garLoopResultBuilder]: For program point is_middle_valid_stateEXIT(lines 9221 9226) no Hoare annotation was computed. [2023-11-06 22:42:24,597 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9221 9226) the Hoare annotation is: true [2023-11-06 22:42:24,597 INFO L902 garLoopResultBuilder]: At program point L9224(line 9224) the Hoare annotation is: true [2023-11-06 22:42:24,597 INFO L902 garLoopResultBuilder]: At program point L9223(line 9223) the Hoare annotation is: true [2023-11-06 22:42:24,598 INFO L899 garLoopResultBuilder]: For program point L9224-1(line 9224) no Hoare annotation was computed. [2023-11-06 22:42:24,598 INFO L899 garLoopResultBuilder]: For program point L9223-1(line 9223) no Hoare annotation was computed. [2023-11-06 22:42:24,598 INFO L895 garLoopResultBuilder]: At program point L8673(line 8673) the Hoare annotation is: false [2023-11-06 22:42:24,598 INFO L895 garLoopResultBuilder]: At program point L8673-1(line 8673) the Hoare annotation is: false [2023-11-06 22:42:24,598 INFO L899 garLoopResultBuilder]: For program point L8673-2(line 8673) no Hoare annotation was computed. [2023-11-06 22:42:24,599 INFO L895 garLoopResultBuilder]: At program point L8822-1(line 8822) the Hoare annotation is: false [2023-11-06 22:42:24,599 INFO L899 garLoopResultBuilder]: For program point L8822-2(line 8822) no Hoare annotation was computed. [2023-11-06 22:42:24,599 INFO L895 garLoopResultBuilder]: At program point L9268(line 9268) the Hoare annotation is: false [2023-11-06 22:42:24,599 INFO L899 garLoopResultBuilder]: For program point L9268-1(line 9268) no Hoare annotation was computed. [2023-11-06 22:42:24,599 INFO L895 garLoopResultBuilder]: At program point L9202(line 9202) the Hoare annotation is: false [2023-11-06 22:42:24,600 INFO L895 garLoopResultBuilder]: At program point L8822(line 8822) the Hoare annotation is: false [2023-11-06 22:42:24,600 INFO L899 garLoopResultBuilder]: For program point L6609(lines 6609 6614) no Hoare annotation was computed. [2023-11-06 22:42:24,600 INFO L899 garLoopResultBuilder]: For program point L9202-1(line 9202) no Hoare annotation was computed. [2023-11-06 22:42:24,601 INFO L895 garLoopResultBuilder]: At program point L9285(line 9285) the Hoare annotation is: false [2023-11-06 22:42:24,601 INFO L899 garLoopResultBuilder]: For program point L9285-1(line 9285) no Hoare annotation was computed. [2023-11-06 22:42:24,601 INFO L899 garLoopResultBuilder]: For program point L8641(lines 8641 8645) no Hoare annotation was computed. [2023-11-06 22:42:24,601 INFO L899 garLoopResultBuilder]: For program point L8823-2(line 8823) no Hoare annotation was computed. [2023-11-06 22:42:24,601 INFO L899 garLoopResultBuilder]: For program point L9269(lines 9269 9275) no Hoare annotation was computed. [2023-11-06 22:42:24,602 INFO L895 garLoopResultBuilder]: At program point L6610(line 6610) the Hoare annotation is: false [2023-11-06 22:42:24,602 INFO L895 garLoopResultBuilder]: At program point L8823(line 8823) the Hoare annotation is: false [2023-11-06 22:42:24,602 INFO L895 garLoopResultBuilder]: At program point aws_ring_buffer_acquire_returnLabel#1(lines 8627 8689) the Hoare annotation is: false [2023-11-06 22:42:24,602 INFO L895 garLoopResultBuilder]: At program point L8823-1(line 8823) the Hoare annotation is: false [2023-11-06 22:42:24,602 INFO L899 garLoopResultBuilder]: For program point L6610-3(lines 6610 6612) no Hoare annotation was computed. [2023-11-06 22:42:24,602 INFO L899 garLoopResultBuilder]: For program point L6610-1(lines 6610 6612) no Hoare annotation was computed. [2023-11-06 22:42:24,603 INFO L899 garLoopResultBuilder]: For program point L9286-1(line 9286) no Hoare annotation was computed. [2023-11-06 22:42:24,603 INFO L895 garLoopResultBuilder]: At program point L8642(line 8642) the Hoare annotation is: false [2023-11-06 22:42:24,603 INFO L895 garLoopResultBuilder]: At program point L9286(line 9286) the Hoare annotation is: false [2023-11-06 22:42:24,603 INFO L895 garLoopResultBuilder]: At program point L8642-1(line 8642) the Hoare annotation is: false [2023-11-06 22:42:24,603 INFO L899 garLoopResultBuilder]: For program point L8642-2(line 8642) no Hoare annotation was computed. [2023-11-06 22:42:24,604 INFO L899 garLoopResultBuilder]: For program point L9270-1(line 9270) no Hoare annotation was computed. [2023-11-06 22:42:24,604 INFO L899 garLoopResultBuilder]: For program point L8659(lines 8659 8665) no Hoare annotation was computed. [2023-11-06 22:42:24,604 INFO L895 garLoopResultBuilder]: At program point L9270(line 9270) the Hoare annotation is: false [2023-11-06 22:42:24,604 INFO L895 garLoopResultBuilder]: At program point L8643(line 8643) the Hoare annotation is: false [2023-11-06 22:42:24,604 INFO L895 garLoopResultBuilder]: At program point L8643-1(line 8643) the Hoare annotation is: false [2023-11-06 22:42:24,605 INFO L895 garLoopResultBuilder]: At program point L9287(line 9287) the Hoare annotation is: false [2023-11-06 22:42:24,606 INFO L899 garLoopResultBuilder]: For program point L9287-1(line 9287) no Hoare annotation was computed. [2023-11-06 22:42:24,606 INFO L899 garLoopResultBuilder]: For program point L8643-2(line 8643) no Hoare annotation was computed. [2023-11-06 22:42:24,607 INFO L895 garLoopResultBuilder]: At program point L8660(line 8660) the Hoare annotation is: false [2023-11-06 22:42:24,608 INFO L895 garLoopResultBuilder]: At program point L8660-1(line 8660) the Hoare annotation is: false [2023-11-06 22:42:24,608 INFO L899 garLoopResultBuilder]: For program point L8660-2(line 8660) no Hoare annotation was computed. [2023-11-06 22:42:24,608 INFO L899 garLoopResultBuilder]: For program point L6612-1(line 6612) no Hoare annotation was computed. [2023-11-06 22:42:24,608 INFO L895 garLoopResultBuilder]: At program point L6612(line 6612) the Hoare annotation is: false [2023-11-06 22:42:24,608 INFO L895 garLoopResultBuilder]: At program point L9271(line 9271) the Hoare annotation is: false [2023-11-06 22:42:24,609 INFO L899 garLoopResultBuilder]: For program point L9271-1(line 9271) no Hoare annotation was computed. [2023-11-06 22:42:24,609 INFO L895 garLoopResultBuilder]: At program point L8660-3(line 8660) the Hoare annotation is: false [2023-11-06 22:42:24,609 INFO L895 garLoopResultBuilder]: At program point L8660-4(line 8660) the Hoare annotation is: false [2023-11-06 22:42:24,609 INFO L899 garLoopResultBuilder]: For program point L8677(lines 8677 8683) no Hoare annotation was computed. [2023-11-06 22:42:24,609 INFO L895 garLoopResultBuilder]: At program point L8644(line 8644) the Hoare annotation is: false [2023-11-06 22:42:24,609 INFO L899 garLoopResultBuilder]: For program point L8644-1(line 8644) no Hoare annotation was computed. [2023-11-06 22:42:24,610 INFO L895 garLoopResultBuilder]: At program point L9288(line 9288) the Hoare annotation is: false [2023-11-06 22:42:24,610 INFO L899 garLoopResultBuilder]: For program point L9288-1(line 9288) no Hoare annotation was computed. [2023-11-06 22:42:24,610 INFO L899 garLoopResultBuilder]: For program point L8661(line 8661) no Hoare annotation was computed. [2023-11-06 22:42:24,610 INFO L895 garLoopResultBuilder]: At program point L8628(line 8628) the Hoare annotation is: false [2023-11-06 22:42:24,610 INFO L895 garLoopResultBuilder]: At program point L8628-1(line 8628) the Hoare annotation is: false [2023-11-06 22:42:24,610 INFO L899 garLoopResultBuilder]: For program point L8628-2(line 8628) no Hoare annotation was computed. [2023-11-06 22:42:24,611 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2023-11-06 22:42:24,611 INFO L899 garLoopResultBuilder]: For program point L9239(lines 9239 9289) no Hoare annotation was computed. [2023-11-06 22:42:24,611 INFO L895 garLoopResultBuilder]: At program point L6613(line 6613) the Hoare annotation is: false [2023-11-06 22:42:24,611 INFO L895 garLoopResultBuilder]: At program point L8678-1(line 8678) the Hoare annotation is: false [2023-11-06 22:42:24,611 INFO L899 garLoopResultBuilder]: For program point L8678-2(line 8678) no Hoare annotation was computed. [2023-11-06 22:42:24,612 INFO L895 garLoopResultBuilder]: At program point L8678-3(line 8678) the Hoare annotation is: false [2023-11-06 22:42:24,612 INFO L899 garLoopResultBuilder]: For program point L8678-4(line 8678) no Hoare annotation was computed. [2023-11-06 22:42:24,612 INFO L895 garLoopResultBuilder]: At program point L8678(line 8678) the Hoare annotation is: false [2023-11-06 22:42:24,612 INFO L895 garLoopResultBuilder]: At program point aws_ring_buffer_is_empty_returnLabel#1(lines 6050 6056) the Hoare annotation is: false [2023-11-06 22:42:24,612 INFO L895 garLoopResultBuilder]: At program point L8629(line 8629) the Hoare annotation is: false [2023-11-06 22:42:24,613 INFO L895 garLoopResultBuilder]: At program point L8662-1(line 8662) the Hoare annotation is: false [2023-11-06 22:42:24,613 INFO L895 garLoopResultBuilder]: At program point L8629-1(line 8629) the Hoare annotation is: false [2023-11-06 22:42:24,613 INFO L899 garLoopResultBuilder]: For program point L8662-2(line 8662) no Hoare annotation was computed. [2023-11-06 22:42:24,613 INFO L899 garLoopResultBuilder]: For program point L8629-2(line 8629) no Hoare annotation was computed. [2023-11-06 22:42:24,613 INFO L899 garLoopResultBuilder]: For program point L7192(lines 7192 7204) no Hoare annotation was computed. [2023-11-06 22:42:24,613 INFO L895 garLoopResultBuilder]: At program point L9273(line 9273) the Hoare annotation is: false [2023-11-06 22:42:24,614 INFO L899 garLoopResultBuilder]: For program point L9273-1(line 9273) no Hoare annotation was computed. [2023-11-06 22:42:24,614 INFO L895 garLoopResultBuilder]: At program point L8662(line 8662) the Hoare annotation is: false [2023-11-06 22:42:24,614 INFO L895 garLoopResultBuilder]: At program point L8646-1(line 8646) the Hoare annotation is: false [2023-11-06 22:42:24,614 INFO L899 garLoopResultBuilder]: For program point L8646-2(line 8646) no Hoare annotation was computed. [2023-11-06 22:42:24,614 INFO L895 garLoopResultBuilder]: At program point L8646-3(line 8646) the Hoare annotation is: false [2023-11-06 22:42:24,615 INFO L899 garLoopResultBuilder]: For program point L8646-4(line 8646) no Hoare annotation was computed. [2023-11-06 22:42:24,615 INFO L895 garLoopResultBuilder]: At program point L8679(line 8679) the Hoare annotation is: false [2023-11-06 22:42:24,615 INFO L895 garLoopResultBuilder]: At program point L6053(line 6053) the Hoare annotation is: false [2023-11-06 22:42:24,615 INFO L895 garLoopResultBuilder]: At program point L8646(line 8646) the Hoare annotation is: false [2023-11-06 22:42:24,615 INFO L899 garLoopResultBuilder]: For program point L8679-1(line 8679) no Hoare annotation was computed. [2023-11-06 22:42:24,615 