./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness_negated.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_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/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_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/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_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/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 d3acdfa9ebe19c5aee181bb34fe6ad50239228489a8ef38fe1c15865bf2d4bd0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:54:19,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:54:19,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 21:54:19,737 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:54:19,738 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:54:19,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:54:19,765 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:54:19,765 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:54:19,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:54:19,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:54:19,768 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:54:19,768 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:54:19,769 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:54:19,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:54:19,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:54:19,771 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:54:19,771 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:54:19,772 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:54:19,773 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:54:19,773 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:54:19,774 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:54:19,774 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:54:19,775 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:54:19,775 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:54:19,776 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:54:19,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:54:19,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:54:19,777 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:54:19,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:54:19,778 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:54:19,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 21:54:19,779 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:54:19,779 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:54:19,779 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:54:19,780 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:54:19,780 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:54:19,780 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_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3acdfa9ebe19c5aee181bb34fe6ad50239228489a8ef38fe1c15865bf2d4bd0 [2023-11-06 21:54:20,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:54:20,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:54:20,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:54:20,108 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:54:20,109 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:54:20,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness_negated.i [2023-11-06 21:54:23,138 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:54:23,727 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:54:23,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness_negated.i [2023-11-06 21:54:23,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/data/366e86aff/cade89d7d6654f939baa9bbd6049fe73/FLAG3f214ff7c [2023-11-06 21:54:23,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/data/366e86aff/cade89d7d6654f939baa9bbd6049fe73 [2023-11-06 21:54:23,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:54:23,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:54:23,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:54:23,802 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:54:23,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:54:23,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:54:23" (1/1) ... [2023-11-06 21:54:23,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@406dd158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:23, skipping insertion in model container [2023-11-06 21:54:23,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:54:23" (1/1) ... [2023-11-06 21:54:23,979 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:54:24,266 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_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness_negated.i[4497,4510] [2023-11-06 21:54:24,277 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_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness_negated.i[4557,4570] [2023-11-06 21:54:25,760 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:25,763 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:25,764 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:25,767 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:25,769 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:25,790 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:25,791 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:25,805 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:25,806 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:26,544 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-06 21:54:26,546 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-06 21:54:26,547 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-06 21:54:26,548 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-06 21:54:26,550 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-06 21:54:26,551 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-06 21:54:26,552 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-06 21:54:26,553 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-06 21:54:26,554 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-06 21:54:26,554 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-06 21:54:26,947 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:26,948 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:54:27,175 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:54:27,192 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_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness_negated.i[4497,4510] [2023-11-06 21:54:27,193 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_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness_negated.i[4557,4570] [2023-11-06 21:54:27,239 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,243 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,244 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,245 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,245 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,260 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,261 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,262 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,263 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,306 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-06 21:54:27,307 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-06 21:54:27,309 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-06 21:54:27,310 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-06 21:54:27,314 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-06 21:54:27,315 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-06 21:54:27,316 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-06 21:54:27,317 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-06 21:54:27,318 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-06 21:54:27,318 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-06 21:54:27,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-11-06 21:54:27,468 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,469 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 21:54:27,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8989-9000] [2023-11-06 21:54:27,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:54:27,863 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,864 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,864 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,864 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,864 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,865 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,865 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,865 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,865 WARN L672 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,865 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,865 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,866 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,866 WARN L672 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,866 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,866 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,866 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,867 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,867 WARN L672 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:27,875 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:54:27,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27 WrapperNode [2023-11-06 21:54:27,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:54:27,877 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:54:27,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:54:27,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:54:27,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,030 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,149 INFO L138 Inliner]: procedures = 694, calls = 2939, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 1179 [2023-11-06 21:54:28,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:54:28,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:54:28,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:54:28,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:54:28,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,178 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,326 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,347 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:54:28,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:54:28,375 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:54:28,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:54:28,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (1/1) ... [2023-11-06 21:54:28,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:54:28,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:28,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:54:28,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:54:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-06 21:54:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-06 21:54:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-11-06 21:54:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-06 21:54:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 21:54:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-06 21:54:28,466 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-06 21:54:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-06 21:54:28,467 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-06 21:54:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 21:54:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-06 21:54:28,468 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-06 21:54:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-06 21:54:28,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-06 21:54:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 21:54:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:54:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 21:54:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-06 21:54:28,470 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-06 21:54:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:54:28,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:54:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-06 21:54:28,471 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-06 21:54:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-11-06 21:54:28,471 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-11-06 21:54:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:54:28,471 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:54:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_empty_array [2023-11-06 21:54:28,472 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_empty_array [2023-11-06 21:54:28,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 21:54:28,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 21:54:28,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 21:54:28,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-06 21:54:28,474 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-06 21:54:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure is_front_valid_state [2023-11-06 21:54:28,474 INFO L138 BoogieDeclarations]: Found implementation of procedure is_front_valid_state [2023-11-06 21:54:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-06 21:54:28,475 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-06 21:54:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2023-11-06 21:54:28,475 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2023-11-06 21:54:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2023-11-06 21:54:28,476 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2023-11-06 21:54:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-06 21:54:28,476 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-06 21:54:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 21:54:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-11-06 21:54:28,477 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-11-06 21:54:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-06 21:54:28,477 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-06 21:54:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2023-11-06 21:54:28,477 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2023-11-06 21:54:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-11-06 21:54:28,478 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-11-06 21:54:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 21:54:28,911 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:54:28,924 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:54:31,182 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:54:31,202 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:54:31,203 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 21:54:31,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:54:31 BoogieIcfgContainer [2023-11-06 21:54:31,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:54:31,213 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:54:31,213 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:54:31,217 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:54:31,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:54:23" (1/3) ... [2023-11-06 21:54:31,218 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d0ac8c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:54:31, skipping insertion in model container [2023-11-06 21:54:31,218 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:27" (2/3) ... [2023-11-06 21:54:31,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d0ac8c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:54:31, skipping insertion in model container [2023-11-06 21:54:31,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:54:31" (3/3) ... [2023-11-06 21:54:31,222 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_acquire_harness_negated.i [2023-11-06 21:54:31,243 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:54:31,244 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-06 21:54:31,312 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:54:31,319 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;@7ff585a6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:54:31,320 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-06 21:54:31,331 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 21:54:31,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-06 21:54:31,342 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:31,343 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 21:54:31,348 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 21:54:31,354 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:31,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1198845467, now seen corresponding path program 1 times [2023-11-06 21:54:31,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:31,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641292326] [2023-11-06 21:54:31,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:31,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:32,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:32,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:54:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:32,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:32,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:54:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:32,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:54:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:32,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:54:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:32,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:32,220 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 21:54:32,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:32,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641292326] [2023-11-06 21:54:32,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641292326] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:32,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:32,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:54:32,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493039678] [2023-11-06 21:54:32,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:32,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:54:32,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:32,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:54:32,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:54:32,292 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 21:54:33,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:33,483 INFO L93 Difference]: Finished difference Result 776 states and 1218 transitions. [2023-11-06 21:54:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:54:33,486 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 21:54:33,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:33,512 INFO L225 Difference]: With dead ends: 776 [2023-11-06 21:54:33,512 INFO L226 Difference]: Without dead ends: 385 [2023-11-06 21:54:33,523 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 21:54:33,532 INFO L413 NwaCegarLoop]: 403 mSDtfsCounter, 132 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:33,533 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 551 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 21:54:33,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2023-11-06 21:54:33,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 385. [2023-11-06 21:54:33,620 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 21:54:33,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 546 transitions. [2023-11-06 21:54:33,627 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 546 transitions. Word has length 52 [2023-11-06 21:54:33,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:33,629 INFO L495 AbstractCegarLoop]: Abstraction has 385 states and 546 transitions. [2023-11-06 21:54:33,630 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 21:54:33,630 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 546 transitions. [2023-11-06 21:54:33,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-06 21:54:33,632 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:33,633 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 21:54:33,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 21:54:33,633 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 21:54:33,634 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:33,634 INFO L85 PathProgramCache]: Analyzing trace with hash -2144691929, now seen corresponding path program 1 times [2023-11-06 21:54:33,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:33,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351630197] [2023-11-06 21:54:33,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:33,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:34,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:34,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:54:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:34,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:34,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:54:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:34,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:54:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:34,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:54:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:34,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:34,532 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 21:54:34,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:34,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351630197] [2023-11-06 21:54:34,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351630197] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:34,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:34,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 21:54:34,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430069800] [2023-11-06 21:54:34,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:34,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 21:54:34,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:34,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 21:54:34,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:54:34,538 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 21:54:36,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:36,929 INFO L93 Difference]: Finished difference Result 765 states and 1136 transitions. [2023-11-06 21:54:36,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 21:54:36,936 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 21:54:36,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:36,952 INFO L225 Difference]: With dead ends: 765 [2023-11-06 21:54:36,953 INFO L226 Difference]: Without dead ends: 397 [2023-11-06 21:54:36,965 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 21:54:36,973 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, 