INFO L899 garLoopResultBuilder]: For program point L6053-1(line 6053) no Hoare annotation was computed. [2023-11-06 22:42:24,616 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:42:24,616 INFO L895 garLoopResultBuilder]: At program point L9274(line 9274) the Hoare annotation is: false [2023-11-06 22:42:24,616 INFO L895 garLoopResultBuilder]: At program point L8630-1(line 8630) the Hoare annotation is: false [2023-11-06 22:42:24,616 INFO L899 garLoopResultBuilder]: For program point L8663-2(line 8663) no Hoare annotation was computed. [2023-11-06 22:42:24,616 INFO L899 garLoopResultBuilder]: For program point L8630-2(line 8630) no Hoare annotation was computed. [2023-11-06 22:42:24,616 INFO L899 garLoopResultBuilder]: For program point L8630-4(line 8630) no Hoare annotation was computed. [2023-11-06 22:42:24,617 INFO L899 garLoopResultBuilder]: For program point L9274-1(lines 9269 9275) no Hoare annotation was computed. [2023-11-06 22:42:24,617 INFO L895 garLoopResultBuilder]: At program point L8663(line 8663) the Hoare annotation is: false [2023-11-06 22:42:24,617 INFO L895 garLoopResultBuilder]: At program point L8663-1(line 8663) the Hoare annotation is: false [2023-11-06 22:42:24,617 INFO L895 garLoopResultBuilder]: At program point L9258(line 9258) the Hoare annotation is: false [2023-11-06 22:42:24,617 INFO L895 garLoopResultBuilder]: At program point L8630-5(line 8630) the Hoare annotation is: false [2023-11-06 22:42:24,618 INFO L899 garLoopResultBuilder]: For program point L8630-6(line 8630) no Hoare annotation was computed. [2023-11-06 22:42:24,618 INFO L899 garLoopResultBuilder]: For program point L8647-2(line 8647) no Hoare annotation was computed. [2023-11-06 22:42:24,618 INFO L895 garLoopResultBuilder]: At program point L8647-3(line 8647) the Hoare annotation is: false [2023-11-06 22:42:24,618 INFO L895 garLoopResultBuilder]: At program point L6054(line 6054) the Hoare annotation is: false [2023-11-06 22:42:24,618 INFO L899 garLoopResultBuilder]: For program point L8647-4(line 8647) no Hoare annotation was computed. [2023-11-06 22:42:24,618 INFO L899 garLoopResultBuilder]: For program point L9258-1(line 9258) no Hoare annotation was computed. [2023-11-06 22:42:24,619 INFO L895 garLoopResultBuilder]: At program point L8680(line 8680) the Hoare annotation is: false [2023-11-06 22:42:24,619 INFO L895 garLoopResultBuilder]: At program point L8647(line 8647) the Hoare annotation is: false [2023-11-06 22:42:24,619 INFO L895 garLoopResultBuilder]: At program point L8680-1(line 8680) the Hoare annotation is: false [2023-11-06 22:42:24,619 INFO L899 garLoopResultBuilder]: For program point L6054-1(line 6054) no Hoare annotation was computed. [2023-11-06 22:42:24,619 INFO L895 garLoopResultBuilder]: At program point L8647-1(line 8647) the Hoare annotation is: false [2023-11-06 22:42:24,620 INFO L899 garLoopResultBuilder]: For program point L8680-2(line 8680) no Hoare annotation was computed. [2023-11-06 22:42:24,620 INFO L899 garLoopResultBuilder]: For program point L6616(lines 6616 6626) no Hoare annotation was computed. [2023-11-06 22:42:24,620 INFO L895 garLoopResultBuilder]: At program point L9259(line 9259) the Hoare annotation is: false [2023-11-06 22:42:24,620 INFO L899 garLoopResultBuilder]: For program point L9259-1(line 9259) no Hoare annotation was computed. [2023-11-06 22:42:24,620 INFO L895 garLoopResultBuilder]: At program point L8681(line 8681) the Hoare annotation is: false [2023-11-06 22:42:24,620 INFO L895 garLoopResultBuilder]: At program point L8648(line 8648) the Hoare annotation is: false [2023-11-06 22:42:24,621 INFO L895 garLoopResultBuilder]: At program point L8681-1(line 8681) the Hoare annotation is: false [2023-11-06 22:42:24,621 INFO L899 garLoopResultBuilder]: For program point L8648-1(line 8648) no Hoare annotation was computed. [2023-11-06 22:42:24,621 INFO L899 garLoopResultBuilder]: For program point L8681-2(line 8681) no Hoare annotation was computed. [2023-11-06 22:42:24,621 INFO L899 garLoopResultBuilder]: For program point L9276(line 9276) no Hoare annotation was computed. [2023-11-06 22:42:24,621 INFO L895 garLoopResultBuilder]: At program point L9276-2(line 9276) the Hoare annotation is: false [2023-11-06 22:42:24,621 INFO L899 garLoopResultBuilder]: For program point L6617-1(line 6617) no Hoare annotation was computed. [2023-11-06 22:42:24,622 INFO L895 garLoopResultBuilder]: At program point L6617(line 6617) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (exists ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_44| Int)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_44|) 8) 0))) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)) [2023-11-06 22:42:24,622 INFO L899 garLoopResultBuilder]: For program point L9276-3(line 9276) no Hoare annotation was computed. [2023-11-06 22:42:24,622 INFO L895 garLoopResultBuilder]: At program point L9276-4(line 9276) the Hoare annotation is: false [2023-11-06 22:42:24,622 INFO L899 garLoopResultBuilder]: For program point L9276-5(line 9276) no Hoare annotation was computed. [2023-11-06 22:42:24,623 INFO L895 garLoopResultBuilder]: At program point L9260(line 9260) the Hoare annotation is: false [2023-11-06 22:42:24,623 INFO L899 garLoopResultBuilder]: For program point L9260-1(line 9260) no Hoare annotation was computed. [2023-11-06 22:42:24,623 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(line 