0.1s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:36,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 1933 Invalid, 1733 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [142 Valid, 1591 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-06 21:54:36,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2023-11-06 21:54:37,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 397. [2023-11-06 21:54:37,078 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 21:54:37,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 560 transitions. [2023-11-06 21:54:37,088 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 560 transitions. Word has length 52 [2023-11-06 21:54:37,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:37,090 INFO L495 AbstractCegarLoop]: Abstraction has 397 states and 560 transitions. [2023-11-06 21:54:37,090 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 21:54:37,091 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 560 transitions. [2023-11-06 21:54:37,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-06 21:54:37,097 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:37,098 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 21:54:37,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 21:54:37,098 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 21:54:37,099 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:37,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1221028076, now seen corresponding path program 1 times [2023-11-06 21:54:37,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:37,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277651047] [2023-11-06 21:54:37,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:37,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:37,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:37,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:54:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:54:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:54:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:54:38,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:54:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:54:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:38,160 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 21:54:38,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:38,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277651047] [2023-11-06 21:54:38,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277651047] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:38,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:38,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 21:54:38,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116510906] [2023-11-06 21:54:38,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:38,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 21:54:38,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:38,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 21:54:38,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:54:38,168 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 21:54:39,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:39,856 INFO L93 Difference]: Finished difference Result 413 states and 579 transitions. [2023-11-06 21:54:39,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 21:54:39,856 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 21:54:39,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:39,861 INFO L225 Difference]: With dead ends: 413 [2023-11-06 21:54:39,861 INFO L226 Difference]: Without dead ends: 410 [2023-11-06 21:54:39,861 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 21:54:39,862 INFO L413 NwaCegarLoop]: 398 mSDtfsCounter, 159 mSDsluCounter, 1538 mSDsCounter, 0 mSdLazyCounter, 1625 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:39,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 1936 Invalid, 1762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1625 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-06 21:54:39,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2023-11-06 21:54:39,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 410. [2023-11-06 21:54:39,906 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 21:54:39,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 576 transitions. [2023-11-06 21:54:39,911 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 576 transitions. Word has length 85 [2023-11-06 21:54:39,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:39,914 INFO L495 AbstractCegarLoop]: Abstraction has 410 states and 576 transitions. [2023-11-06 21:54:39,914 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 21:54:39,914 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 576 transitions. [2023-11-06 21:54:39,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-06 21:54:39,926 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:39,927 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 21:54:39,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 21:54:39,927 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 21:54:39,928 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:39,928 INFO L85 PathProgramCache]: Analyzing trace with hash 688748949, now seen corresponding path program 1 times [2023-11-06 21:54:39,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:39,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295762528] [2023-11-06 21:54:39,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:39,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:40,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:40,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:54:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:40,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:40,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:54:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:40,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:54:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:40,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:54:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:40,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:40,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:54:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:54:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 21:54:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-06 21:54:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-06 21:54:41,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 21:54:41,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 21:54:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 21:54:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 21:54:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-11-06 21:54:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 21:54:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-06 21:54:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:41,612 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 21:54:41,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:41,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295762528] [2023-11-06 21:54:41,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295762528] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:54:41,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98089222] [2023-11-06 21:54:41,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:41,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:41,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:41,619 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:41,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 21:54:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:42,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 3224 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 21:54:42,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:42,535 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 21:54:42,538 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:42,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [98089222] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:42,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:54:42,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-06 21:54:42,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863739805] [2023-11-06 21:54:42,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:42,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 21:54:42,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:42,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 21:54:42,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-06 21:54:42,544 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 21:54:42,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:42,601 INFO L93 Difference]: Finished difference Result 785 states and 1118 transitions. [2023-11-06 21:54:42,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 21:54:42,602 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 21:54:42,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:42,608 INFO L225 Difference]: With dead ends: 785 [2023-11-06 21:54:42,609 INFO L226 Difference]: Without dead ends: 414 [2023-11-06 21:54:42,612 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 21:54:42,615 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 21:54:42,616 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 21:54:42,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2023-11-06 21:54:42,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 412. [2023-11-06 21:54:42,648 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 21:54:42,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 578 transitions. [2023-11-06 21:54:42,653 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 578 transitions. Word has length 250 [2023-11-06 21:54:42,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:42,656 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 578 transitions. [2023-11-06 21:54:42,656 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 21:54:42,657 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 578 transitions. [2023-11-06 21:54:42,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-06 21:54:42,661 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:42,661 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 21:54:42,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 21:54:42,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:42,872 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 21:54:42,872 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:42,873 INFO L85 PathProgramCache]: Analyzing trace with hash -290389487, now seen corresponding path program 1 times [2023-11-06 21:54:42,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:42,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564903165] [2023-11-06 21:54:42,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:42,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:54:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:54:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:54:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:54:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:54:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:54:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 21:54:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:43,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-06 21:54:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-06 21:54:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 21:54:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 21:54:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 21:54:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 21:54:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-11-06 21:54:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 21:54:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-06 21:54:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:44,219 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 21:54:44,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:44,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564903165] [2023-11-06 21:54:44,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564903165] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:54:44,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1911990604] [2023-11-06 21:54:44,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:44,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:44,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:44,222 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:44,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 21:54:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:45,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 3214 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 21:54:45,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:45,131 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 21:54:45,131 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:45,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1911990604] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:45,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:54:45,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2023-11-06 21:54:45,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609872102] [2023-11-06 21:54:45,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:45,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:54:45,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:45,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:54:45,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2023-11-06 21:54:45,134 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 21:54:45,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:45,240 INFO L93 Difference]: Finished difference Result 759 states and 1071 transitions. [2023-11-06 21:54:45,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:54:45,240 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 21:54:45,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:45,245 INFO L225 Difference]: With dead ends: 759 [2023-11-06 21:54:45,245 INFO L226 Difference]: Without dead ends: 422 [2023-11-06 21:54:45,248 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 21:54:45,248 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, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:45,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 3245 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:54:45,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2023-11-06 21:54:45,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 422. [2023-11-06 21:54:45,273 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 21:54:45,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 588 transitions. [2023-11-06 21:54:45,278 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 588 transitions. Word has length 250 [2023-11-06 21:54:45,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:45,279 INFO L495 AbstractCegarLoop]: Abstraction has 422 states and 588 transitions. [2023-11-06 21:54:45,279 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 21:54:45,279 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 588 transitions. [2023-11-06 21:54:45,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-06 21:54:45,283 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:45,283 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 21:54:45,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 21:54:45,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:45,494 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:45,494 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:45,495 INFO L85 PathProgramCache]: Analyzing trace with hash -978968737, now seen corresponding path program 1 times [2023-11-06 21:54:45,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:45,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874708771] [2023-11-06 21:54:45,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:45,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:54:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:54:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:54:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:54:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:54:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:54:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 21:54:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-06 21:54:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-06 21:54:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 21:54:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 21:54:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 21:54:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 21:54:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-11-06 21:54:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 21:54:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-06 21:54:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-11-06 21:54:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-06 21:54:46,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:46,879 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 21:54:46,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:46,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874708771] [2023-11-06 21:54:46,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874708771] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:54:46,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841808320] [2023-11-06 21:54:46,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:46,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:46,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:46,882 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:46,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 21:54:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 3266 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 21:54:47,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:48,044 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 21:54:48,045 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:48,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841808320] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:48,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:54:48,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2023-11-06 21:54:48,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003883914] [2023-11-06 21:54:48,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:48,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:54:48,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:48,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:54:48,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2023-11-06 21:54:48,049 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 21:54:49,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:49,159 INFO L93 Difference]: Finished difference Result 808 states and 1139 transitions. [2023-11-06 21:54:49,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 21:54:49,160 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 21:54:49,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:49,167 INFO L225 Difference]: With dead ends: 808 [2023-11-06 21:54:49,167 INFO L226 Difference]: Without dead ends: 425 [2023-11-06 21:54:49,171 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 21:54:49,172 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 21:54:49,172 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 21:54:49,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2023-11-06 21:54:49,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 425. [2023-11-06 21:54:49,207 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 21:54:49,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 599 transitions. [2023-11-06 21:54:49,213 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 599 transitions. Word has length 260 [2023-11-06 21:54:49,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:49,214 INFO L495 AbstractCegarLoop]: Abstraction has 425 states and 599 transitions. [2023-11-06 21:54:49,214 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 21:54:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 599 transitions. [2023-11-06 21:54:49,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-06 21:54:49,219 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:49,219 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 21:54:49,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 21:54:49,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:49,431 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:49,432 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:49,432 INFO L85 PathProgramCache]: Analyzing trace with hash -624316186, now seen corresponding path program 1 times [2023-11-06 21:54:49,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:49,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745000409] [2023-11-06 21:54:49,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:49,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:54:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:54:50,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:54:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:54:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:54:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:54:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 21:54:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:54:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-06 21:54:50,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-06 21:54:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-06 21:54:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 21:54:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-06 21:54:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2023-11-06 21:54:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-11-06 21:54:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-06 21:54:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-06 21:54:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 21:54:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:50,736 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 21:54:50,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:50,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745000409] [2023-11-06 21:54:50,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745000409] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:54:50,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991313090] [2023-11-06 21:54:50,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:50,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:50,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:50,739 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:50,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 21:54:51,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:51,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 3282 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 21:54:51,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:51,830 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 21:54:51,830 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:51,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [991313090] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:51,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:54:51,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [7] total 13 [2023-11-06 21:54:51,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665358318] [2023-11-06 21:54:51,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:51,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 21:54:51,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:51,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 21:54:51,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2023-11-06 21:54:51,834 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 21:54:52,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:52,991 INFO L93 Difference]: Finished difference Result 786 states and 1116 transitions. [2023-11-06 21:54:52,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:54:52,992 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 21:54:52,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:52,998 INFO L225 Difference]: With dead ends: 786 [2023-11-06 21:54:52,998 INFO L226 Difference]: Without dead ends: 425 [2023-11-06 21:54:53,004 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 21:54:53,006 INFO L413 NwaCegarLoop]: 390 mSDtfsCounter, 603 mSDsluCounter, 1361 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:53,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [603 Valid, 1751 Invalid, 890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 21:54:53,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2023-11-06 21:54:53,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 425. [2023-11-06 21:54:53,048 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 21:54:53,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 592 transitions. [2023-11-06 21:54:53,057 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 592 transitions. Word has length 262 [2023-11-06 21:54:53,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:53,061 INFO L495 AbstractCegarLoop]: Abstraction has 425 states and 592 transitions. [2023-11-06 21:54:53,061 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 21:54:53,062 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 592 transitions. [2023-11-06 21:54:53,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-06 21:54:53,067 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:53,067 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 21:54:53,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 21:54:53,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:53,283 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:53,283 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:53,283 INFO L85 PathProgramCache]: Analyzing trace with hash -739483539, now seen corresponding path program 1 times [2023-11-06 21:54:53,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:53,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880933693] [2023-11-06 21:54:53,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:53,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:54:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:54:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:54:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:54:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:54:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:54:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 21:54:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:54:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-06 21:54:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-06 21:54:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-06 21:54:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 21:54:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-06 21:54:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-06 21:54:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 21:54:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 21:54:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-11-06 21:54:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2023-11-06 21:54:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:54,690 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 21:54:54,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:54,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880933693] [2023-11-06 21:54:54,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880933693] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:54:54,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783707213] [2023-11-06 21:54:54,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:54,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:54,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:54,693 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:54,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 21:54:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:55,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 3298 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 21:54:55,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:55,788 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 21:54:55,788 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:55,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [783707213] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:55,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:54:55,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 8 [2023-11-06 21:54:55,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432825536] [2023-11-06 21:54:55,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:55,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 21:54:55,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:55,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 21:54:55,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:54:55,792 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 21:54:55,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:55,955 INFO L93 Difference]: Finished difference Result 851 states and 1189 transitions. [2023-11-06 21:54:55,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:54:55,956 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 21:54:55,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:55,961 INFO L225 Difference]: With dead ends: 851 [2023-11-06 21:54:55,961 INFO L226 Difference]: Without dead ends: 438 [2023-11-06 21:54:55,965 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 21:54:55,966 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 21:54:55,966 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 21:54:55,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2023-11-06 21:54:56,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2023-11-06 21:54:56,007 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 21:54:56,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 600 transitions. [2023-11-06 21:54:56,013 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 600 transitions. Word has length 264 [2023-11-06 21:54:56,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:56,014 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 600 transitions. [2023-11-06 21:54:56,014 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 21:54:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 600 transitions. [2023-11-06 21:54:56,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-11-06 21:54:56,020 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:56,020 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 21:54:56,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 21:54:56,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:56,235 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:56,235 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:56,236 INFO L85 PathProgramCache]: Analyzing trace with hash -65477853, now seen corresponding path program 1 times [2023-11-06 21:54:56,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:56,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350721738] [2023-11-06 21:54:56,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:56,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:54:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:54:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:54:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:54:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:54:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-06 21:54:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 21:54:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:57,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 21:54:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-06 21:54:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 21:54:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-06 21:54:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-06 21:54:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 21:54:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:54:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:54:57,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 21:54:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-06 21:54:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-11-06 21:54:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-06 21:54:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 21:54:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,543 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 21:54:57,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:57,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350721738] [2023-11-06 21:54:57,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350721738] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:54:57,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097160349] [2023-11-06 21:54:57,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:57,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:57,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:57,545 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:57,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 21:54:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:58,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 3302 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 21:54:58,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:58,480 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 21:54:58,480 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:58,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097160349] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:58,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:54:58,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 21:54:58,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749134647] [2023-11-06 21:54:58,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:58,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:54:58,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:58,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:54:58,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 21:54:58,484 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 21:54:58,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:58,670 INFO L93 Difference]: Finished difference Result 863 states and 1192 transitions. [2023-11-06 21:54:58,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:54:58,672 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 21:54:58,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:58,677 INFO L225 Difference]: With dead ends: 863 [2023-11-06 21:54:58,677 INFO L226 Difference]: Without dead ends: 438 [2023-11-06 21:54:58,682 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 21:54:58,683 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 21:54:58,683 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 21:54:58,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2023-11-06 21:54:58,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 436. [2023-11-06 21:54:58,733 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 21:54:58,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 601 transitions. [2023-11-06 21:54:58,739 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 601 transitions. Word has length 266 [2023-11-06 21:54:58,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:58,740 INFO L495 AbstractCegarLoop]: Abstraction has 436 states and 601 transitions. [2023-11-06 21:54:58,740 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 21:54:58,740 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 601 transitions. [2023-11-06 21:54:58,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-11-06 21:54:58,746 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:58,747 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 21:54:58,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 21:54:58,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:58,961 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:58,961 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:58,961 INFO L85 PathProgramCache]: Analyzing trace with hash -881315411, now seen corresponding path program 1 times [2023-11-06 21:54:58,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:58,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768703328] [2023-11-06 21:54:58,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:58,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:54:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:54:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:54:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:54:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:54:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:54:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:54:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 21:55:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 21:55:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:55:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:55:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-06 21:55:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 21:55:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 21:55:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 21:55:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 21:55:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 21:55:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:55:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:55:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-11-06 21:55:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-06 21:55:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-06 21:55:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-06 21:55:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 21:55:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,529 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 21:55:00,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:00,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768703328] [2023-11-06 21:55:00,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768703328] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:55:00,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [544080126] [2023-11-06 21:55:00,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:00,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:00,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:00,532 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:55:00,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 21:55:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:01,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 3306 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 21:55:01,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:01,674 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 21:55:01,674 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:55:01,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [544080126] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:01,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:55:01,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 21:55:01,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190138558] [2023-11-06 21:55:01,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:01,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:55:01,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:01,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:55:01,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 21:55:01,678 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 21:55:01,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:01,893 INFO L93 Difference]: Finished difference Result 864 states and 1191 transitions. [2023-11-06 21:55:01,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:55:01,894 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 21:55:01,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:01,899 INFO L225 Difference]: With dead ends: 864 [2023-11-06 21:55:01,899 INFO L226 Difference]: Without dead ends: 440 [2023-11-06 21:55:01,902 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 21:55:01,903 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 21:55:01,904 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 21:55:01,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2023-11-06 21:55:01,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 436. [2023-11-06 21:55:01,943 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 21:55:01,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 600 transitions. [2023-11-06 21:55:01,949 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 600 transitions. Word has length 268 [2023-11-06 21:55:01,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:01,950 INFO L495 AbstractCegarLoop]: Abstraction has 436 states and 600 transitions. [2023-11-06 21:55:01,950 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 21:55:01,950 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 600 transitions. [2023-11-06 21:55:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-11-06 21:55:01,953 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:01,953 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 21:55:01,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 21:55:02,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:02,168 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:02,169 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:02,169 INFO L85 PathProgramCache]: Analyzing trace with hash 528800347, now seen corresponding path program 1 times [2023-11-06 21:55:02,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:02,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719172059] [2023-11-06 21:55:02,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:02,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:02,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:55:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:02,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:55:02,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:02,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:02,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:02,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:55:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:55:03,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:55:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-06 21:55:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 21:55:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:55:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:55:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-06 21:55:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-06 21:55:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 21:55:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 21:55:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-06 21:55:03,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-06 21:55:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:55:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:55:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 21:55:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 21:55:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-06 21:55:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-11-06 21:55:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-06 21:55:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:03,563 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 21:55:03,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:03,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719172059] [2023-11-06 21:55:03,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719172059] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:55:03,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [579446151] [2023-11-06 21:55:03,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:03,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:03,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:03,566 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:55:03,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 21:55:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:04,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 3310 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 21:55:04,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:04,678 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 21:55:04,679 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:55:04,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [579446151] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:04,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:55:04,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 21:55:04,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393662828] [2023-11-06 21:55:04,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:04,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:55:04,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:04,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:55:04,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 21:55:04,683 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 21:55:04,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:04,893 INFO L93 Difference]: Finished difference Result 864 states and 1189 transitions. [2023-11-06 21:55:04,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:55:04,894 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 21:55:04,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:04,899 INFO L225 Difference]: With dead ends: 864 [2023-11-06 21:55:04,900 INFO L226 Difference]: Without dead ends: 440 [2023-11-06 