9290) the Hoare annotation is: true [2023-11-06 22:42:24,623 INFO L895 garLoopResultBuilder]: At program point L8649(line 8649) the Hoare annotation is: false [2023-11-06 22:42:24,623 INFO L895 garLoopResultBuilder]: At program point L8649-1(line 8649) the Hoare annotation is: false [2023-11-06 22:42:24,624 INFO L899 garLoopResultBuilder]: For program point L8649-2(line 8649) no Hoare annotation was computed. [2023-11-06 22:42:24,625 INFO L895 garLoopResultBuilder]: At program point L9277(line 9277) the Hoare annotation is: false [2023-11-06 22:42:24,626 INFO L899 garLoopResultBuilder]: For program point L9277-1(line 9277) no Hoare annotation was computed. [2023-11-06 22:42:24,626 INFO L899 garLoopResultBuilder]: For program point L9277-2(line 9277) no Hoare annotation was computed. [2023-11-06 22:42:24,630 INFO L895 garLoopResultBuilder]: At program point L6618(line 6618) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (exists ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_44| Int)) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_44|) 8) 0))) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)) [2023-11-06 22:42:24,631 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:42:24,631 INFO L899 garLoopResultBuilder]: For program point L7196-1(lines 7195 7204) no Hoare annotation was computed. [2023-11-06 22:42:24,631 INFO L895 garLoopResultBuilder]: At program point L7196(line 7196) the Hoare annotation is: false [2023-11-06 22:42:24,631 INFO L895 garLoopResultBuilder]: At program point aws_ring_buffer_buf_belongs_to_pool_returnLabel#1(lines 8815 8825) the Hoare annotation is: false [2023-11-06 22:42:24,631 INFO L899 garLoopResultBuilder]: For program point L6618-1(line 6618) no Hoare annotation was computed. [2023-11-06 22:42:24,631 INFO L895 garLoopResultBuilder]: At program point L9277-4(line 9277) the Hoare annotation is: false [2023-11-06 22:42:24,632 INFO L899 garLoopResultBuilder]: For program point L9277-5(line 9277) no Hoare annotation was computed. [2023-11-06 22:42:24,632 INFO L895 garLoopResultBuilder]: At program point L9277-6(line 9277) the Hoare annotation is: false [2023-11-06 22:42:24,632 INFO L899 garLoopResultBuilder]: For program point L9277-7(line 9277) no Hoare annotation was computed. [2023-11-06 22:42:24,632 INFO L895 garLoopResultBuilder]: At program point L9261(line 9261) the Hoare annotation is: false [2023-11-06 22:42:24,632 INFO L899 garLoopResultBuilder]: For program point L9261-1(line 9261) no Hoare annotation was computed. [2023-11-06 22:42:24,632 INFO L895 garLoopResultBuilder]: At program point L8650(line 8650) the Hoare annotation is: false [2023-11-06 22:42:24,633 INFO L895 garLoopResultBuilder]: At program point L8650-1(line 8650) the Hoare annotation is: false [2023-11-06 22:42:24,633 INFO L899 garLoopResultBuilder]: For program point L8650-2(line 8650) no Hoare annotation was computed. [2023-11-06 22:42:24,633 INFO L899 garLoopResultBuilder]: For program point L9278-1(line 9278) no Hoare annotation was computed. [2023-11-06 22:42:24,633 INFO L899 garLoopResultBuilder]: For program point L9278-2(line 9278) no Hoare annotation was computed. [2023-11-06 22:42:24,633 INFO L899 garLoopResultBuilder]: For program point L8667(lines 8667 8684) no Hoare annotation was computed. [2023-11-06 22:42:24,633 INFO L895 garLoopResultBuilder]: At program point L8634(line 8634) the Hoare annotation is: false [2023-11-06 22:42:24,634 INFO L895 garLoopResultBuilder]: At program point L9278-4(line 9278) the Hoare annotation is: false [2023-11-06 22:42:24,634 INFO L899 garLoopResultBuilder]: For program point L6619-1(line 6619) no Hoare annotation was computed. [2023-11-06 22:42:24,634 INFO L895 garLoopResultBuilder]: At program point L6619(line 6619) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)) [2023-11-06 22:42:24,634 INFO L895 garLoopResultBuilder]: At program point L9278(line 9278) the Hoare annotation is: false [2023-11-06 22:42:24,634 INFO L899 garLoopResultBuilder]: For program point L9278-9(line 9278) no Hoare annotation was computed. [2023-11-06 22:42:24,635 INFO L899 garLoopResultBuilder]: For program point L9278-10(line 9278) no Hoare annotation was computed. [2023-11-06 22:42:24,635 INFO L895 garLoopResultBuilder]: At program point L9278-11(line 9278) the Hoare annotation is: false [2023-11-06 22:42:24,635 INFO L899 garLoopResultBuilder]: For program point L9278-12(line 9278) no Hoare annotation was computed. [2023-11-06 22:42:24,635 INFO L899 garLoopResultBuilder]: For program point L8634-1(line 8634) no Hoare annotation was computed. [2023-11-06 22:42:24,635 INFO L895 garLoopResultBuilder]: At program point L8667-2(lines 8656 8684) the Hoare annotation is: false [2023-11-06 22:42:24,635 INFO L899 garLoopResultBuilder]: For program point L9278-5(line 9278) no Hoare annotation was computed. [2023-11-06 22:42:24,636 INFO L895 garLoopResultBuilder]: At program point L8634-2(line 8634) the Hoare annotation is: false [2023-11-06 22:42:24,636 INFO L899 garLoopResultBuilder]: For program point L9278-6(line 9278) no Hoare annotation was computed. [2023-11-06 22:42:24,636 INFO L895 garLoopResultBuilder]: At program point L8634-3(line 8634) the Hoare annotation is: false [2023-11-06 22:42:24,636 INFO L899 garLoopResultBuilder]: For program point L8634-4(line 8634) no Hoare annotation was computed. [2023-11-06 22:42:24,636 INFO L895 