21:55:04,903 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 21:55:04,904 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 21:55:04,905 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 21:55:04,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2023-11-06 21:55:04,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 436. [2023-11-06 21:55:04,942 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 21:55:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 599 transitions. [2023-11-06 21:55:04,948 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 599 transitions. Word has length 270 [2023-11-06 21:55:04,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:04,948 INFO L495 AbstractCegarLoop]: Abstraction has 436 states and 599 transitions. [2023-11-06 21:55:04,949 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 21:55:04,949 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 599 transitions. [2023-11-06 21:55:04,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-11-06 21:55:04,951 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:04,952 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 21:55:04,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 21:55:05,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:05,171 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:05,171 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:05,172 INFO L85 PathProgramCache]: Analyzing trace with hash -714280723, now seen corresponding path program 1 times [2023-11-06 21:55:05,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:05,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131117031] [2023-11-06 21:55:05,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:05,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:55:06,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:55:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:55:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:55:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:55:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 21:55:06,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 21:55:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:55:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:55:06,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-06 21:55:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 21:55:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 21:55:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-06 21:55:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 21:55:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 21:55:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 21:55:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 21:55:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-11-06 21:55:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:06,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-11-06 21:55:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:07,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-06 21:55:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:07,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2023-11-06 21:55:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:07,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:07,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2023-11-06 21:55:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:07,040 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 21:55:07,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:07,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131117031] [2023-11-06 21:55:07,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131117031] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:55:07,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467455490] [2023-11-06 21:55:07,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:07,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:07,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:07,043 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:55:07,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 21:55:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:07,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 3314 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 21:55:07,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:08,036 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 21:55:08,037 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:55:08,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [467455490] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:08,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:55:08,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 8 [2023-11-06 21:55:08,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766930439] [2023-11-06 21:55:08,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:08,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 21:55:08,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:08,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 21:55:08,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:55:08,040 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 21:55:08,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:08,151 INFO L93 Difference]: Finished difference Result 845 states and 1205 transitions. [2023-11-06 21:55:08,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:55:08,152 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 21:55:08,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:08,158 INFO L225 Difference]: With dead ends: 845 [2023-11-06 21:55:08,158 INFO L226 Difference]: Without dead ends: 436 [2023-11-06 21:55:08,161 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 21:55:08,162 INFO L413 NwaCegarLoop]: 540 mSDtfsCounter, 8 mSDsluCounter, 2131 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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 21:55:08,163 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 21:55:08,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2023-11-06 21:55:08,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2023-11-06 21:55:08,195 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 21:55:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 593 transitions. [2023-11-06 21:55:08,199 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 593 transitions. Word has length 272 [2023-11-06 21:55:08,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:08,200 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 593 transitions. [2023-11-06 21:55:08,200 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 21:55:08,200 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 593 transitions. [2023-11-06 21:55:08,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-11-06 21:55:08,202 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:08,203 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 21:55:08,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 21:55:08,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-06 21:55:08,414 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:08,414 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:08,414 INFO L85 PathProgramCache]: Analyzing trace with hash -199449843, now seen corresponding path program 1 times [2023-11-06 21:55:08,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:08,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341962946] [2023-11-06 21:55:08,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:08,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:55:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:55:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:55:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:55:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:55:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 21:55:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 21:55:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-06 21:55:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-06 21:55:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-06 21:55:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 21:55:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 21:55:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 21:55:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 21:55:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-06 21:55:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-06 21:55:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-06 21:55:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 21:55:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-06 21:55:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-06 21:55:09,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-06 21:55:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 21:55:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:09,791 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 21:55:09,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:09,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341962946] [2023-11-06 21:55:09,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341962946] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:55:09,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989307727] [2023-11-06 21:55:09,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:09,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:09,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:09,796 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:55:09,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 21:55:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:10,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 3324 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 21:55:10,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:10,849 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 21:55:10,849 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:55:10,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989307727] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:10,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:55:10,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 21:55:10,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085127722] [2023-11-06 21:55:10,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:10,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:55:10,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:10,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:55:10,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 21:55:10,853 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 21:55:11,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:11,049 INFO L93 Difference]: Finished difference Result 834 states and 1184 transitions. [2023-11-06 21:55:11,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:55:11,051 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 21:55:11,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:11,056 INFO L225 Difference]: With dead ends: 834 [2023-11-06 21:55:11,056 INFO L226 Difference]: Without dead ends: 434 [2023-11-06 21:55:11,060 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 21:55:11,061 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 21:55:11,062 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 21:55:11,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2023-11-06 21:55:11,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2023-11-06 21:55:11,098 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 21:55:11,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 592 transitions. [2023-11-06 21:55:11,103 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 592 transitions. Word has length 277 [2023-11-06 21:55:11,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:11,104 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 592 transitions. [2023-11-06 21:55:11,105 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 21:55:11,105 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 592 transitions. [2023-11-06 21:55:11,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-11-06 21:55:11,108 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:11,108 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 21:55:11,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 21:55:11,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-06 21:55:11,323 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:11,323 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:11,323 INFO L85 PathProgramCache]: Analyzing trace with hash -179192551, now seen corresponding path program 1 times [2023-11-06 21:55:11,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:11,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941581789] [2023-11-06 21:55:11,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:11,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:55:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:55:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:55:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:55:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:55:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 21:55:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 21:55:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 21:55:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-06 21:55:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 21:55:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-06 21:55:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 21:55:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-06 21:55:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-06 21:55:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-06 21:55:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-11-06 21:55:12,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 21:55:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-06 21:55:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 21:55:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-06 21:55:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2023-11-06 21:55:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-06 21:55:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-06 21:55:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-06 21:55:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:12,806 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 21:55:12,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:12,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941581789] [2023-11-06 21:55:12,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941581789] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:55:12,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855220089] [2023-11-06 21:55:12,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:12,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:12,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:12,808 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:55:12,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-06 21:55:13,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:13,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 3332 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 21:55:13,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:13,741 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 21:55:13,741 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:55:13,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855220089] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:13,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:55:13,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 21:55:13,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798764450] [2023-11-06 21:55:13,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:13,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:55:13,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:13,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:55:13,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 21:55:13,745 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 21:55:13,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:13,918 INFO L93 Difference]: Finished difference Result 836 states and 1184 transitions. [2023-11-06 21:55:13,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:55:13,919 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 21:55:13,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:13,925 INFO L225 Difference]: With dead ends: 836 [2023-11-06 21:55:13,925 INFO L226 Difference]: Without dead ends: 436 [2023-11-06 21:55:13,928 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 21:55:13,929 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 21:55:13,930 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 21:55:13,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2023-11-06 21:55:13,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2023-11-06 21:55:13,966 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 21:55:13,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 591 transitions. [2023-11-06 21:55:13,970 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 591 transitions. Word has length 281 [2023-11-06 21:55:13,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:13,970 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 591 transitions. [2023-11-06 21:55:13,971 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 21:55:13,971 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 591 transitions. [2023-11-06 21:55:13,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-11-06 21:55:13,974 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:13,974 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 21:55:13,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-06 21:55:14,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-06 21:55:14,187 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:14,187 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:14,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1483021683, now seen corresponding path program 1 times [2023-11-06 21:55:14,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:14,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409169270] [2023-11-06 21:55:14,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:14,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:55:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:55:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:55:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:55:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:55:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 21:55:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 21:55:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 21:55:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:55:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-06 21:55:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 21:55:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 21:55:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-06 21:55:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 21:55:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 21:55:15,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-06 21:55:15,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 21:55:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:55:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-06 21:55:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-06 21:55:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-11-06 21:55:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2023-11-06 21:55:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2023-11-06 21:55:15,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2023-11-06 21:55:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:15,521 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 21:55:15,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:15,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409169270] [2023-11-06 21:55:15,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409169270] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:55:15,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245228214] [2023-11-06 21:55:15,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:15,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:15,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:15,524 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:55:15,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-06 21:55:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:16,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 3340 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 21:55:16,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:16,380 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 21:55:16,380 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:55:16,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245228214] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:16,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:55:16,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-06 21:55:16,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162784027] [2023-11-06 21:55:16,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:16,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:55:16,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:16,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:55:16,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 21:55:16,384 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 21:55:16,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:16,527 INFO L93 Difference]: Finished difference Result 836 states and 1182 transitions. [2023-11-06 21:55:16,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:55:16,528 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 21:55:16,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:16,532 INFO L225 Difference]: With dead ends: 836 [2023-11-06 21:55:16,532 INFO L226 Difference]: Without dead ends: 436 [2023-11-06 21:55:16,536 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 21:55:16,537 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 21:55:16,537 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 21:55:16,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2023-11-06 21:55:16,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 434. [2023-11-06 21:55:16,564 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 21:55:16,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 590 transitions. [2023-11-06 21:55:16,567 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 590 transitions. Word has length 285 [2023-11-06 21:55:16,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:16,569 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 590 transitions. [2023-11-06 21:55:16,569 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 21:55:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 590 transitions. [2023-11-06 21:55:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-11-06 21:55:16,571 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:16,571 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 21:55:16,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-06 21:55:16,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-06 21:55:16,783 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:16,783 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:16,783 INFO L85 PathProgramCache]: Analyzing trace with hash 836223913, now seen corresponding path program 2 times [2023-11-06 21:55:16,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:16,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361047330] [2023-11-06 21:55:16,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:16,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:55:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:55:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:55:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:55:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:55:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 21:55:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 21:55:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:55:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 21:55:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 21:55:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 21:55:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 21:55:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 21:55:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 21:55:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-06 21:55:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 21:55:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:55:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 21:55:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 21:55:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-06 21:55:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 21:55:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 21:55:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 21:55:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-06 21:55:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:17,536 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 21:55:17,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:17,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361047330] [2023-11-06 21:55:17,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361047330] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:55:17,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674170248] [2023-11-06 21:55:17,537 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 21:55:17,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:17,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:17,540 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:55:17,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-06 21:55:18,903 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 21:55:18,903 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 21:55:18,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 3348 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 21:55:18,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:19,050 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 21:55:19,051 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:55:19,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674170248] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:19,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:55:19,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2023-11-06 21:55:19,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660332921] [2023-11-06 21:55:19,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:19,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 21:55:19,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:19,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 21:55:19,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-06 21:55:19,054 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 21:55:19,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:19,866 INFO L93 Difference]: Finished difference Result 810 states and 1122 transitions. [2023-11-06 21:55:19,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 21:55:19,871 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 21:55:19,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:19,876 INFO L225 Difference]: With dead ends: 810 [2023-11-06 21:55:19,877 INFO L226 Difference]: Without dead ends: 437 [2023-11-06 21:55:19,879 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 21:55:19,880 INFO L413 NwaCegarLoop]: 408 mSDtfsCounter, 564 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2023-11-06 21:55:19,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [565 Valid, 1078 Invalid, 545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-06 21:55:19,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2023-11-06 21:55:19,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2023-11-06 21:55:19,916 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 21:55:19,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 602 transitions. [2023-11-06 21:55:19,920 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 602 transitions. Word has length 289 [2023-11-06 21:55:19,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:19,921 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 602 transitions. [2023-11-06 21:55:19,921 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 21:55:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 602 transitions. [2023-11-06 21:55:19,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2023-11-06 21:55:19,923 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:19,924 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 21:55:19,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-06 21:55:20,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-06 21:55:20,137 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:20,137 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:20,137 INFO L85 PathProgramCache]: Analyzing trace with hash 2069412382, now seen corresponding path program 1 times [2023-11-06 21:55:20,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:20,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454639017] [2023-11-06 21:55:20,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:20,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:55:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:55:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:55:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:55:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:55:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 21:55:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:20,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 21:55:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:55:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 21:55:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 21:55:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 21:55:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 21:55:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 21:55:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 21:55:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 21:55:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-06 21:55:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:55:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 21:55:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 21:55:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 21:55:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 21:55:21,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2023-11-06 21:55:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-06 21:55:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2023-11-06 21:55:21,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:21,386 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 21:55:21,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:21,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454639017] [2023-11-06 21:55:21,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454639017] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:21,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:55:21,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 21:55:21,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343856220] [2023-11-06 21:55:21,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:21,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:55:21,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:21,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:55:21,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:55:21,392 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 21:55:22,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:22,787 INFO L93 Difference]: Finished difference Result 807 states and 1121 transitions. [2023-11-06 21:55:22,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 21:55:22,788 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 21:55:22,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:22,792 INFO L225 Difference]: With dead ends: 807 [2023-11-06 21:55:22,793 INFO L226 Difference]: Without dead ends: 437 [2023-11-06 21:55:22,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-11-06 21:55:22,795 INFO L413 NwaCegarLoop]: 384 mSDtfsCounter, 325 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 950 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2023-11-06 21:55:22,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 1125 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 950 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-06 21:55:22,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2023-11-06 21:55:22,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2023-11-06 21:55:22,829 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 21:55:22,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 595 transitions. [2023-11-06 21:55:22,833 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 595 transitions. Word has length 295 [2023-11-06 21:55:22,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:22,834 INFO L495 AbstractCegarLoop]: Abstraction has 437 states and 595 transitions. [2023-11-06 21:55:22,834 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 21:55:22,834 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 595 transitions. [2023-11-06 21:55:22,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-06 21:55:22,836 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:22,837 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 21:55:22,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-06 21:55:22,837 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:22,837 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:22,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1895086611, now seen corresponding path program 1 times [2023-11-06 21:55:22,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:22,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385415312] [2023-11-06 21:55:22,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:22,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:55:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:55:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:55:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:55:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:55:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:55:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 21:55:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:28,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:28,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 21:55:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:29,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:29,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:29,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:29,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:55:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:29,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:29,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:29,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:29,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 21:55:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 21:55:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 21:55:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 21:55:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 21:55:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 21:55:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 21:55:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-06 21:55:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:30,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:55:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 21:55:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 21:55:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 21:55:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 21:55:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-06 21:55:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-06 21:55:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-11-06 21:55:30,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:30,273 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 21:55:30,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:30,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385415312] [2023-11-06 21:55:30,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385415312] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:55:30,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1018572355] [2023-11-06 21:55:30,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:30,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:30,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:30,276 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:55:30,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-06 21:55:31,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:31,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 3382 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-06 21:55:31,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:31,324 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 21:55:32,086 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 21:55:33,534 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 21:55:33,535 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:55:39,059 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 21:55:39,284 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 21:55:39,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1018572355] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:55:39,284 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 21:55:39,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19, 16] total 47 [2023-11-06 21:55:39,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805537937] [2023-11-06 21:55:39,285 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 21:55:39,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2023-11-06 21:55:39,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:39,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2023-11-06 21:55:39,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=1998, Unknown=2, NotChecked=0, Total=2162 [2023-11-06 21:55:39,292 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 21:55:41,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:55:44,146 WARN L539 Checker$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 21:55:46,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:55:52,568 WARN L539 Checker$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 21:55:54,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:55:56,966 WARN L539 Checker$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 21:55:59,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:56:01,088 WARN L539 Checker$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 21:56:03,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:56:05,124 WARN L539 Checker$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 21:56:07,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:56:09,764 WARN L539 Checker$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 21:56:15,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:56:17,836 WARN L539 Checker$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 21:56:19,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:56:22,801 WARN L539 Checker$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 21:56:24,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:56:26,845 WARN L539 Checker$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 21:56:29,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:56:31,160 WARN L539 Checker$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 21:56:33,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:56:35,446 WARN L539 Checker$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 21:56:37,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:56:39,684 WARN L539 Checker$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 21:56:41,998 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 21:56:46,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:46,241 INFO L93 Difference]: Finished difference Result 960 states and 1318 transitions. [2023-11-06 21:56:46,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-11-06 21:56:46,242 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 21:56:46,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:46,248 INFO L225 Difference]: With dead ends: 960 [2023-11-06 21:56:46,248 INFO L226 Difference]: Without dead ends: 525 [2023-11-06 21:56:46,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 763 GetRequests, 656 SyntacticMatches, 12 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2271 ImplicationChecksByTransitivity, 10.3s TimeCoverageRelationStatistics Valid=843, Invalid=8467, Unknown=2, NotChecked=0, Total=9312 [2023-11-06 21:56:46,256 INFO L413 NwaCegarLoop]: 363 mSDtfsCounter, 449 mSDsluCounter, 5976 mSDsCounter, 0 mSdLazyCounter, 9158 mSolverCounterSat, 228 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.9s 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, 63.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:46,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [464 Valid, 6339 Invalid, 9411 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [228 Valid, 9158 Invalid, 25 Unknown, 0 Unchecked, 63.0s Time] [2023-11-06 21:56:46,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2023-11-06 21:56:46,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 498. [2023-11-06 21:56:46,312 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 21:56:46,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 657 transitions. [2023-11-06 21:56:46,316 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 657 transitions. Word has length 301 [2023-11-06 21:56:46,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:46,317 INFO L495 AbstractCegarLoop]: Abstraction has 498 states and 657 transitions. [2023-11-06 21:56:46,317 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 21:56:46,318 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 657 transitions. [2023-11-06 21:56:46,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-06 21:56:46,321 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:46,321 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 21:56:46,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-11-06 21:56:46,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-06 21:56:46,537 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:46,537 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:46,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1812058729, now seen corresponding path program 1 times [2023-11-06 21:56:46,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:46,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777610274] [2023-11-06 21:56:46,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:46,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:47,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:56:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:47,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:56:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:47,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:47,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:56:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:47,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:56:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:47,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:56:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:47,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:56:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:47,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:56:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:47,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 21:56:48,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 21:56:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:56:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 21:56:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 21:56:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 21:56:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 21:56:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 21:56:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 21:56:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 21:56:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-06 21:56:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:56:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 21:56:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 21:56:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 21:56:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 21:56:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-06 21:56:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-06 21:56:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-11-06 21:56:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:48,569 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 21:56:48,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:56:48,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777610274] [2023-11-06 21:56:48,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777610274] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:56:48,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1314695355] [2023-11-06 21:56:48,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:48,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:48,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:48,572 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:48,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-06 