garLoopResultBuilder]: At program point is_empty_state_returnLabel#1(lines 9199 9204) the Hoare annotation is: false [2023-11-06 22:42:24,636 INFO L895 garLoopResultBuilder]: At program point L9278-8(line 9278) the Hoare annotation is: false [2023-11-06 22:42:24,637 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:42:24,637 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2023-11-06 22:42:24,637 INFO L895 garLoopResultBuilder]: At program point L8635(line 8635) the Hoare annotation is: false [2023-11-06 22:42:24,637 INFO L899 garLoopResultBuilder]: For program point L8635-1(line 8635) no Hoare annotation was computed. [2023-11-06 22:42:24,637 INFO L899 garLoopResultBuilder]: For program point L6620-1(line 6620) no Hoare annotation was computed. [2023-11-06 22:42:24,638 INFO L895 garLoopResultBuilder]: At program point L6620(line 6620) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)) [2023-11-06 22:42:24,638 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2023-11-06 22:42:24,638 INFO L895 garLoopResultBuilder]: At program point L8635-2(line 8635) the Hoare annotation is: false [2023-11-06 22:42:24,638 INFO L895 garLoopResultBuilder]: At program point L8635-3(line 8635) the Hoare annotation is: false [2023-11-06 22:42:24,638 INFO L899 garLoopResultBuilder]: For program point L8635-4(line 8635) no Hoare annotation was computed. [2023-11-06 22:42:24,638 INFO L895 garLoopResultBuilder]: At program point L9263-2(lines 9263 9284) the Hoare annotation is: false [2023-11-06 22:42:24,639 INFO L895 garLoopResultBuilder]: At program point L8817(line 8817) the Hoare annotation is: false [2023-11-06 22:42:24,639 INFO L895 garLoopResultBuilder]: At program point L8817-1(line 8817) the Hoare annotation is: false [2023-11-06 22:42:24,639 INFO L899 garLoopResultBuilder]: For program point L9263(lines 9263 9284) no Hoare annotation was computed. [2023-11-06 22:42:24,639 INFO L899 garLoopResultBuilder]: For program point L8817-2(line 8817) no Hoare annotation was computed. [2023-11-06 22:42:24,639 INFO L899 garLoopResultBuilder]: For program point L8669(lines 8669 8675) no Hoare annotation was computed. [2023-11-06 22:42:24,639 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2023-11-06 22:42:24,640 INFO L895 garLoopResultBuilder]: At program point L9280-4(line 9280) the Hoare annotation is: false [2023-11-06 22:42:24,640 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2023-11-06 22:42:24,640 INFO L899 garLoopResultBuilder]: For program point L9280-5(line 9280) no Hoare annotation was computed. [2023-11-06 22:42:24,641 INFO L895 garLoopResultBuilder]: At program point L9280-6(line 9280) the Hoare annotation is: false [2023-11-06 22:42:24,641 INFO L895 garLoopResultBuilder]: At program point L9280(line 9280) the Hoare annotation is: false [2023-11-06 22:42:24,641 INFO L895 garLoopResultBuilder]: At program point L6621-1(line 6621) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)) [2023-11-06 22:42:24,641 INFO L899 garLoopResultBuilder]: For program point L9280-1(line 9280) no Hoare annotation was computed. [2023-11-06 22:42:24,641 INFO L895 garLoopResultBuilder]: At program point L6621(line 6621) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)) [2023-11-06 22:42:24,642 INFO L899 garLoopResultBuilder]: For program point L9280-2(line 9280) no Hoare annotation was computed. [2023-11-06 22:42:24,642 INFO L895 garLoopResultBuilder]: At program point L8818(line 8818) the Hoare annotation is: false [2023-11-06 22:42:24,642 INFO L899 garLoopResultBuilder]: For program point L9280-7(line 9280) no Hoare annotation was computed. [2023-11-06 22:42:24,642 INFO L899 garLoopResultBuilder]: For program point L8686-1(line 8686) no Hoare annotation was computed. [2023-11-06 22:42:24,642 INFO L895 garLoopResultBuilder]: At program point L8818-1(line 8818) the Hoare annotation is: false [2023-11-06 22:42:24,642 INFO L895 garLoopResultBuilder]: At program point L9264(line 9264) the Hoare annotation is: false [2023-11-06 22:42:24,643 INFO L899 garLoopResultBuilder]: For program point L8818-2(line 8818) no Hoare annotation was computed. [2023-11-06 22:42:24,643 INFO L895 garLoopResultBuilder]: At program point L9264-1(line 9264) the Hoare annotation is: false [2023-11-06 22:42:24,643 INFO L895 garLoopResultBuilder]: At program point L8686(line 8686) the Hoare annotation is: false [2023-11-06 22:42:24,643 INFO L899 garLoopResultBuilder]: For program point L9264-2(line 9264) no Hoare annotation was computed. [2023-11-06 22:42:24,643 INFO L899 garLoopResultBuilder]: For program point L6622(line 6622) no Hoare annotation was computed. [2023-11-06 22:42:24,643 INFO L895 garLoopResultBuilder]: At program point L8670-1(line 8670) the Hoare annotation is: false [2023-11-06 22:42:24,644 INFO L899 garLoopResultBuilder]: For program point L9281-4(line 9281) no Hoare annotation was computed. [2023-11-06 22:42:24,644 INFO L899 garLoopResultBuilder]: For program point L8670-2(line 8670) no Hoare annotation was computed. [2023-11-06 22:42:24,644 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2023-11-06 22:42:24,644 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:42:24,644 INFO L895 garLoopResultBuilder]: At program point L8670-3(line 8670) the Hoare annotation is: false [2023-11-06 22:42:24,644 INFO L895 garLoopResultBuilder]: At program point L9281-6(line 9281) the Hoare annotation is: false [2023-11-06 22:42:24,645 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2023-11-06 22:42:24,645 INFO L895 garLoopResultBuilder]: At program point L8670-4(line 8670) the Hoare annotation is: false [2023-11-06 22:42:24,645 INFO L899 garLoopResultBuilder]: For program point L9281-7(line 9281) no Hoare annotation was computed. [2023-11-06 22:42:24,645 INFO L895 garLoopResultBuilder]: At program point L9281(line 9281) the Hoare annotation is: false [2023-11-06 22:42:24,645 INFO L895 garLoopResultBuilder]: At program point L9248(line 9248) the Hoare annotation is: (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) (let ((.cse0 (select .cse1 8))) (and (<= 1 |#StackHeapBarrier|) (not (= .cse0 0)) (= .cse0 (select .cse1 32)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)))) [2023-11-06 22:42:24,646 INFO L899 garLoopResultBuilder]: For program point L9281-1(line 9281) no Hoare annotation was computed. [2023-11-06 22:42:24,646 INFO L895 garLoopResultBuilder]: At program point L9248-1(line 9248) the Hoare annotation is: (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) (let ((.cse0 (select .cse1 8))) (and (<= 1 |#StackHeapBarrier|) (not (= .cse0 0)) (= .cse0 (select .cse1 32)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_#t~ret1360#1| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)))) [2023-11-06 22:42:24,646 INFO L899 garLoopResultBuilder]: For program point L9281-2(line 9281) no Hoare annotation was computed. [2023-11-06 22:42:24,646 INFO L899 garLoopResultBuilder]: For program point L9248-2(line 9248) no Hoare annotation was computed. [2023-11-06 22:42:24,646 INFO L895 garLoopResultBuilder]: At program point L8670(line 8670) the Hoare annotation is: false [2023-11-06 22:42:24,647 INFO L895 garLoopResultBuilder]: At program point L9281-3(line 9281) the Hoare annotation is: false [2023-11-06 22:42:24,647 INFO L899 garLoopResultBuilder]: For program point L8687-2(line 8687) no Hoare annotation was computed. [2023-11-06 22:42:24,647 INFO L895 garLoopResultBuilder]: At program point L9265(line 9265) the Hoare annotation is: false [2023-11-06 22:42:24,647 INFO L899 garLoopResultBuilder]: For program point L9265-1(line 9265) no Hoare annotation was computed. [2023-11-06 22:42:24,647 INFO L895 garLoopResultBuilder]: At program point L8687(line 8687) the Hoare annotation is: false [2023-11-06 22:42:24,647 INFO L895 garLoopResultBuilder]: At program point L8687-1(line 8687) the Hoare annotation is: false [2023-11-06 22:42:24,648 INFO L899 garLoopResultBuilder]: For program point L6623-1(line 6623) no Hoare annotation was computed. [2023-11-06 22:42:24,648 INFO L895 garLoopResultBuilder]: At program point L6623(line 6623) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)) [2023-11-06 22:42:24,648 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2023-11-06 22:42:24,648 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2023-11-06 22:42:24,648 INFO L899 garLoopResultBuilder]: For program point L8671(line 8671) no Hoare annotation was computed. [2023-11-06 22:42:24,649 INFO L899 garLoopResultBuilder]: For program point L8638(lines 8638 8652) no Hoare annotation was computed. [2023-11-06 22:42:24,649 INFO L899 garLoopResultBuilder]: For program point L9266(line 9266) no Hoare annotation was computed. [2023-11-06 22:42:24,649 INFO L895 garLoopResultBuilder]: At program point L8688(line 8688) the Hoare annotation is: false [2023-11-06 22:42:24,649 INFO L895 garLoopResultBuilder]: At program point L9266-2(line 9266) the Hoare annotation is: false [2023-11-06 22:42:24,649 INFO L899 garLoopResultBuilder]: For program point L8688-1(line 8688) no Hoare annotation was computed. [2023-11-06 22:42:24,649 INFO L899 garLoopResultBuilder]: For program point L9266-3(line 9266) no Hoare annotation was computed. [2023-11-06 22:42:24,650 INFO L895 garLoopResultBuilder]: At program point L9250(line 9250) the Hoare annotation is: false [2023-11-06 22:42:24,650 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2023-11-06 22:42:24,650 INFO L899 garLoopResultBuilder]: For program point L6624-1(line 6624) no Hoare annotation was computed. [2023-11-06 22:42:24,650 INFO L895 garLoopResultBuilder]: At program point L6624(line 6624) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)) [2023-11-06 22:42:24,650 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2023-11-06 22:42:24,651 INFO L895 garLoopResultBuilder]: At program point L9250-1(line 9250) the Hoare annotation is: false [2023-11-06 22:42:24,651 INFO L899 garLoopResultBuilder]: For program point L9250-2(line 9250) no Hoare annotation was computed. [2023-11-06 22:42:24,651 INFO L895 garLoopResultBuilder]: At program point L8672(line 8672) the Hoare annotation is: false [2023-11-06 22:42:24,651 INFO L895 garLoopResultBuilder]: At program point L8672-1(line 8672) the Hoare annotation is: false [2023-11-06 22:42:24,651 INFO L899 garLoopResultBuilder]: For program point L8672-2(line 8672) no Hoare annotation was computed. [2023-11-06 22:42:24,651 INFO L895 garLoopResultBuilder]: At program point L8821(line 8821) the Hoare annotation is: false [2023-11-06 22:42:24,652 INFO L899 garLoopResultBuilder]: For program point L8821-1(line 8821) no Hoare annotation was computed. [2023-11-06 22:42:24,652 INFO L895 garLoopResultBuilder]: At program point L9267(line 9267) the Hoare annotation is: false [2023-11-06 22:42:24,652 INFO L899 garLoopResultBuilder]: For program point L9267-1(line 9267) no Hoare annotation was computed. [2023-11-06 22:42:24,652 INFO L895 garLoopResultBuilder]: At program point L9201(line 9201) the Hoare annotation is: false [2023-11-06 22:42:24,652 INFO L899 garLoopResultBuilder]: For program point L8656(lines 8656 8684) no Hoare annotation was computed. [2023-11-06 22:42:24,652 INFO L899 garLoopResultBuilder]: For program point L9201-1(line 9201) no Hoare annotation was computed. [2023-11-06 22:42:24,653 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-06 22:42:24,653 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-06 22:42:24,653 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-06 22:42:24,653 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-06 22:42:24,653 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-06 22:42:24,654 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-06 22:42:24,654 INFO L899 garLoopResultBuilder]: For program point is_ends_valid_stateEXIT(lines 9232 9237) no Hoare annotation was computed. [2023-11-06 22:42:24,654 INFO L899 garLoopResultBuilder]: For program point L9234-1(line 9234) no Hoare annotation was computed. [2023-11-06 22:42:24,654 INFO L899 garLoopResultBuilder]: For program point is_ends_valid_stateFINAL(lines 9232 9237) no Hoare annotation was computed. [2023-11-06 22:42:24,656 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9232 9237) the Hoare annotation is: true [2023-11-06 22:42:24,658 INFO L902 garLoopResultBuilder]: At program point L9235(line 9235) the Hoare annotation is: true [2023-11-06 22:42:24,658 INFO L902 garLoopResultBuilder]: At program point L9234(line 9234) the Hoare annotation is: true [2023-11-06 22:42:24,658 INFO L899 garLoopResultBuilder]: For program point L9235-1(line 9235) no Hoare annotation was computed. [2023-11-06 22:42:24,661 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:42:24,664 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:42:24,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:42:24 BoogieIcfgContainer [2023-11-06 22:42:24,675 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:42:24,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:42:24,676 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:42:24,676 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:42:24,677 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:10" (3/4) ... [2023-11-06 22:42:24,679 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:42:24,685 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-06 22:42:24,685 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr [2023-11-06 22:42:24,685 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr_explicit [2023-11-06 22:42:24,685 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_is_valid [2023-11-06 22:42:24,685 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-06 22:42:24,686 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 22:42:24,686 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-06 22:42:24,686 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s_buf_belongs_to_pool [2023-11-06 22:42:24,686 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_is_valid [2023-11-06 22:42:24,686 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_from_empty_array [2023-11-06 22:42:24,686 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-06 22:42:24,686 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_check_atomic_ptr [2023-11-06 22:42:24,687 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr [2023-11-06 22:42:24,687 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-11-06 22:42:24,687 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_middle_valid_state [2023-11-06 22:42:24,687 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_front_valid_state [2023-11-06 22:42:24,688 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-06 22:42:24,688 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr_explicit [2023-11-06 22:42:24,688 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_ends_valid_state [2023-11-06 22:42:24,688 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_priv_xlate_order [2023-11-06 22:42:24,722 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 149 nodes and edges [2023-11-06 22:42:24,727 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2023-11-06 22:42:24,730 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-06 22:42:24,734 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-06 22:42:24,738 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-06 22:42:24,741 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:42:24,745 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-06 22:42:24,748 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:42:25,589 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:42:25,590 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:42:25,591 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:42:25,592 INFO L158 Benchmark]: Toolchain (without parser) took 202520.21ms. Allocated memory was 130.0MB in the beginning and 973.1MB in the end (delta: 843.1MB). Free memory was 86.6MB in the beginning and 595.4MB in the end (delta: -508.8MB). Peak memory consumption was 332.5MB. Max. memory is 16.1GB. [2023-11-06 22:42:25,595 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 130.0MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:42:25,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4336.26ms. Allocated memory was 130.0MB in the beginning and 186.6MB in the end (delta: 56.6MB). Free memory was 86.6MB in the beginning and 113.1MB in the end (delta: -26.5MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2023-11-06 22:42:25,598 INFO L158 Benchmark]: Boogie Procedure Inliner took 351.56ms. Allocated memory is still 186.6MB. Free memory was 113.1MB in the beginning and 99.5MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:42:25,599 INFO L158 Benchmark]: Boogie Preprocessor took 147.29ms. Allocated memory is still 186.6MB. Free memory was 99.5MB in the beginning and 89.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:42:25,599 INFO L158 Benchmark]: RCFGBuilder took 3046.99ms. Allocated memory was 186.6MB in the beginning and 268.4MB in the end (delta: 81.8MB). Free memory was 89.0MB in the beginning and 189.4MB in the end (delta: -100.4MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2023-11-06 22:42:25,601 INFO L158 Benchmark]: TraceAbstraction took 193709.65ms. Allocated memory was 268.4MB in the beginning and 973.1MB in the end (delta: 704.6MB). Free memory was 189.4MB in the beginning and 736.9MB in the end (delta: -547.6MB). Peak memory consumption was 157.1MB. Max. memory is 16.1GB. [2023-11-06 22:42:25,601 INFO L158 Benchmark]: Witness Printer took 916.13ms. Allocated memory is still 973.1MB. Free memory was 736.9MB in the beginning and 595.4MB in the end (delta: 141.6MB). Peak memory consumption was 138.4MB. Max. memory is 16.1GB. [2023-11-06 22:42:25,608 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 130.0MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4336.26ms. Allocated memory was 130.0MB in the beginning and 186.6MB in the end (delta: 56.6MB). Free memory was 86.6MB in the beginning and 113.1MB in the end (delta: -26.5MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 351.56ms. Allocated memory is still 186.6MB. Free memory was 113.1MB in the beginning and 99.5MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 147.29ms. Allocated memory is still 186.6MB. Free memory was 99.5MB in the beginning and 89.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3046.99ms. Allocated memory was 186.6MB in the beginning and 268.4MB in the end (delta: 81.8MB). Free memory was 89.0MB in the beginning and 189.4MB in the end (delta: -100.4MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. * TraceAbstraction took 193709.65ms. Allocated memory was 268.4MB in the beginning and 973.1MB in the end (delta: 704.6MB). Free memory was 189.4MB in the beginning and 736.9MB in the end (delta: -547.6MB). Peak memory consumption was 157.1MB. Max. memory is 16.1GB. * Witness Printer took 916.13ms. Allocated memory is still 973.1MB. Free memory was 736.9MB in the beginning and 595.4MB in the end (delta: 141.6MB). Peak memory consumption was 138.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8269]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] - GenericResultAtLocation [Line: 8989]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8989-9000] * 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 21 procedures, 391 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 193.6s, OverallIterations: 20, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 124.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 45 mSolverCounterUnknown, 3317 SdHoareTripleChecker+Valid, 117.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3160 mSDsluCounter, 49094 SdHoareTripleChecker+Invalid, 114.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 39980 mSDsCounter, 1796 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16682 IncrementalHoareTripleChecker+Invalid, 18523 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1796 mSolverCounterUnsat, 9114 mSDtfsCounter, 16682 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6449 GetRequests, 6101 SyntacticMatches, 23 SemanticMatches, 325 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2612 ImplicationChecksByTransitivity, 14.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=498occurred in iteration=18, InterpolantAutomatonStates: 210, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 20 MinimizatonAttempts, 49 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 168 LocationsWithAnnotation, 4565 PreInvPairs, 4578 NumberOfFragments, 736 HoareAnnotationTreeSize, 4565 FomulaSimplifications, 82 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 168 FomulaSimplificationsInter, 1495 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.9s SsaConstructionTime, 12.0s SatisfiabilityAnalysisTime, 43.4s InterpolantComputationTime, 9278 NumberOfCodeBlocks, 9278 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 9542 ConstructedInterpolants, 235 QuantifiedInterpolants, 16667 SizeOfPredicates, 72 NumberOfNonLiveVariables, 52981 ConjunctsInSsa, 228 ConjunctsInUnsatCore, 37 InterpolantComputations, 19 PerfectInterpolantSequences, 12720/13298 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: 8630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9290]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6050]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8627]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-11-06 22:42:25,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8c40722-a239-4cd7-bb37-85ec9c6e3529/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0