21:56:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:49,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 3372 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-06 21:56:49,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:49,817 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 21:56:50,671 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 21:56:51,989 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 21:56:51,990 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:56:51,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1314695355] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:56:51,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:56:51,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [8] total 24 [2023-11-06 21:56:51,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60564175] [2023-11-06 21:56:51,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:56:51,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-06 21:56:51,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:56:51,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-06 21:56:51,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2023-11-06 21:56:51,996 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 21:56:54,742 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 21:56:56,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:56:59,901 WARN L539 Checker$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 21:57:01,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:57:03,971 WARN L539 Checker$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 21:57:05,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:57:08,022 WARN L539 Checker$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 21:57:10,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:57:12,385 WARN L539 Checker$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 21:57:14,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:57:16,536 WARN L539 Checker$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 21:57:18,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:57:20,641 WARN L539 Checker$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 21:57:22,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:57:24,784 WARN L539 Checker$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 21:57:26,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:57:28,959 WARN L539 Checker$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 21:57:30,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-06 21:57:33,136 WARN L539 Checker$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 21:57:35,152 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 21:57:35,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:35,415 INFO L93 Difference]: Finished difference Result 911 states and 1222 transitions. [2023-11-06 21:57:35,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-06 21:57:35,416 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 21:57:35,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:57:35,421 INFO L225 Difference]: With dead ends: 911 [2023-11-06 21:57:35,421 INFO L226 Difference]: Without dead ends: 495 [2023-11-06 21:57:35,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 359 SyntacticMatches, 11 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=102, Invalid=710, Unknown=0, NotChecked=0, Total=812 [2023-11-06 21:57:35,424 INFO L413 NwaCegarLoop]: 524 mSDtfsCounter, 49 mSDsluCounter, 4369 mSDsCounter, 0 mSdLazyCounter, 979 mSolverCounterSat, 12 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.0s 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, 43.2s IncrementalHoareTripleChecker+Time [2023-11-06 21:57:35,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 4893 Invalid, 1011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 979 Invalid, 20 Unknown, 0 Unchecked, 43.2s Time] [2023-11-06 21:57:35,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2023-11-06 21:57:35,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 495. [2023-11-06 21:57:35,465 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 21:57:35,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 653 transitions. [2023-11-06 21:57:35,468 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 653 transitions. Word has length 301 [2023-11-06 21:57:35,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:57:35,469 INFO L495 AbstractCegarLoop]: Abstraction has 495 states and 653 transitions. [2023-11-06 21:57:35,469 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 21:57:35,470 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 653 transitions. [2023-11-06 21:57:35,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-06 21:57:35,472 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:57:35,472 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 21:57:35,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:35,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:57:35,686 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:57:35,686 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:35,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1114447957, now seen corresponding path program 2 times [2023-11-06 21:57:35,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:35,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120047663] [2023-11-06 21:57:35,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:35,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:57:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 21:57:36,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:57:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 21:57:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 21:57:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 21:57:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 21:57:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 21:57:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:36,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 21:57:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:57:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 21:57:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 21:57:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-06 21:57:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-06 21:57:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-06 21:57:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 21:57:37,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 21:57:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-06 21:57:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:57:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 21:57:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-06 21:57:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-06 21:57:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 21:57:37,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-06 21:57:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-06 21:57:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:57:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2023-11-06 21:57:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:37,398 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 21:57:37,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:57:37,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120047663] [2023-11-06 21:57:37,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120047663] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:57:37,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934909107] [2023-11-06 21:57:37,399 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 21:57:37,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:57:37,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:37,401 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:57:37,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-06 21:57:38,973 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 21:57:38,973 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 21:57:38,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 3367 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-06 21:57:38,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:39,027 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 21:57:39,028 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:57:39,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1934909107] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:57:39,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 21:57:39,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 9 [2023-11-06 21:57:39,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677585378] [2023-11-06 21:57:39,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:57:39,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:57:39,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:57:39,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:57:39,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-06 21:57:39,031 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 21:57:39,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:39,096 INFO L93 Difference]: Finished difference Result 495 states and 653 transitions. [2023-11-06 21:57:39,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 21:57:39,097 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 21:57:39,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:57:39,097 INFO L225 Difference]: With dead ends: 495 [2023-11-06 21:57:39,097 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 21:57:39,100 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 21:57:39,101 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 21:57:39,101 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 21:57:39,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 21:57:39,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 21:57:39,102 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 21:57:39,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 21:57:39,103 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 301 [2023-11-06 21:57:39,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:57:39,103 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 21:57:39,103 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 21:57:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 21:57:39,104 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 21:57:39,106 INFO L805 garLoopResultBuilder]: Registering result SAFE for location aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-11-06 21:57:39,107 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-11-06 21:57:39,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:39,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:57:39,322 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 21:57:40,261 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6882 6887) no Hoare annotation was computed. [2023-11-06 21:57:40,262 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$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_26|) 8) 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 21:57:40,262 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6882 6887) no Hoare annotation was computed. [2023-11-06 21:57:40,262 INFO L899 garLoopResultBuilder]: For program point L6883-1(lines 6883 6885) no Hoare annotation was computed. [2023-11-06 21:57:40,263 INFO L895 garLoopResultBuilder]: At program point L6883(lines 6883 6885) the Hoare annotation is: (or (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_26| Int)) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_26|) 8) 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 21:57:40,263 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitFINAL(lines 5791 5794) no Hoare annotation was computed. [2023-11-06 21:57:40,263 INFO L895 garLoopResultBuilder]: At program point L5793(line 5793) the Hoare annotation is: (or (= 5 aws_atomic_load_ptr_explicit_~memory_order) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32| Int)) (let ((.cse0 (select |#memory_$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 21:57:40,263 INFO L899 garLoopResultBuilder]: For program point L5793-1(line 5793) no Hoare annotation was computed. [2023-11-06 21:57:40,263 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5791 5794) the Hoare annotation is: true [2023-11-06 21:57:40,263 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptr_explicitEXIT(lines 5791 5794) no Hoare annotation was computed. [2023-11-06 21:57:40,264 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2023-11-06 21:57:40,264 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-06 21:57:40,264 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-06 21:57:40,264 INFO L899 garLoopResultBuilder]: For program point L8801-5(line 8801) no Hoare annotation was computed. [2023-11-06 21:57:40,264 INFO L899 garLoopResultBuilder]: For program point L8801-6(lines 8801 8802) no Hoare annotation was computed. [2023-11-06 21:57:40,264 INFO L899 garLoopResultBuilder]: For program point L8801(line 8801) no Hoare annotation was computed. [2023-11-06 21:57:40,264 INFO L899 garLoopResultBuilder]: For program point L8801-2(line 8801) no Hoare annotation was computed. [2023-11-06 21:57:40,264 INFO L899 garLoopResultBuilder]: For program point L8801-3(line 8801) no Hoare annotation was computed. [2023-11-06 21:57:40,264 INFO L899 garLoopResultBuilder]: For program point L8801-8(lines 8801 8802) no Hoare annotation was computed. [2023-11-06 21:57:40,264 INFO L899 garLoopResultBuilder]: For program point L8801-9(lines 8801 8802) no Hoare annotation was computed. [2023-11-06 21:57:40,265 INFO L899 garLoopResultBuilder]: For program point L8801-11(lines 8801 8802) no Hoare annotation was computed. [2023-11-06 21:57:40,265 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8794 8803) the Hoare annotation is: true [2023-11-06 21:57:40,265 INFO L899 garLoopResultBuilder]: For program point s_buf_belongs_to_poolEXIT(lines 8794 8803) no Hoare annotation was computed. [2023-11-06 21:57:40,265 INFO L899 garLoopResultBuilder]: For program point s_buf_belongs_to_poolFINAL(lines 8794 8803) no Hoare annotation was computed. [2023-11-06 21:57:40,265 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrEXIT(lines 6039 6045) no Hoare annotation was computed. [2023-11-06 21:57:40,265 INFO L899 garLoopResultBuilder]: For program point L6044-2(line 6044) no Hoare annotation was computed. [2023-11-06 21:57:40,265 INFO L899 garLoopResultBuilder]: For program point L6044(line 6044) no Hoare annotation was computed. [2023-11-06 21:57:40,265 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6039 6045) the Hoare annotation is: true [2023-11-06 21:57:40,265 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_check_atomic_ptrFINAL(lines 6039 6045) no Hoare annotation was computed. [2023-11-06 21:57:40,265 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptrEXIT(lines 5638 5641) no Hoare annotation was computed. [2023-11-06 21:57:40,266 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5638 5641) the Hoare annotation is: true [2023-11-06 21:57:40,266 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptrFINAL(lines 5638 5641) no Hoare annotation was computed. [2023-11-06 21:57:40,266 INFO L902 garLoopResultBuilder]: At program point L5640(line 5640) the Hoare annotation is: true [2023-11-06 21:57:40,266 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2023-11-06 21:57:40,266 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2023-11-06 21:57:40,266 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 266) the Hoare annotation is: true [2023-11-06 21:57:40,266 INFO L902 garLoopResultBuilder]: At program point L9213(line 9213) the Hoare annotation is: true [2023-11-06 21:57:40,266 INFO L902 garLoopResultBuilder]: At program point L9212(line 9212) the Hoare annotation is: true [2023-11-06 21:57:40,266 INFO L899 garLoopResultBuilder]: For program point L9213-1(line 9213) no Hoare annotation was computed. [2023-11-06 21:57:40,267 INFO L899 garLoopResultBuilder]: For program point L9212-1(line 9212) no Hoare annotation was computed. [2023-11-06 21:57:40,267 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9210 9215) the Hoare annotation is: true [2023-11-06 21:57:40,267 INFO L899 garLoopResultBuilder]: For program point is_front_valid_stateFINAL(lines 9210 9215) no Hoare annotation was computed. [2023-11-06 21:57:40,267 INFO L899 garLoopResultBuilder]: For program point is_front_valid_stateEXIT(lines 9210 9215) no Hoare annotation was computed. [2023-11-06 21:57:40,276 INFO L895 garLoopResultBuilder]: At program point L5809(line 5809) the Hoare annotation is: (or (= 5 aws_atomic_store_ptr_explicit_~memory_order) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_26| Int)) (= (select (select |#memory_$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 21:57:40,276 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitFINAL(lines 5807 5810) no Hoare annotation was computed. [2023-11-06 21:57:40,276 INFO L899 garLoopResultBuilder]: For program point L5809-1(line 5809) no Hoare annotation was computed. [2023-11-06 21:57:40,277 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5807 5810) the Hoare annotation is: true [2023-11-06 21:57:40,277 INFO L899 garLoopResultBuilder]: For program point aws_atomic_store_ptr_explicitEXIT(lines 5807 5810) no Hoare annotation was computed. [2023-11-06 21:57:40,277 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION(line 233) no Hoare annotation was computed. [2023-11-06 21:57:40,277 INFO L899 garLoopResultBuilder]: For program point L5746(lines 5746 5759) no Hoare annotation was computed. [2023-11-06 21:57:40,277 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderEXIT(lines 5745 5760) no Hoare annotation was computed. [2023-11-06 21:57:40,277 INFO L899 garLoopResultBuilder]: For program point aws_atomic_priv_xlate_orderFINAL(lines 5745 5760) no Hoare annotation was computed. [2023-11-06 21:57:40,278 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5745 5760) the Hoare annotation is: true [2023-11-06 21:57:40,278 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2023-11-06 21:57:40,278 INFO L899 garLoopResultBuilder]: For program point L5755(line 5755) no Hoare annotation was computed. [2023-11-06 21:57:40,278 INFO L899 garLoopResultBuilder]: For program point L5757(line 5757) no Hoare annotation was computed. [2023-11-06 21:57:40,278 INFO L899 garLoopResultBuilder]: For program point L5751(line 5751) no Hoare annotation was computed. [2023-11-06 21:57:40,278 INFO L899 garLoopResultBuilder]: For program point L5753(line 5753) no Hoare annotation was computed. [2023-11-06 21:57:40,279 INFO L899 garLoopResultBuilder]: For program point L5747(line 5747) no Hoare annotation was computed. [2023-11-06 21:57:40,279 INFO L899 garLoopResultBuilder]: For program point L5749(line 5749) no Hoare annotation was computed. [2023-11-06 21:57:40,279 INFO L899 garLoopResultBuilder]: For program point L233(line 233) no Hoare annotation was computed. [2023-11-06 21:57:40,279 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptrEXIT(lines 5622 5625) no Hoare annotation was computed. [2023-11-06 21:57:40,279 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5622 5625) the Hoare annotation is: true [2023-11-06 21:57:40,279 INFO L899 garLoopResultBuilder]: For program point L5624-1(line 5624) no Hoare annotation was computed. [2023-11-06 21:57:40,280 INFO L899 garLoopResultBuilder]: For program point aws_atomic_load_ptrFINAL(lines 5622 5625) no Hoare annotation was computed. [2023-11-06 21:57:40,280 INFO L902 garLoopResultBuilder]: At program point L5624(line 5624) the Hoare annotation is: true [2023-11-06 21:57:40,280 INFO L899 garLoopResultBuilder]: For program point L7377-3(line 7377) no Hoare annotation was computed. [2023-11-06 21:57:40,280 INFO L899 garLoopResultBuilder]: For program point L7377-1(line 7377) no Hoare annotation was computed. [2023-11-06 21:57:40,280 INFO L899 garLoopResultBuilder]: For program point L7377(lines 7377 7380) no Hoare annotation was computed. [2023-11-06 21:57:40,280 INFO L899 garLoopResultBuilder]: For program point L7377-7(lines 7377 7380) no Hoare annotation was computed. [2023-11-06 21:57:40,281 INFO L899 garLoopResultBuilder]: For program point L7377-6(lines 7377 7378) no Hoare annotation was computed. [2023-11-06 21:57:40,281 INFO L899 garLoopResultBuilder]: For program point L7377-4(lines 7377 7378) no Hoare annotation was computed. [2023-11-06 21:57:40,281 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7375 7381) the Hoare annotation is: true [2023-11-06 21:57:40,281 INFO L899 garLoopResultBuilder]: For program point L7377-11(lines 7377 7380) no Hoare annotation was computed. [2023-11-06 21:57:40,281 INFO L899 garLoopResultBuilder]: For program point L7377-9(lines 7377 7380) no Hoare annotation was computed. [2023-11-06 21:57:40,281 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_is_validFINAL(lines 7375 7381) no Hoare annotation was computed. [2023-11-06 21:57:40,282 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_is_validEXIT(lines 7375 7381) no Hoare annotation was computed. [2023-11-06 21:57:40,282 INFO L899 garLoopResultBuilder]: For program point L7380-2(line 7380) no Hoare annotation was computed. [2023-11-06 21:57:40,282 INFO L899 garLoopResultBuilder]: For program point L7380(line 7380) no Hoare annotation was computed. [2023-11-06 21:57:40,282 INFO L899 garLoopResultBuilder]: For program point L7380-6(line 7380) no Hoare annotation was computed. [2023-11-06 21:57:40,282 INFO L899 garLoopResultBuilder]: For program point L7380-4(line 7380) no Hoare annotation was computed. [2023-11-06 21:57:40,282 INFO L899 garLoopResultBuilder]: For program point L7380-3(line 7380) no Hoare annotation was computed. [2023-11-06 21:57:40,283 INFO L899 garLoopResultBuilder]: For program point L7380-8(line 7380) no Hoare annotation was computed. [2023-11-06 21:57:40,283 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-06 21:57:40,283 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-06 21:57:40,283 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-06 21:57:40,283 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-06 21:57:40,284 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: true [2023-11-06 21:57:40,284 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2023-11-06 21:57:40,284 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-06 21:57:40,285 INFO L899 garLoopResultBuilder]: For program point L7317(lines 7317 7319) no Hoare annotation was computed. [2023-11-06 21:57:40,285 INFO L899 garLoopResultBuilder]: For program point L6076-2(line 6076) no Hoare annotation was computed. [2023-11-06 21:57:40,285 INFO L899 garLoopResultBuilder]: For program point L6076(line 6076) no Hoare annotation was computed. [2023-11-06 21:57:40,285 INFO L899 garLoopResultBuilder]: For program point L6072-1(line 6072) no Hoare annotation was computed. [2023-11-06 21:57:40,287 INFO L895 garLoopResultBuilder]: At program point L6072(line 6072) the Hoare annotation is: (let ((.cse2 (select |#memory_$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$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32|))) (let ((.cse6 (select .cse5 8))) (or (not (= (select .cse5 32) .cse6)) (= .cse6 0))))) (and .cse0 .cse1 .cse3 .cse4 (= aws_ring_buffer_is_valid_~tail~1.base 0)) (<= |#StackHeapBarrier| 0)))) [2023-11-06 21:57:40,287 INFO L895 garLoopResultBuilder]: At program point L6066(line 6066) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32| Int)) (let ((.cse0 (select |#memory_$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 21:57:40,288 INFO L899 garLoopResultBuilder]: For program point L6066-1(line 6066) no Hoare annotation was computed. [2023-11-06 21:57:40,288 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6062 6081) the Hoare annotation is: true [2023-11-06 21:57:40,288 INFO L899 garLoopResultBuilder]: For program point L6077-3(line 6077) no Hoare annotation was computed. [2023-11-06 21:57:40,288 INFO L899 garLoopResultBuilder]: For program point L6077(line 6077) no Hoare annotation was computed. [2023-11-06 21:57:40,288 INFO L899 garLoopResultBuilder]: For program point L6077-1(line 6077) no Hoare annotation was computed. [2023-11-06 21:57:40,288 INFO L899 garLoopResultBuilder]: For program point L6077-6(lines 6077 6080) no Hoare annotation was computed. [2023-11-06 21:57:40,288 INFO L899 garLoopResultBuilder]: For program point L6077-5(line 6077) no Hoare annotation was computed. [2023-11-06 21:57:40,288 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_is_validEXIT(lines 6062 6081) no Hoare annotation was computed. [2023-11-06 21:57:40,288 INFO L895 garLoopResultBuilder]: At program point L6069(line 6069) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~head~1.base 0) (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|) (= aws_ring_buffer_is_valid_~tail~1.base 0)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32| Int)) (let ((.cse0 (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32|))) (let ((.cse1 (select .cse0 8))) (or (not (= (select .cse0 32) .cse1)) (= .cse1 0))))) (<= |#StackHeapBarrier| 0)) [2023-11-06 21:57:40,289 INFO L899 garLoopResultBuilder]: For program point L6077-8(lines 6077 6080) no Hoare annotation was computed. [2023-11-06 21:57:40,289 INFO L899 garLoopResultBuilder]: For program point L6069-1(line 6069) no Hoare annotation was computed. [2023-11-06 21:57:40,289 INFO L895 garLoopResultBuilder]: At program point L6065(line 6065) the Hoare annotation is: (or (and (= aws_ring_buffer_is_valid_~ring_buf.base |aws_ring_buffer_is_valid_#in~ring_buf.base|) (= aws_ring_buffer_is_valid_~ring_buf.offset |aws_ring_buffer_is_valid_#in~ring_buf.offset|)) (forall ((|v_ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base_BEFORE_CALL_32| Int)) (let ((.cse0 (select |#memory_$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 21:57:40,289 INFO L899 garLoopResultBuilder]: For program point L6065-1(line 6065) no Hoare annotation was computed. [2023-11-06 21:57:40,289 INFO L899 garLoopResultBuilder]: For program point aws_ring_buffer_is_validFINAL(lines 6062 6081) no Hoare annotation was computed. [2023-11-06 21:57:40,289 INFO L899 garLoopResultBuilder]: For program point L8219-1(line 8219) no Hoare annotation was computed. [2023-11-06 21:57:40,289 INFO L902 garLoopResultBuilder]: At program point L8219(line 8219) the Hoare annotation is: true [2023-11-06 21:57:40,289 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8218 8232) the Hoare annotation is: true [2023-11-06 21:57:40,290 INFO L902 garLoopResultBuilder]: At program point L8230(line 8230) the Hoare annotation is: true [2023-11-06 21:57:40,290 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_from_empty_arrayFINAL(lines 8218 8232) no Hoare annotation was computed. [2023-11-06 21:57:40,290 INFO L899 garLoopResultBuilder]: For program point L8230-2(line 8230) no Hoare annotation was computed. [2023-11-06 21:57:40,290 INFO L899 garLoopResultBuilder]: For program point aws_byte_buf_from_empty_arrayEXIT(lines 8218 8232) no Hoare annotation was computed. [2023-11-06 21:57:40,290 INFO L902 garLoopResultBuilder]: At program point L8230-1(line 8230) the Hoare annotation is: true [2023-11-06 21:57:40,290 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6889 6891) no Hoare annotation was computed. [2023-11-06 21:57:40,291 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6889 6891) the Hoare annotation is: true [2023-11-06 21:57:40,291 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6889 6891) no Hoare annotation was computed. [2023-11-06 21:57:40,291 INFO L899 garLoopResultBuilder]: For program point is_middle_valid_stateFINAL(lines 9221 9226) no Hoare annotation was computed. [2023-11-06 21:57:40,291 INFO L899 garLoopResultBuilder]: For program point is_middle_valid_stateEXIT(lines 9221 9226) no Hoare annotation was computed. [2023-11-06 21:57:40,291 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9221 9226) the Hoare annotation is: true [2023-11-06 21:57:40,291 INFO L902 garLoopResultBuilder]: At program point L9224(line 9224) the Hoare annotation is: true [2023-11-06 21:57:40,292 INFO L902 garLoopResultBuilder]: At program point L9223(line 9223) the Hoare annotation is: true [2023-11-06 21:57:40,292 INFO L899 garLoopResultBuilder]: For program point L9224-1(line 9224) no Hoare annotation was computed. [2023-11-06 21:57:40,292 INFO L899 garLoopResultBuilder]: For program point L9223-1(line 9223) no Hoare annotation was computed. [2023-11-06 21:57:40,292 INFO L895 garLoopResultBuilder]: At program point L8673(line 8673) the Hoare annotation is: false [2023-11-06 21:57:40,292 INFO L895 garLoopResultBuilder]: At program point L8673-1(line 8673) the Hoare annotation is: false [2023-11-06 21:57:40,292 INFO L899 garLoopResultBuilder]: For program point L8673-2(line 8673) no Hoare annotation was computed. [2023-11-06 21:57:40,293 INFO L895 garLoopResultBuilder]: At program point L8822-1(line 8822) the Hoare annotation is: false [2023-11-06 21:57:40,293 INFO L899 garLoopResultBuilder]: For program point L8822-2(line 8822) no Hoare annotation was computed. [2023-11-06 21:57:40,293 INFO L895 garLoopResultBuilder]: At program point L9268(line 9268) the Hoare annotation is: false [2023-11-06 21:57:40,293 INFO L899 garLoopResultBuilder]: For program point L9268-1(line 9268) no Hoare annotation was computed. [2023-11-06 21:57:40,293 INFO L895 garLoopResultBuilder]: At program point L9202(line 9202) the Hoare annotation is: false [2023-11-06 21:57:40,293 INFO L895 garLoopResultBuilder]: At program point L8822(line 8822) the Hoare annotation is: false [2023-11-06 21:57:40,293 INFO L899 garLoopResultBuilder]: For program point L6609(lines 6609 6614) no Hoare annotation was computed. [2023-11-06 21:57:40,294 INFO L899 garLoopResultBuilder]: For program point L9202-1(line 9202) no Hoare annotation was computed. [2023-11-06 21:57:40,294 INFO L895 garLoopResultBuilder]: At program point L9285(line 9285) the Hoare annotation is: false [2023-11-06 21:57:40,294 INFO L899 garLoopResultBuilder]: For program point L9285-1(line 9285) no Hoare annotation was computed. [2023-11-06 21:57:40,294 INFO L899 garLoopResultBuilder]: For program point L8641(lines 8641 8645) no Hoare annotation was computed. [2023-11-06 21:57:40,294 INFO L899 garLoopResultBuilder]: For program point L8823-2(line 8823) no Hoare annotation was computed. [2023-11-06 21:57:40,294 INFO L899 garLoopResultBuilder]: For program point L9269(lines 9269 9275) no Hoare annotation was computed. [2023-11-06 21:57:40,294 INFO L895 garLoopResultBuilder]: At program point L6610(line 6610) the Hoare annotation is: false [2023-11-06 21:57:40,295 INFO L895 garLoopResultBuilder]: At program point L8823(line 8823) the Hoare annotation is: false [2023-11-06 21:57:40,295 INFO L895 garLoopResultBuilder]: At program point aws_ring_buffer_acquire_returnLabel#1(lines 8627 8689) the Hoare annotation is: false [2023-11-06 21:57:40,295 INFO L895 garLoopResultBuilder]: At program point L8823-1(line 8823) the Hoare annotation is: false [2023-11-06 21:57:40,295 INFO L899 garLoopResultBuilder]: For program point L6610-3(lines 6610 6612) no Hoare annotation was computed. [2023-11-06 21:57:40,295 INFO L899 garLoopResultBuilder]: For program point L6610-1(lines 6610 6612) no Hoare annotation was computed. [2023-11-06 21:57:40,295 INFO L899 garLoopResultBuilder]: For program point L9286-1(line 9286) no Hoare annotation was computed. [2023-11-06 21:57:40,295 INFO L895 garLoopResultBuilder]: At program point L8642(line 8642) the Hoare annotation is: false [2023-11-06 21:57:40,295 INFO L895 garLoopResultBuilder]: At program point L9286(line 9286) the Hoare annotation is: false [2023-11-06 21:57:40,296 INFO L895 garLoopResultBuilder]: At program point L8642-1(line 8642) the Hoare annotation is: false [2023-11-06 21:57:40,296 INFO L899 garLoopResultBuilder]: For program point L8642-2(line 8642) no Hoare annotation was computed. [2023-11-06 21:57:40,296 INFO L899 garLoopResultBuilder]: For program point L9270-1(line 9270) no Hoare annotation was computed. [2023-11-06 21:57:40,296 INFO L899 garLoopResultBuilder]: For program point L8659(lines 8659 8665) no Hoare annotation was computed. [2023-11-06 21:57:40,296 INFO L895 garLoopResultBuilder]: At program point L9270(line 9270) the Hoare annotation is: false [2023-11-06 21:57:40,296 INFO L895 garLoopResultBuilder]: At program point L8643(line 8643) the Hoare annotation is: false [2023-11-06 21:57:40,296 INFO L895 garLoopResultBuilder]: At program point L8643-1(line 8643) the Hoare annotation is: false [2023-11-06 21:57:40,296 INFO L895 garLoopResultBuilder]: At program point L9287(line 9287) the Hoare annotation is: false [2023-11-06 21:57:40,296 INFO L899 garLoopResultBuilder]: For program point L9287-1(line 9287) no Hoare annotation was computed. [2023-11-06 21:57:40,297 INFO L899 garLoopResultBuilder]: For program point L8643-2(line 8643) no Hoare annotation was computed. [2023-11-06 21:57:40,297 INFO L895 garLoopResultBuilder]: At program point L8660(line 8660) the Hoare annotation is: false [2023-11-06 21:57:40,297 INFO L895 garLoopResultBuilder]: At program point L8660-1(line 8660) the Hoare annotation is: false [2023-11-06 21:57:40,297 INFO L899 garLoopResultBuilder]: For program point L8660-2(line 8660) no Hoare annotation was computed. [2023-11-06 21:57:40,297 INFO L899 garLoopResultBuilder]: For program point L6612-1(line 6612) no Hoare annotation was computed. [2023-11-06 21:57:40,297 INFO L895 garLoopResultBuilder]: At program point L6612(line 6612) the Hoare annotation is: false [2023-11-06 21:57:40,298 INFO L895 garLoopResultBuilder]: At program point L9271(line 9271) the Hoare annotation is: false [2023-11-06 21:57:40,298 INFO L899 garLoopResultBuilder]: For program point L9271-1(line 9271) no Hoare annotation was computed. [2023-11-06 21:57:40,298 INFO L895 garLoopResultBuilder]: At program point L8660-3(line 8660) the Hoare annotation is: false [2023-11-06 21:57:40,298 INFO L895 garLoopResultBuilder]: At program point L8660-4(line 8660) the Hoare annotation is: false [2023-11-06 21:57:40,298 INFO L899 garLoopResultBuilder]: For program point L8677(lines 8677 8683) no Hoare annotation was computed. [2023-11-06 21:57:40,298 INFO L895 garLoopResultBuilder]: At program point L8644(line 8644) the Hoare annotation is: false [2023-11-06 21:57:40,298 INFO L899 garLoopResultBuilder]: For program point L8644-1(line 8644) no Hoare annotation was computed. [2023-11-06 21:57:40,298 INFO L895 garLoopResultBuilder]: At program point L9288(line 9288) the Hoare annotation is: false [2023-11-06 21:57:40,299 INFO L899 garLoopResultBuilder]: For program point L9288-1(line 9288) no Hoare annotation was computed. [2023-11-06 21:57:40,299 INFO L899 garLoopResultBuilder]: For program point L8661(line 8661) no Hoare annotation was computed. [2023-11-06 21:57:40,299 INFO L895 garLoopResultBuilder]: At program point L8628(line 8628) the Hoare annotation is: false [2023-11-06 21:57:40,299 INFO L895 garLoopResultBuilder]: At program point L8628-1(line 8628) the Hoare annotation is: false [2023-11-06 21:57:40,299 INFO L899 garLoopResultBuilder]: For program point L8628-2(line 8628) no Hoare annotation was computed. [2023-11-06 21:57:40,299 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2023-11-06 21:57:40,299 INFO L899 garLoopResultBuilder]: For program point L9239(lines 9239 9289) no Hoare annotation was computed. [2023-11-06 21:57:40,300 INFO L895 garLoopResultBuilder]: At program point L6613(line 6613) the Hoare annotation is: false [2023-11-06 21:57:40,300 INFO L895 garLoopResultBuilder]: At program point L8678-1(line 8678) the Hoare annotation is: false [2023-11-06 21:57:40,300 INFO L899 garLoopResultBuilder]: For program point L8678-2(line 8678) no Hoare annotation was computed. [2023-11-06 21:57:40,300 INFO L895 garLoopResultBuilder]: At program point L8678-3(line 8678) the Hoare annotation is: false [2023-11-06 21:57:40,300 INFO L899 garLoopResultBuilder]: For program point L8678-4(line 8678) no Hoare annotation was computed. [2023-11-06 21:57:40,300 INFO L895 garLoopResultBuilder]: At program point L8678(line 8678) the Hoare annotation is: false [2023-11-06 21:57:40,301 INFO L895 garLoopResultBuilder]: At program point aws_ring_buffer_is_empty_returnLabel#1(lines 6050 6056) the Hoare annotation is: false [2023-11-06 21:57:40,301 INFO L895 garLoopResultBuilder]: At program point L8629(line 8629) the Hoare annotation is: false [2023-11-06 21:57:40,301 INFO L895 garLoopResultBuilder]: At program point L8662-1(line 8662) the Hoare annotation is: false [2023-11-06 21:57:40,301 INFO L895 garLoopResultBuilder]: At program point L8629-1(line 8629) the Hoare annotation is: false [2023-11-06 21:57:40,301 INFO L899 garLoopResultBuilder]: For program point L8662-2(line 8662) no Hoare annotation was computed. [2023-11-06 21:57:40,301 INFO L899 garLoopResultBuilder]: For program point L8629-2(line 8629) no Hoare annotation was computed. [2023-11-06 21:57:40,302 INFO L899 garLoopResultBuilder]: For program point L7192(lines 7192 7204) no Hoare annotation was computed. [2023-11-06 21:57:40,302 INFO L895 garLoopResultBuilder]: At program point L9273(line 9273) the Hoare annotation is: false [2023-11-06 21:57:40,302 INFO L899 garLoopResultBuilder]: For program point L9273-1(line 9273) no Hoare annotation was computed. [2023-11-06 21:57:40,302 INFO L895 garLoopResultBuilder]: At program point L8662(line 8662) the Hoare annotation is: false [2023-11-06 21:57:40,302 INFO L895 garLoopResultBuilder]: At program point L8646-1(line 8646) the Hoare annotation is: false [2023-11-06 21:57:40,302 INFO L899 garLoopResultBuilder]: For program point L8646-2(line 8646) no Hoare annotation was computed. [2023-11-06 21:57:40,302 INFO L895 garLoopResultBuilder]: At program point L8646-3(line 8646) the Hoare annotation is: false [2023-11-06 21:57:40,303 INFO L899 garLoopResultBuilder]: For program point L8646-4(line 8646) no Hoare annotation was computed. [2023-11-06 21:57:40,303 INFO L895 garLoopResultBuilder]: At program point L8679(line 8679) the Hoare annotation is: false [2023-11-06 21:57:40,303 INFO L895 garLoopResultBuilder]: At program point L6053(line 6053) the Hoare annotation is: false [2023-11-06 21:57:40,303 INFO L895 garLoopResultBuilder]: At program point L8646(line 8646) the Hoare annotation is: false [2023-11-06 21:57:40,303 INFO L899 garLoopResultBuilder]: For program point L8679-1(line 8679) no Hoare annotation was computed. [2023-11-06 21:57:40,303 INFO L899 garLoopResultBuilder]: For program point L6053-1(line 6053) no Hoare annotation was computed. [2023-11-06 21:57:40,303 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 21:57:40,303 INFO L895 garLoopResultBuilder]: At program point L9274(line 9274) the Hoare annotation is: false [2023-11-06 21:57:40,303 INFO L895 garLoopResultBuilder]: At program point L8630-1(line 8630) the Hoare annotation is: false [2023-11-06 21:57:40,303 INFO L899 garLoopResultBuilder]: For program point L8663-2(line 8663) no Hoare annotation was computed. [2023-11-06 21:57:40,303 INFO L899 garLoopResultBuilder]: For program point L8630-2(line 8630) no Hoare annotation was computed. [2023-11-06 21:57:40,304 INFO L899 garLoopResultBuilder]: For program point L8630-4(line 8630) no Hoare annotation was computed. [2023-11-06 21:57:40,304 INFO L899 garLoopResultBuilder]: For program point L9274-1(lines 9269 9275) no Hoare annotation was computed. [2023-11-06 21:57:40,304 INFO L895 garLoopResultBuilder]: At program point L8663(line 8663) the Hoare annotation is: false [2023-11-06 21:57:40,304 INFO L895 garLoopResultBuilder]: At program point L8663-1(line 8663) the Hoare annotation is: false [2023-11-06 21:57:40,304 INFO L895 garLoopResultBuilder]: At program point L9258(line 9258) the Hoare annotation is: false [2023-11-06 21:57:40,304 INFO L895 garLoopResultBuilder]: At program point L8630-5(line 8630) the Hoare annotation is: false [2023-11-06 21:57:40,304 INFO L899 garLoopResultBuilder]: For program point L8630-6(line 8630) no Hoare annotation was computed. [2023-11-06 21:57:40,304 INFO L899 garLoopResultBuilder]: For program point L8647-2(line 8647) no Hoare annotation was computed. [2023-11-06 21:57:40,304 INFO L895 garLoopResultBuilder]: At program point L8647-3(line 8647) the Hoare annotation is: false [2023-11-06 21:57:40,304 INFO L895 garLoopResultBuilder]: At program point L6054(line 6054) the Hoare annotation is: false [2023-11-06 21:57:40,304 INFO L899 garLoopResultBuilder]: For program point L8647-4(line 8647) no Hoare annotation was computed. [2023-11-06 21:57:40,305 INFO L899 garLoopResultBuilder]: For program point L9258-1(line 9258) no Hoare annotation was computed. [2023-11-06 21:57:40,305 INFO L895 garLoopResultBuilder]: At program point L8680(line 8680) the Hoare annotation is: false [2023-11-06 21:57:40,305 INFO L895 garLoopResultBuilder]: At program point L8647(line 8647) the Hoare annotation is: false [2023-11-06 21:57:40,305 INFO L895 garLoopResultBuilder]: At program point L8680-1(line 8680) the Hoare annotation is: false [2023-11-06 21:57:40,305 INFO L899 garLoopResultBuilder]: For program point L6054-1(line 6054) no Hoare annotation was computed. [2023-11-06 21:57:40,305 INFO L895 garLoopResultBuilder]: At program point L8647-1(line 8647) the Hoare annotation is: false [2023-11-06 21:57:40,305 INFO L899 garLoopResultBuilder]: For program point L8680-2(line 8680) no Hoare annotation was computed. [2023-11-06 21:57:40,305 INFO L899 garLoopResultBuilder]: For program point L6616(lines 6616 6626) no Hoare annotation was computed. [2023-11-06 21:57:40,305 INFO L895 garLoopResultBuilder]: At program point L9259(line 9259) the Hoare annotation is: false [2023-11-06 21:57:40,305 INFO L899 garLoopResultBuilder]: For program point L9259-1(line 9259) no Hoare annotation was computed. [2023-11-06 21:57:40,305 INFO L895 garLoopResultBuilder]: At program point L8681(line 8681) the Hoare annotation is: false [2023-11-06 21:57:40,306 INFO L895 garLoopResultBuilder]: At program point L8648(line 8648) the Hoare annotation is: false [2023-11-06 21:57:40,306 INFO L895 garLoopResultBuilder]: At program point L8681-1(line 8681) the Hoare annotation is: false [2023-11-06 21:57:40,306 INFO L899 garLoopResultBuilder]: For program point L8648-1(line 8648) no Hoare annotation was computed. [2023-11-06 21:57:40,306 INFO L899 garLoopResultBuilder]: For program point L8681-2(line 8681) no Hoare annotation was computed. [2023-11-06 21:57:40,306 INFO L899 garLoopResultBuilder]: For program point L9276(line 9276) no Hoare annotation was computed. [2023-11-06 21:57:40,306 INFO L895 garLoopResultBuilder]: At program point L9276-2(line 9276) the Hoare annotation is: false [2023-11-06 21:57:40,306 INFO L899 garLoopResultBuilder]: For program point L6617-1(line 6617) no Hoare annotation was computed. [2023-11-06 21:57:40,306 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 21:57:40,306 INFO L899 garLoopResultBuilder]: For program point L9276-3(line 9276) no Hoare annotation was computed. [2023-11-06 21:57:40,307 INFO L895 garLoopResultBuilder]: At program point L9276-4(line 9276) the Hoare annotation is: false [2023-11-06 21:57:40,307 INFO L899 garLoopResultBuilder]: For program point L9276-5(line 9276) no Hoare annotation was computed. [2023-11-06 21:57:40,307 INFO L895 garLoopResultBuilder]: At program point L9260(line 9260) the Hoare annotation is: false [2023-11-06 21:57:40,307 INFO L899 garLoopResultBuilder]: For program point L9260-1(line 9260) no Hoare annotation was computed. [2023-11-06 21:57:40,307 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(line 9290) the Hoare annotation is: true [2023-11-06 21:57:40,307 INFO L895 garLoopResultBuilder]: At program point L8649(line 8649) the Hoare annotation is: false [2023-11-06 21:57:40,308 INFO L895 garLoopResultBuilder]: At program point L8649-1(line 8649) the Hoare annotation is: false [2023-11-06 21:57:40,308 INFO L899 garLoopResultBuilder]: For program point L8649-2(line 8649) no Hoare annotation was computed. [2023-11-06 21:57:40,308 INFO L895 garLoopResultBuilder]: At program point L9277(line 9277) the Hoare annotation is: false [2023-11-06 21:57:40,308 INFO L899 garLoopResultBuilder]: For program point L9277-1(line 9277) no Hoare annotation was computed. [2023-11-06 21:57:40,308 INFO L899 garLoopResultBuilder]: For program point L9277-2(line 9277) no Hoare annotation was computed. [2023-11-06 21:57:40,308 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 21:57:40,309 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 21:57:40,309 INFO L899 garLoopResultBuilder]: For program point L7196-1(lines 7195 7204) no Hoare annotation was computed. [2023-11-06 21:57:40,309 INFO L895 garLoopResultBuilder]: At program point L7196(line 7196) the Hoare annotation is: false [2023-11-06 21:57:40,309 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 21:57:40,309 INFO L899 garLoopResultBuilder]: For program point L6618-1(line 6618) no Hoare annotation was computed. [2023-11-06 21:57:40,310 INFO L895 garLoopResultBuilder]: At program point L9277-4(line 9277) the Hoare annotation is: false [2023-11-06 21:57:40,310 INFO L899 garLoopResultBuilder]: For program point L9277-5(line 9277) no Hoare annotation was computed. [2023-11-06 21:57:40,310 INFO L895 garLoopResultBuilder]: At program point L9277-6(line 9277) the Hoare annotation is: false [2023-11-06 21:57:40,310 INFO L899 garLoopResultBuilder]: For program point L9277-7(line 9277) no Hoare annotation was computed. [2023-11-06 21:57:40,310 INFO L895 garLoopResultBuilder]: At program point L9261(line 9261) the Hoare annotation is: false [2023-11-06 21:57:40,310 INFO L899 garLoopResultBuilder]: For program point L9261-1(line 9261) no Hoare annotation was computed. [2023-11-06 21:57:40,311 INFO L895 garLoopResultBuilder]: At program point L8650(line 8650) the Hoare annotation is: false [2023-11-06 21:57:40,311 INFO L895 garLoopResultBuilder]: At program point L8650-1(line 8650) the Hoare annotation is: false [2023-11-06 21:57:40,311 INFO L899 garLoopResultBuilder]: For program point L8650-2(line 8650) no Hoare annotation was computed. [2023-11-06 21:57:40,311 INFO L899 garLoopResultBuilder]: For program point L9278-1(line 9278) no Hoare annotation was computed. [2023-11-06 21:57:40,311 INFO L899 garLoopResultBuilder]: For program point L9278-2(line 9278) no Hoare annotation was computed. [2023-11-06 21:57:40,311 INFO L899 garLoopResultBuilder]: For program point L8667(lines 8667 8684) no Hoare annotation was computed. [2023-11-06 21:57:40,311 INFO L895 garLoopResultBuilder]: At program point L8634(line 8634) the Hoare annotation is: false [2023-11-06 21:57:40,312 INFO L895 garLoopResultBuilder]: At program point L9278-4(line 9278) the Hoare annotation is: false [2023-11-06 21:57:40,312 INFO L899 garLoopResultBuilder]: For program point L6619-1(line 6619) no Hoare annotation was computed. [2023-11-06 21:57:40,312 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 21:57:40,312 INFO L895 garLoopResultBuilder]: At program point L9278(line 9278) the Hoare annotation is: false [2023-11-06 21:57:40,312 INFO L899 garLoopResultBuilder]: For program point L9278-9(line 9278) no Hoare annotation was computed. [2023-11-06 21:57:40,312 INFO L899 garLoopResultBuilder]: For program point L9278-10(line 9278) no Hoare annotation was computed. [2023-11-06 21:57:40,312 INFO L895 garLoopResultBuilder]: At program point L9278-11(line 9278) the Hoare annotation is: false [2023-11-06 21:57:40,312 INFO L899 garLoopResultBuilder]: For program point L9278-12(line 9278) no Hoare annotation was computed. [2023-11-06 21:57:40,312 INFO L899 garLoopResultBuilder]: For program point L8634-1(line 8634) no Hoare annotation was computed. [2023-11-06 21:57:40,312 INFO L895 garLoopResultBuilder]: At program point L8667-2(lines 8656 8684) the Hoare annotation is: false [2023-11-06 21:57:40,313 INFO L899 garLoopResultBuilder]: For program point L9278-5(line 9278) no Hoare annotation was computed. [2023-11-06 21:57:40,313 INFO L895 garLoopResultBuilder]: At program point L8634-2(line 8634) the Hoare annotation is: false [2023-11-06 21:57:40,313 INFO L899 garLoopResultBuilder]: For program point L9278-6(line 9278) no Hoare annotation was computed. [2023-11-06 21:57:40,313 INFO L895 garLoopResultBuilder]: At program point L8634-3(line 8634) the Hoare annotation is: false [2023-11-06 21:57:40,313 INFO L899 garLoopResultBuilder]: For program point L8634-4(line 8634) no Hoare annotation was computed. [2023-11-06 21:57:40,313 INFO L895 garLoopResultBuilder]: At program point is_empty_state_returnLabel#1(lines 9199 9204) the Hoare annotation is: false [2023-11-06 21:57:40,313 INFO L895 garLoopResultBuilder]: At program point L9278-8(line 9278) the Hoare annotation is: false [2023-11-06 21:57:40,313 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 21:57:40,313 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2023-11-06 21:57:40,313 INFO L895 garLoopResultBuilder]: At program point L8635(line 8635) the Hoare annotation is: false [2023-11-06 21:57:40,313 INFO L899 garLoopResultBuilder]: For program point L8635-1(line 8635) no Hoare annotation was computed. [2023-11-06 21:57:40,314 INFO L899 garLoopResultBuilder]: For program point L6620-1(line 6620) no Hoare annotation was computed. [2023-11-06 21:57:40,314 INFO L895 garLoopResultBuilder]: At program point L6620(line 6620) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$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 21:57:40,314 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2023-11-06 21:57:40,314 INFO L895 garLoopResultBuilder]: At program point L8635-2(line 8635) the Hoare annotation is: false [2023-11-06 21:57:40,314 INFO L895 garLoopResultBuilder]: At program point L8635-3(line 8635) the Hoare annotation is: false [2023-11-06 21:57:40,314 INFO L899 garLoopResultBuilder]: For program point L8635-4(line 8635) no Hoare annotation was computed. [2023-11-06 21:57:40,314 INFO L895 garLoopResultBuilder]: At program point L9263-2(lines 9263 9284) the Hoare annotation is: false [2023-11-06 21:57:40,314 INFO L895 garLoopResultBuilder]: At program point L8817(line 8817) the Hoare annotation is: false [2023-11-06 21:57:40,314 INFO L895 garLoopResultBuilder]: At program point L8817-1(line 8817) the Hoare annotation is: false [2023-11-06 21:57:40,314 INFO L899 garLoopResultBuilder]: For program point L9263(lines 9263 9284) no Hoare annotation was computed. [2023-11-06 21:57:40,314 INFO L899 garLoopResultBuilder]: For program point L8817-2(line 8817) no Hoare annotation was computed. [2023-11-06 21:57:40,315 INFO L899 garLoopResultBuilder]: For program point L8669(lines 8669 8675) no Hoare annotation was computed. [2023-11-06 21:57:40,315 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2023-11-06 21:57:40,315 INFO L895 garLoopResultBuilder]: At program point L9280-4(line 9280) the Hoare annotation is: false [2023-11-06 21:57:40,315 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2023-11-06 21:57:40,315 INFO L899 garLoopResultBuilder]: For program point L9280-5(line 9280) no Hoare annotation was computed. [2023-11-06 21:57:40,315 INFO L895 garLoopResultBuilder]: At program point L9280-6(line 9280) the Hoare annotation is: false [2023-11-06 21:57:40,315 INFO L895 garLoopResultBuilder]: At program point L9280(line 9280) the Hoare annotation is: false [2023-11-06 21:57:40,315 INFO L895 garLoopResultBuilder]: At program point L6621-1(line 6621) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) 8) 0)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.offset| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base| |ULTIMATE.start_ensure_ring_buffer_has_allocated_members_~ring_buf#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)) [2023-11-06 21:57:40,316 INFO L899 garLoopResultBuilder]: For program point L9280-1(line 9280) no Hoare annotation was computed. [2023-11-06 21:57:40,316 INFO L895 garLoopResultBuilder]: At program point L6621(line 6621) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$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 21:57:40,316 INFO L899 garLoopResultBuilder]: For program point L9280-2(line 9280) no Hoare annotation was computed. [2023-11-06 21:57:40,316 INFO L895 garLoopResultBuilder]: At program point L8818(line 8818) the Hoare annotation is: false [2023-11-06 21:57:40,316 INFO L899 garLoopResultBuilder]: For program point L9280-7(line 9280) no Hoare annotation was computed. [2023-11-06 21:57:40,316 INFO L899 garLoopResultBuilder]: For program point L8686-1(line 8686) no Hoare annotation was computed. [2023-11-06 21:57:40,316 INFO L895 garLoopResultBuilder]: At program point L8818-1(line 8818) the Hoare annotation is: false [2023-11-06 21:57:40,316 INFO L895 garLoopResultBuilder]: At program point L9264(line 9264) the Hoare annotation is: false [2023-11-06 21:57:40,316 INFO L899 garLoopResultBuilder]: For program point L8818-2(line 8818) no Hoare annotation was computed. [2023-11-06 21:57:40,316 INFO L895 garLoopResultBuilder]: At program point L9264-1(line 9264) the Hoare annotation is: false [2023-11-06 21:57:40,317 INFO L895 garLoopResultBuilder]: At program point L8686(line 8686) the Hoare annotation is: false [2023-11-06 21:57:40,317 INFO L899 garLoopResultBuilder]: For program point L9264-2(line 9264) no Hoare annotation was computed. [2023-11-06 21:57:40,317 INFO L899 garLoopResultBuilder]: For program point L6622(line 6622) no Hoare annotation was computed. [2023-11-06 21:57:40,317 INFO L895 garLoopResultBuilder]: At program point L8670-1(line 8670) the Hoare annotation is: false [2023-11-06 21:57:40,317 INFO L899 garLoopResultBuilder]: For program point L9281-4(line 9281) no Hoare annotation was computed. [2023-11-06 21:57:40,317 INFO L899 garLoopResultBuilder]: For program point L8670-2(line 8670) no Hoare annotation was computed. [2023-11-06 21:57:40,317 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2023-11-06 21:57:40,317 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 21:57:40,317 INFO L895 garLoopResultBuilder]: At program point L8670-3(line 8670) the Hoare annotation is: false [2023-11-06 21:57:40,317 INFO L895 garLoopResultBuilder]: At program point L9281-6(line 9281) the Hoare annotation is: false [2023-11-06 21:57:40,317 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2023-11-06 21:57:40,317 INFO L895 garLoopResultBuilder]: At program point L8670-4(line 8670) the Hoare annotation is: false [2023-11-06 21:57:40,318 INFO L899 garLoopResultBuilder]: For program point L9281-7(line 9281) no Hoare annotation was computed. [2023-11-06 21:57:40,318 INFO L895 garLoopResultBuilder]: At program point L9281(line 9281) the Hoare annotation is: false [2023-11-06 21:57:40,318 INFO L895 garLoopResultBuilder]: At program point L9248(line 9248) the Hoare annotation is: (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) (let ((.cse0 (select .cse1 8))) (and (<= 1 |#StackHeapBarrier|) (not (= .cse0 0)) (= .cse0 (select .cse1 32)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)))) [2023-11-06 21:57:40,318 INFO L899 garLoopResultBuilder]: For program point L9281-1(line 9281) no Hoare annotation was computed. [2023-11-06 21:57:40,318 INFO L895 garLoopResultBuilder]: At program point L9248-1(line 9248) the Hoare annotation is: (let ((.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|))) (let ((.cse0 (select .cse1 8))) (and (<= 1 |#StackHeapBarrier|) (not (= .cse0 0)) (= .cse0 (select .cse1 32)) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.base|) (<= 2 |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#buf~3#1.base|) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_#t~ret1360#1| 0) (= |ULTIMATE.start_aws_ring_buffer_acquire_harness_~#ring_buf~0#1.offset| 0)))) [2023-11-06 21:57:40,318 INFO L899 garLoopResultBuilder]: For program point L9281-2(line 9281) no Hoare annotation was computed. [2023-11-06 21:57:40,318 INFO L899 garLoopResultBuilder]: For program point L9248-2(line 9248) no Hoare annotation was computed. [2023-11-06 21:57:40,318 INFO L895 garLoopResultBuilder]: At program point L8670(line 8670) the Hoare annotation is: false [2023-11-06 21:57:40,318 INFO L895 garLoopResultBuilder]: At program point L9281-3(line 9281) the Hoare annotation is: false [2023-11-06 21:57:40,318 INFO L899 garLoopResultBuilder]: For program point L8687-2(line 8687) no Hoare annotation was computed. [2023-11-06 21:57:40,319 INFO L895 garLoopResultBuilder]: At program point L9265(line 9265) the Hoare annotation is: false [2023-11-06 21:57:40,319 INFO L899 garLoopResultBuilder]: For program point L9265-1(line 9265) no Hoare annotation was computed. [2023-11-06 21:57:40,319 INFO L895 garLoopResultBuilder]: At program point L8687(line 8687) the Hoare annotation is: false [2023-11-06 21:57:40,319 INFO L895 garLoopResultBuilder]: At program point L8687-1(line 8687) the Hoare annotation is: false [2023-11-06 21:57:40,319 INFO L899 garLoopResultBuilder]: For program point L6623-1(line 6623) no Hoare annotation was computed. [2023-11-06 21:57:40,319 INFO L895 garLoopResultBuilder]: At program point L6623(line 6623) the Hoare annotation is: (and (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$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 21:57:40,319 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2023-11-06 21:57:40,319 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2023-11-06 21:57:40,319 INFO L899 garLoopResultBuilder]: For program point L8671(line 8671) no Hoare annotation was computed. [2023-11-06 21:57:40,319 INFO L899 garLoopResultBuilder]: For program point L8638(lines 8638 8652) no Hoare annotation was computed. [2023-11-06 21:57:40,319 INFO L899 garLoopResultBuilder]: For program point L9266(line 9266) no Hoare annotation was computed. [2023-11-06 21:57:40,320 INFO L895 garLoopResultBuilder]: At program point L8688(line 8688) the Hoare annotation is: false [2023-11-06 21:57:40,320 INFO L895 garLoopResultBuilder]: At program point L9266-2(line 9266) the Hoare annotation is: false [2023-11-06 21:57:40,320 INFO L899 garLoopResultBuilder]: For program point L8688-1(line 8688) no Hoare annotation was computed. [2023-11-06 21:57:40,320 INFO L899 garLoopResultBuilder]: For program point L9266-3(line 9266) no Hoare annotation was computed. [2023-11-06 21:57:40,320 INFO L895 garLoopResultBuilder]: At program point L9250(line 9250) the Hoare annotation is: false [2023-11-06 21:57:40,320 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2023-11-06 21:57:40,320 INFO L899 garLoopResultBuilder]: For program point L6624-1(line 6624) no Hoare annotation was computed. [2023-11-06 21:57:40,320 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 21:57:40,320 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2023-11-06 21:57:40,320 INFO L895 garLoopResultBuilder]: At program point L9250-1(line 9250) the Hoare annotation is: false [2023-11-06 21:57:40,320 INFO L899 garLoopResultBuilder]: For program point L9250-2(line 9250) no Hoare annotation was computed. [2023-11-06 21:57:40,321 INFO L895 garLoopResultBuilder]: At program point L8672(line 8672) the Hoare annotation is: false [2023-11-06 21:57:40,321 INFO L895 garLoopResultBuilder]: At program point L8672-1(line 8672) the Hoare annotation is: false [2023-11-06 21:57:40,321 INFO L899 garLoopResultBuilder]: For program point L8672-2(line 8672) no Hoare annotation was computed. [2023-11-06 21:57:40,321 INFO L895 garLoopResultBuilder]: At program point L8821(line 8821) the Hoare annotation is: false [2023-11-06 21:57:40,321 INFO L899 garLoopResultBuilder]: For program point L8821-1(line 8821) no Hoare annotation was computed. [2023-11-06 21:57:40,321 INFO L895 garLoopResultBuilder]: At program point L9267(line 9267) the Hoare annotation is: false [2023-11-06 21:57:40,321 INFO L899 garLoopResultBuilder]: For program point L9267-1(line 9267) no Hoare annotation was computed. [2023-11-06 21:57:40,321 INFO L895 garLoopResultBuilder]: At program point L9201(line 9201) the Hoare annotation is: false [2023-11-06 21:57:40,321 INFO L899 garLoopResultBuilder]: For program point L8656(lines 8656 8684) no Hoare annotation was computed. [2023-11-06 21:57:40,321 INFO L899 garLoopResultBuilder]: For program point L9201-1(line 9201) no Hoare annotation was computed. [2023-11-06 21:57:40,321 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-06 21:57:40,322 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-06 21:57:40,322 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-06 21:57:40,322 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-06 21:57:40,322 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-06 21:57:40,322 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-06 21:57:40,322 INFO L899 garLoopResultBuilder]: For program point is_ends_valid_stateEXIT(lines 9232 9237) no Hoare annotation was computed. [2023-11-06 21:57:40,322 INFO L899 garLoopResultBuilder]: For program point L9234-1(line 9234) no Hoare annotation was computed. [2023-11-06 21:57:40,322 INFO L899 garLoopResultBuilder]: For program point is_ends_valid_stateFINAL(lines 9232 9237) no Hoare annotation was computed. [2023-11-06 21:57:40,322 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9232 9237) the Hoare annotation is: true [2023-11-06 21:57:40,322 INFO L902 garLoopResultBuilder]: At program point L9235(line 9235) the Hoare annotation is: true [2023-11-06 21:57:40,323 INFO L902 garLoopResultBuilder]: At program point L9234(line 9234) the Hoare annotation is: true [2023-11-06 21:57:40,323 INFO L899 garLoopResultBuilder]: For program point L9235-1(line 9235) no Hoare annotation was computed. [2023-11-06 21:57:40,326 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 21:57:40,329 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 21:57:40,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:57:40 BoogieIcfgContainer [2023-11-06 21:57:40,344 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 21:57:40,345 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 21:57:40,345 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 21:57:40,345 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 21:57:40,346 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:54:31" (3/4) ... [2023-11-06 21:57:40,348 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 21:57:40,353 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-06 21:57:40,353 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr [2023-11-06 21:57:40,354 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_load_ptr_explicit [2023-11-06 21:57:40,354 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_is_valid [2023-11-06 21:57:40,354 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-06 21:57:40,354 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 21:57:40,354 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-06 21:57:40,354 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s_buf_belongs_to_pool [2023-11-06 21:57:40,354 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_is_valid [2023-11-06 21:57:40,355 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_buf_from_empty_array [2023-11-06 21:57:40,355 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-06 21:57:40,355 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_ring_buffer_check_atomic_ptr [2023-11-06 21:57:40,355 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr [2023-11-06 21:57:40,355 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-11-06 21:57:40,355 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_middle_valid_state [2023-11-06 21:57:40,356 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_front_valid_state [2023-11-06 21:57:40,356 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-06 21:57:40,356 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_store_ptr_explicit [2023-11-06 21:57:40,356 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure is_ends_valid_state [2023-11-06 21:57:40,357 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_atomic_priv_xlate_order [2023-11-06 21:57:40,387 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 149 nodes and edges [2023-11-06 21:57:40,391 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2023-11-06 21:57:40,394 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-06 21:57:40,398 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-06 21:57:40,401 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-06 21:57:40,405 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 21:57:40,408 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-06 21:57:40,411 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 21:57:41,160 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 21:57:41,160 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 21:57:41,161 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 21:57:41,162 INFO L158 Benchmark]: Toolchain (without parser) took 197362.05ms. Allocated memory was 138.4MB in the beginning and 937.4MB in the end (delta: 799.0MB). Free memory was 91.7MB in the beginning and 503.3MB in the end (delta: -411.6MB). Peak memory consumption was 383.6MB. Max. memory is 16.1GB. [2023-11-06 21:57:41,165 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 107.0MB. Free memory was 82.0MB in the beginning and 81.9MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:57:41,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4073.89ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 91.3MB in the beginning and 78.9MB in the end (delta: 12.4MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2023-11-06 21:57:41,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 273.40ms. Allocated memory is still 172.0MB. Free memory was 78.9MB in the beginning and 65.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 21:57:41,168 INFO L158 Benchmark]: Boogie Preprocessor took 223.25ms. Allocated memory is still 172.0MB. Free memory was 65.0MB in the beginning and 102.7MB in the end (delta: -37.6MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2023-11-06 21:57:41,169 INFO L158 Benchmark]: RCFGBuilder took 2832.52ms. Allocated memory was 172.0MB in the beginning and 209.7MB in the end (delta: 37.7MB). Free memory was 102.7MB in the beginning and 104.8MB in the end (delta: -2.1MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2023-11-06 21:57:41,170 INFO L158 Benchmark]: TraceAbstraction took 189131.63ms. Allocated memory was 209.7MB in the beginning and 937.4MB in the end (delta: 727.7MB). Free memory was 103.7MB in the beginning and 644.8MB in the end (delta: -541.1MB). Peak memory consumption was 187.7MB. Max. memory is 16.1GB. [2023-11-06 21:57:41,170 INFO L158 Benchmark]: Witness Printer took 816.60ms. Allocated memory is still 937.4MB. Free memory was 644.8MB in the beginning and 503.3MB in the end (delta: 141.6MB). Peak memory consumption was 138.4MB. Max. memory is 16.1GB. [2023-11-06 21:57:41,178 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 107.0MB. Free memory was 82.0MB in the beginning and 81.9MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4073.89ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 91.3MB in the beginning and 78.9MB in the end (delta: 12.4MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 273.40ms. Allocated memory is still 172.0MB. Free memory was 78.9MB in the beginning and 65.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 223.25ms. Allocated memory is still 172.0MB. Free memory was 65.0MB in the beginning and 102.7MB in the end (delta: -37.6MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2832.52ms. Allocated memory was 172.0MB in the beginning and 209.7MB in the end (delta: 37.7MB). Free memory was 102.7MB in the beginning and 104.8MB in the end (delta: -2.1MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * TraceAbstraction took 189131.63ms. Allocated memory was 209.7MB in the beginning and 937.4MB in the end (delta: 727.7MB). Free memory was 103.7MB in the beginning and 644.8MB in the end (delta: -541.1MB). Peak memory consumption was 187.7MB. Max. memory is 16.1GB. * Witness Printer took 816.60ms. Allocated memory is still 937.4MB. Free memory was 644.8MB in the beginning and 503.3MB 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: 189.0s, OverallIterations: 20, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 122.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 45 mSolverCounterUnknown, 3317 SdHoareTripleChecker+Valid, 115.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3160 mSDsluCounter, 49094 SdHoareTripleChecker+Invalid, 112.8s 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, 13.4s 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: 0.9s 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, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.9s SsaConstructionTime, 12.1s SatisfiabilityAnalysisTime, 41.9s InterpolantComputationTime, 9278 NumberOfCodeBlocks, 9278 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 9542 ConstructedInterpolants, 235 QuantifiedInterpolants, 16667 SizeOfPredicates, 72 NumberOfNonLiveVariables, 52981 ConjunctsInSsa, 224 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 21:57:41,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c0aeb5-9f78-4ed8-9754-c8643a1d1142/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE