./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness.i --full-output --preprocessor.use.memory.slicer false --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version abd6749d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a6e7035c8f6176239a6155d5f2c0d89271e8311db2fdadeed7cf9912856a8711 --preprocessor.use.memory.slicer false --- Real Ultimate output --- This is Ultimate 0.2.3-?-abd6749-m [2023-11-23 09:06:57,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 09:06:57,276 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 09:06:57,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 09:06:57,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 09:06:57,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 09:06:57,299 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 09:06:57,300 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 09:06:57,300 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 09:06:57,301 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 09:06:57,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 09:06:57,302 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 09:06:57,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 09:06:57,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 09:06:57,303 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 09:06:57,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 09:06:57,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 09:06:57,304 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 09:06:57,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 09:06:57,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 09:06:57,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 09:06:57,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 09:06:57,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 09:06:57,307 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 09:06:57,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 09:06:57,307 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 09:06:57,308 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 09:06:57,308 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 09:06:57,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 09:06:57,309 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 09:06:57,309 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 09:06:57,309 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 09:06:57,310 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 09:06:57,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 09:06:57,310 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 09:06:57,310 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 09:06:57,311 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 09:06:57,326 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 09:06:57,327 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 09:06:57,327 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e7035c8f6176239a6155d5f2c0d89271e8311db2fdadeed7cf9912856a8711 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> false [2023-11-23 09:06:57,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 09:06:57,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 09:06:57,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 09:06:57,605 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 09:06:57,606 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 09:06:57,607 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness.i [2023-11-23 09:06:58,889 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 09:06:59,431 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 09:06:59,432 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness.i [2023-11-23 09:06:59,477 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e49cc60d5/cb0f0d1c377f4885bde41a451e95720d/FLAGd5cf4c7b8 [2023-11-23 09:06:59,498 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e49cc60d5/cb0f0d1c377f4885bde41a451e95720d [2023-11-23 09:06:59,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 09:06:59,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 09:06:59,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 09:06:59,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 09:06:59,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 09:06:59,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:06:59" (1/1) ... [2023-11-23 09:06:59,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bdedeaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:06:59, skipping insertion in model container [2023-11-23 09:06:59,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:06:59" (1/1) ... [2023-11-23 09:06:59,629 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 09:06:59,983 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness.i[4498,4511] [2023-11-23 09:06:59,991 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness.i[4558,4571] [2023-11-23 09:07:00,934 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:00,936 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:00,937 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:00,938 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:00,941 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:00,950 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:00,953 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:00,956 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:00,957 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,281 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 09:07:01,282 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 09:07:01,283 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 09:07:01,285 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 09:07:01,288 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 09:07:01,289 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 09:07:01,290 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 09:07:01,290 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 09:07:01,291 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 09:07:01,293 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 09:07:01,508 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,509 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,603 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 09:07:01,677 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 09:07:01,692 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness.i[4498,4511] [2023-11-23 09:07:01,692 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness.i[4558,4571] [2023-11-23 09:07:01,726 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,727 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,727 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,728 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,728 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,736 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,737 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,738 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,738 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,775 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 09:07:01,776 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 09:07:01,776 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 09:07:01,777 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 09:07:01,778 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 09:07:01,778 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 09:07:01,778 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 09:07:01,779 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 09:07:01,779 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 09:07:01,780 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 09:07:01,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-11-23 09:07:01,828 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,829 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:07:01,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8995-9006] [2023-11-23 09:07:01,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 09:07:02,150 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,150 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,151 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,151 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,151 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,151 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,152 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,152 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,152 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,153 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,153 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,153 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,153 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,154 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,154 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,154 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,155 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,155 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:07:02,163 INFO L206 MainTranslator]: Completed translation [2023-11-23 09:07:02,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02 WrapperNode [2023-11-23 09:07:02,164 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 09:07:02,166 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 09:07:02,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 09:07:02,166 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 09:07:02,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,369 INFO L138 Inliner]: procedures = 690, calls = 2875, calls flagged for inlining = 57, calls inlined = 6, statements flattened = 811 [2023-11-23 09:07:02,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 09:07:02,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 09:07:02,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 09:07:02,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 09:07:02,390 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,400 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,441 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,477 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 09:07:02,478 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 09:07:02,478 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 09:07:02,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 09:07:02,479 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (1/1) ... [2023-11-23 09:07:02,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 09:07:02,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:02,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 09:07:02,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 09:07:02,569 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_store_n [2023-11-23 09:07:02,569 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_load_n [2023-11-23 09:07:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 09:07:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2023-11-23 09:07:02,571 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2023-11-23 09:07:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 09:07:02,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 09:07:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 09:07:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 09:07:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 09:07:02,572 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2023-11-23 09:07:02,572 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2023-11-23 09:07:02,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 09:07:02,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 09:07:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 09:07:02,573 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 09:07:02,574 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-23 09:07:02,574 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-23 09:07:02,574 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2023-11-23 09:07:02,574 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2023-11-23 09:07:02,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 09:07:02,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 09:07:02,574 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 09:07:02,575 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 09:07:02,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 09:07:02,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 09:07:02,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 09:07:02,576 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2023-11-23 09:07:02,576 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2023-11-23 09:07:02,576 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 09:07:02,576 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 09:07:02,576 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 09:07:02,576 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 09:07:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2023-11-23 09:07:02,577 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2023-11-23 09:07:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2023-11-23 09:07:02,577 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2023-11-23 09:07:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2023-11-23 09:07:02,577 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2023-11-23 09:07:02,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 09:07:02,866 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 09:07:02,868 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 09:07:03,745 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 09:07:03,875 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 09:07:03,875 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 09:07:03,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:07:03 BoogieIcfgContainer [2023-11-23 09:07:03,876 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 09:07:03,880 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 09:07:03,880 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 09:07:03,884 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 09:07:03,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:06:59" (1/3) ... [2023-11-23 09:07:03,885 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a6abbd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:07:03, skipping insertion in model container [2023-11-23 09:07:03,885 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:07:02" (2/3) ... [2023-11-23 09:07:03,886 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a6abbd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:07:03, skipping insertion in model container [2023-11-23 09:07:03,887 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:07:03" (3/3) ... [2023-11-23 09:07:03,888 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_clean_up_harness.i [2023-11-23 09:07:03,906 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 09:07:03,906 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-23 09:07:03,988 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 09:07:04,000 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@72d77fea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 09:07:04,000 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-23 09:07:04,005 INFO L276 IsEmpty]: Start isEmpty. Operand has 121 states, 73 states have (on average 1.2602739726027397) internal successors, (92), 74 states have internal predecessors, (92), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 09:07:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 09:07:04,016 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:04,017 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:04,017 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:04,024 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:04,024 INFO L85 PathProgramCache]: Analyzing trace with hash -794768601, now seen corresponding path program 1 times [2023-11-23 09:07:04,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:04,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214103485] [2023-11-23 09:07:04,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:04,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:04,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:04,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:04,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:04,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:04,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:04,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:04,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:04,746 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 09:07:04,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:04,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214103485] [2023-11-23 09:07:04,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214103485] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:04,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 09:07:04,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 09:07:04,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84278339] [2023-11-23 09:07:04,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:04,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 09:07:04,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:04,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 09:07:04,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 09:07:04,801 INFO L87 Difference]: Start difference. First operand has 121 states, 73 states have (on average 1.2602739726027397) internal successors, (92), 74 states have internal predecessors, (92), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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) [2023-11-23 09:07:05,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:05,300 INFO L93 Difference]: Finished difference Result 236 states and 330 transitions. [2023-11-23 09:07:05,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 09:07:05,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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 47 [2023-11-23 09:07:05,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:05,312 INFO L225 Difference]: With dead ends: 236 [2023-11-23 09:07:05,313 INFO L226 Difference]: Without dead ends: 121 [2023-11-23 09:07:05,320 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 [2023-11-23 09:07:05,327 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 72 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:05,328 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 81 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 09:07:05,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-11-23 09:07:05,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 119. [2023-11-23 09:07:05,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 71 states have (on average 1.2112676056338028) internal successors, (86), 73 states have internal predecessors, (86), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:05,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 149 transitions. [2023-11-23 09:07:05,374 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 149 transitions. Word has length 47 [2023-11-23 09:07:05,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:05,374 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 149 transitions. [2023-11-23 09:07:05,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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) [2023-11-23 09:07:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2023-11-23 09:07:05,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 09:07:05,377 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:05,377 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:05,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 09:07:05,378 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:05,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:05,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1101346213, now seen corresponding path program 1 times [2023-11-23 09:07:05,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:05,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196241403] [2023-11-23 09:07:05,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:05,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:06,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:06,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:06,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:06,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:06,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:06,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:06,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:06,130 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 09:07:06,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:06,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196241403] [2023-11-23 09:07:06,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196241403] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:06,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 09:07:06,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 09:07:06,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420373595] [2023-11-23 09:07:06,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:06,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 09:07:06,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:06,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 09:07:06,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-23 09:07:06,135 INFO L87 Difference]: Start difference. First operand 119 states and 149 transitions. Second operand has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 5 states have internal predecessors, (23), 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) [2023-11-23 09:07:06,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:06,992 INFO L93 Difference]: Finished difference Result 226 states and 297 transitions. [2023-11-23 09:07:06,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 09:07:06,993 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 5 states have internal predecessors, (23), 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 47 [2023-11-23 09:07:06,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:06,999 INFO L225 Difference]: With dead ends: 226 [2023-11-23 09:07:06,999 INFO L226 Difference]: Without dead ends: 128 [2023-11-23 09:07:07,000 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 [2023-11-23 09:07:07,001 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 106 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 618 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:07,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 290 Invalid, 656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 618 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-23 09:07:07,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2023-11-23 09:07:07,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 126. [2023-11-23 09:07:07,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 77 states have (on average 1.2337662337662338) internal successors, (95), 79 states have internal predecessors, (95), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:07,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 158 transitions. [2023-11-23 09:07:07,032 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 158 transitions. Word has length 47 [2023-11-23 09:07:07,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:07,033 INFO L495 AbstractCegarLoop]: Abstraction has 126 states and 158 transitions. [2023-11-23 09:07:07,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 5 states have internal predecessors, (23), 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) [2023-11-23 09:07:07,034 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2023-11-23 09:07:07,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 09:07:07,037 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:07,038 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:07,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 09:07:07,038 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:07,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:07,039 INFO L85 PathProgramCache]: Analyzing trace with hash -168559234, now seen corresponding path program 1 times [2023-11-23 09:07:07,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:07,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121789339] [2023-11-23 09:07:07,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:07,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-23 09:07:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 09:07:07,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:07,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121789339] [2023-11-23 09:07:07,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121789339] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:07,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398686671] [2023-11-23 09:07:07,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:07,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:07,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:07,653 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:07,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 09:07:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:08,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 2546 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 09:07:08,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:08,216 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 09:07:08,217 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:08,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398686671] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:08,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:08,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2023-11-23 09:07:08,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023995655] [2023-11-23 09:07:08,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:08,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 09:07:08,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:08,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 09:07:08,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2023-11-23 09:07:08,220 INFO L87 Difference]: Start difference. First operand 126 states and 158 transitions. Second operand has 7 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-23 09:07:08,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:08,580 INFO L93 Difference]: Finished difference Result 126 states and 158 transitions. [2023-11-23 09:07:08,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 09:07:08,580 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (15), 3 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 77 [2023-11-23 09:07:08,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:08,582 INFO L225 Difference]: With dead ends: 126 [2023-11-23 09:07:08,582 INFO L226 Difference]: Without dead ends: 123 [2023-11-23 09:07:08,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2023-11-23 09:07:08,583 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 22 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:08,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 775 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 09:07:08,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-23 09:07:08,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2023-11-23 09:07:08,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 75 states have (on average 1.2266666666666666) internal successors, (92), 76 states have internal predecessors, (92), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:08,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 155 transitions. [2023-11-23 09:07:08,594 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 155 transitions. Word has length 77 [2023-11-23 09:07:08,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:08,595 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 155 transitions. [2023-11-23 09:07:08,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-23 09:07:08,595 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 155 transitions. [2023-11-23 09:07:08,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 09:07:08,597 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:08,598 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:08,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:08,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:08,813 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:08,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:08,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1134936903, now seen corresponding path program 1 times [2023-11-23 09:07:08,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:08,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885921868] [2023-11-23 09:07:08,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:08,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-23 09:07:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 09:07:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-23 09:07:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 09:07:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-23 09:07:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-23 09:07:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:09,765 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-11-23 09:07:09,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:09,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885921868] [2023-11-23 09:07:09,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885921868] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:09,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952650483] [2023-11-23 09:07:09,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:09,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:09,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:09,768 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:09,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 09:07:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:10,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 3007 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 09:07:10,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:10,309 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-23 09:07:10,309 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:10,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1952650483] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:10,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:10,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2023-11-23 09:07:10,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257026153] [2023-11-23 09:07:10,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:10,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 09:07:10,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:10,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 09:07:10,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2023-11-23 09:07:10,312 INFO L87 Difference]: Start difference. First operand 123 states and 155 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 09:07:10,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:10,507 INFO L93 Difference]: Finished difference Result 209 states and 266 transitions. [2023-11-23 09:07:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 09:07:10,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 184 [2023-11-23 09:07:10,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:10,509 INFO L225 Difference]: With dead ends: 209 [2023-11-23 09:07:10,509 INFO L226 Difference]: Without dead ends: 127 [2023-11-23 09:07:10,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2023-11-23 09:07:10,510 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 3 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:10,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 389 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 09:07:10,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-23 09:07:10,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 125. [2023-11-23 09:07:10,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 77 states have (on average 1.2207792207792207) internal successors, (94), 78 states have internal predecessors, (94), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:10,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 157 transitions. [2023-11-23 09:07:10,521 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 157 transitions. Word has length 184 [2023-11-23 09:07:10,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:10,521 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 157 transitions. [2023-11-23 09:07:10,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 09:07:10,522 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 157 transitions. [2023-11-23 09:07:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 09:07:10,524 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:10,525 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:10,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:10,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-11-23 09:07:10,737 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:10,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:10,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1505395321, now seen corresponding path program 1 times [2023-11-23 09:07:10,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:10,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225257377] [2023-11-23 09:07:10,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:10,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-23 09:07:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 09:07:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-23 09:07:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 09:07:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-23 09:07:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-23 09:07:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:11,513 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-11-23 09:07:11,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:11,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225257377] [2023-11-23 09:07:11,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225257377] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:11,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763763104] [2023-11-23 09:07:11,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:11,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:11,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:11,537 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:11,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-23 09:07:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:12,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 2997 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 09:07:12,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:12,248 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-23 09:07:12,248 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:12,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763763104] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:12,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:12,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2023-11-23 09:07:12,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728672763] [2023-11-23 09:07:12,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:12,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 09:07:12,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:12,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 09:07:12,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2023-11-23 09:07:12,251 INFO L87 Difference]: Start difference. First operand 125 states and 157 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 4 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2023-11-23 09:07:12,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:12,554 INFO L93 Difference]: Finished difference Result 211 states and 266 transitions. [2023-11-23 09:07:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 09:07:12,554 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 4 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 184 [2023-11-23 09:07:12,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:12,556 INFO L225 Difference]: With dead ends: 211 [2023-11-23 09:07:12,556 INFO L226 Difference]: Without dead ends: 127 [2023-11-23 09:07:12,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-11-23 09:07:12,557 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 29 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:12,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 424 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 09:07:12,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-23 09:07:12,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2023-11-23 09:07:12,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 78 states have (on average 1.2179487179487178) internal successors, (95), 80 states have internal predecessors, (95), 32 states have call successors, (32), 15 states have call predecessors, (32), 16 states have return successors, (32), 31 states have call predecessors, (32), 31 states have call successors, (32) [2023-11-23 09:07:12,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 159 transitions. [2023-11-23 09:07:12,577 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 159 transitions. Word has length 184 [2023-11-23 09:07:12,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:12,578 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 159 transitions. [2023-11-23 09:07:12,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 4 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2023-11-23 09:07:12,578 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 159 transitions. [2023-11-23 09:07:12,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-23 09:07:12,586 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:12,586 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:12,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:12,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:12,806 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:12,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:12,807 INFO L85 PathProgramCache]: Analyzing trace with hash 240857760, now seen corresponding path program 1 times [2023-11-23 09:07:12,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:12,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414436550] [2023-11-23 09:07:12,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:12,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-23 09:07:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 09:07:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-23 09:07:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 09:07:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-23 09:07:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2023-11-23 09:07:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:13,674 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-11-23 09:07:13,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:13,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414436550] [2023-11-23 09:07:13,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414436550] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:13,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1203329281] [2023-11-23 09:07:13,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:13,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:13,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:13,676 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:13,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 09:07:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:14,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 3013 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 09:07:14,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:14,416 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2023-11-23 09:07:14,416 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:14,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1203329281] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:14,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:14,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-23 09:07:14,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094283795] [2023-11-23 09:07:14,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:14,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 09:07:14,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:14,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 09:07:14,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2023-11-23 09:07:14,419 INFO L87 Difference]: Start difference. First operand 127 states and 159 transitions. Second operand has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 7 states have internal predecessors, (67), 5 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (26), 4 states have call predecessors, (26), 5 states have call successors, (26) [2023-11-23 09:07:14,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:14,823 INFO L93 Difference]: Finished difference Result 184 states and 229 transitions. [2023-11-23 09:07:14,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 09:07:14,824 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 7 states have internal predecessors, (67), 5 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (26), 4 states have call predecessors, (26), 5 states have call successors, (26) Word has length 186 [2023-11-23 09:07:14,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:14,826 INFO L225 Difference]: With dead ends: 184 [2023-11-23 09:07:14,826 INFO L226 Difference]: Without dead ends: 123 [2023-11-23 09:07:14,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2023-11-23 09:07:14,827 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 35 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:14,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 639 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 09:07:14,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-23 09:07:14,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2023-11-23 09:07:14,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 75 states have (on average 1.2133333333333334) internal successors, (91), 76 states have internal predecessors, (91), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:14,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 154 transitions. [2023-11-23 09:07:14,839 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 154 transitions. Word has length 186 [2023-11-23 09:07:14,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:14,840 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 154 transitions. [2023-11-23 09:07:14,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 7 states have internal predecessors, (67), 5 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (26), 4 states have call predecessors, (26), 5 states have call successors, (26) [2023-11-23 09:07:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 154 transitions. [2023-11-23 09:07:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-23 09:07:14,842 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:14,843 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:14,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:15,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:15,064 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:15,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:15,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1020469031, now seen corresponding path program 1 times [2023-11-23 09:07:15,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:15,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995974152] [2023-11-23 09:07:15,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:15,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:15,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-23 09:07:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 09:07:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-23 09:07:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 09:07:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:15,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-23 09:07:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 09:07:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:15,855 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-23 09:07:15,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:15,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995974152] [2023-11-23 09:07:15,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995974152] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:15,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1604923904] [2023-11-23 09:07:15,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:15,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:15,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:15,857 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:15,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 09:07:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:16,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 09:07:16,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:16,439 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 09:07:16,439 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:16,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1604923904] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:16,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:16,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2023-11-23 09:07:16,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798959879] [2023-11-23 09:07:16,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:16,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 09:07:16,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:16,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 09:07:16,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-23 09:07:16,443 INFO L87 Difference]: Start difference. First operand 123 states and 154 transitions. Second operand has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-23 09:07:16,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:16,705 INFO L93 Difference]: Finished difference Result 231 states and 290 transitions. [2023-11-23 09:07:16,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 09:07:16,706 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 188 [2023-11-23 09:07:16,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:16,707 INFO L225 Difference]: With dead ends: 231 [2023-11-23 09:07:16,707 INFO L226 Difference]: Without dead ends: 125 [2023-11-23 09:07:16,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-23 09:07:16,708 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 4 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:16,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 618 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 09:07:16,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-23 09:07:16,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2023-11-23 09:07:16,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 75 states have (on average 1.2) internal successors, (90), 76 states have internal predecessors, (90), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:16,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 153 transitions. [2023-11-23 09:07:16,716 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 153 transitions. Word has length 188 [2023-11-23 09:07:16,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:16,716 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 153 transitions. [2023-11-23 09:07:16,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-23 09:07:16,716 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 153 transitions. [2023-11-23 09:07:16,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-23 09:07:16,718 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:16,718 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:16,741 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:16,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:16,938 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:16,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:16,938 INFO L85 PathProgramCache]: Analyzing trace with hash -988867289, now seen corresponding path program 1 times [2023-11-23 09:07:16,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:16,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207682210] [2023-11-23 09:07:16,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:16,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-23 09:07:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-23 09:07:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-23 09:07:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-23 09:07:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:17,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 09:07:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-23 09:07:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:17,625 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-23 09:07:17,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:17,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207682210] [2023-11-23 09:07:17,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207682210] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:17,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2011353641] [2023-11-23 09:07:17,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:17,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:17,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:17,628 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:17,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-23 09:07:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:18,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 3033 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 09:07:18,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:18,270 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 09:07:18,271 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:18,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2011353641] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:18,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:18,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2023-11-23 09:07:18,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140875699] [2023-11-23 09:07:18,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:18,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 09:07:18,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:18,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 09:07:18,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-11-23 09:07:18,274 INFO L87 Difference]: Start difference. First operand 123 states and 153 transitions. Second operand has 7 states, 6 states have (on average 10.833333333333334) internal successors, (65), 7 states have internal predecessors, (65), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-23 09:07:18,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:18,541 INFO L93 Difference]: Finished difference Result 231 states and 288 transitions. [2023-11-23 09:07:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 09:07:18,541 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 10.833333333333334) internal successors, (65), 7 states have internal predecessors, (65), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 190 [2023-11-23 09:07:18,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:18,542 INFO L225 Difference]: With dead ends: 231 [2023-11-23 09:07:18,543 INFO L226 Difference]: Without dead ends: 125 [2023-11-23 09:07:18,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2023-11-23 09:07:18,544 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 14 mSDsluCounter, 475 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:18,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 598 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 09:07:18,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-23 09:07:18,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2023-11-23 09:07:18,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 75 states have (on average 1.1866666666666668) internal successors, (89), 76 states have internal predecessors, (89), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:18,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 152 transitions. [2023-11-23 09:07:18,551 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 152 transitions. Word has length 190 [2023-11-23 09:07:18,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:18,552 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 152 transitions. [2023-11-23 09:07:18,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 10.833333333333334) internal successors, (65), 7 states have internal predecessors, (65), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-23 09:07:18,552 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 152 transitions. [2023-11-23 09:07:18,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-23 09:07:18,554 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:18,554 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:18,580 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:18,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:18,777 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:18,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:18,777 INFO L85 PathProgramCache]: Analyzing trace with hash 960471569, now seen corresponding path program 1 times [2023-11-23 09:07:18,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:18,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224658147] [2023-11-23 09:07:18,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:18,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:19,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-23 09:07:19,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-23 09:07:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 09:07:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-23 09:07:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-23 09:07:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-23 09:07:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:19,639 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 6 proven. 40 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-23 09:07:19,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:19,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224658147] [2023-11-23 09:07:19,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224658147] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:19,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791468071] [2023-11-23 09:07:19,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:19,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:19,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:19,644 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:19,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-23 09:07:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:20,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 3037 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 09:07:20,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:20,272 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 09:07:20,272 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:20,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1791468071] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:20,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:20,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-23 09:07:20,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978811102] [2023-11-23 09:07:20,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:20,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 09:07:20,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:20,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 09:07:20,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2023-11-23 09:07:20,275 INFO L87 Difference]: Start difference. First operand 123 states and 152 transitions. Second operand has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 7 states have internal predecessors, (67), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-23 09:07:20,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:20,526 INFO L93 Difference]: Finished difference Result 231 states and 286 transitions. [2023-11-23 09:07:20,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 09:07:20,527 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 7 states have internal predecessors, (67), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 192 [2023-11-23 09:07:20,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:20,528 INFO L225 Difference]: With dead ends: 231 [2023-11-23 09:07:20,528 INFO L226 Difference]: Without dead ends: 125 [2023-11-23 09:07:20,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2023-11-23 09:07:20,529 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 12 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 714 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:20,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 714 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 09:07:20,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-23 09:07:20,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2023-11-23 09:07:20,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 75 states have (on average 1.1733333333333333) internal successors, (88), 76 states have internal predecessors, (88), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:20,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 151 transitions. [2023-11-23 09:07:20,536 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 151 transitions. Word has length 192 [2023-11-23 09:07:20,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:20,537 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 151 transitions. [2023-11-23 09:07:20,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 7 states have internal predecessors, (67), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-23 09:07:20,537 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 151 transitions. [2023-11-23 09:07:20,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-23 09:07:20,539 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:20,539 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:20,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:20,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:20,741 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:20,741 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:20,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1788515687, now seen corresponding path program 1 times [2023-11-23 09:07:20,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:20,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970966064] [2023-11-23 09:07:20,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:20,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:21,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 09:07:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-23 09:07:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 09:07:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 09:07:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-11-23 09:07:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-23 09:07:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:21,691 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 6 proven. 40 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 09:07:21,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:21,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970966064] [2023-11-23 09:07:21,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970966064] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:21,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276765360] [2023-11-23 09:07:21,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:21,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:21,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:21,693 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:21,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-23 09:07:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:22,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 3041 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 09:07:22,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 09:07:22,321 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:22,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276765360] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:22,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:22,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2023-11-23 09:07:22,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73159003] [2023-11-23 09:07:22,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:22,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 09:07:22,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:22,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 09:07:22,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2023-11-23 09:07:22,324 INFO L87 Difference]: Start difference. First operand 123 states and 151 transitions. Second operand has 7 states, 6 states have (on average 11.5) internal successors, (69), 7 states have internal predecessors, (69), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-23 09:07:22,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:22,614 INFO L93 Difference]: Finished difference Result 231 states and 284 transitions. [2023-11-23 09:07:22,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 09:07:22,615 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.5) internal successors, (69), 7 states have internal predecessors, (69), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 194 [2023-11-23 09:07:22,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:22,616 INFO L225 Difference]: With dead ends: 231 [2023-11-23 09:07:22,616 INFO L226 Difference]: Without dead ends: 125 [2023-11-23 09:07:22,616 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2023-11-23 09:07:22,617 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 14 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:22,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 592 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 09:07:22,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-23 09:07:22,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2023-11-23 09:07:22,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 75 states have (on average 1.16) internal successors, (87), 76 states have internal predecessors, (87), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:22,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 150 transitions. [2023-11-23 09:07:22,622 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 150 transitions. Word has length 194 [2023-11-23 09:07:22,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:22,623 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 150 transitions. [2023-11-23 09:07:22,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.5) internal successors, (69), 7 states have internal predecessors, (69), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-23 09:07:22,623 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 150 transitions. [2023-11-23 09:07:22,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-23 09:07:22,626 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:22,626 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:22,645 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:22,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-23 09:07:22,846 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:22,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:22,846 INFO L85 PathProgramCache]: Analyzing trace with hash -806734519, now seen corresponding path program 1 times [2023-11-23 09:07:22,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:22,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288284423] [2023-11-23 09:07:22,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:22,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-23 09:07:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 09:07:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-23 09:07:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 09:07:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 09:07:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-23 09:07:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-23 09:07:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:23,635 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 6 proven. 40 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2023-11-23 09:07:23,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:23,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288284423] [2023-11-23 09:07:23,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288284423] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:23,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1539021557] [2023-11-23 09:07:23,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:23,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:23,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:23,637 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:23,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-23 09:07:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:24,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 3045 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 09:07:24,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:24,173 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-23 09:07:24,173 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:24,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1539021557] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:24,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:24,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2023-11-23 09:07:24,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878927205] [2023-11-23 09:07:24,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:24,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 09:07:24,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:24,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 09:07:24,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-23 09:07:24,176 INFO L87 Difference]: Start difference. First operand 123 states and 150 transitions. Second operand has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-23 09:07:24,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:24,572 INFO L93 Difference]: Finished difference Result 209 states and 263 transitions. [2023-11-23 09:07:24,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 09:07:24,572 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 196 [2023-11-23 09:07:24,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:24,573 INFO L225 Difference]: With dead ends: 209 [2023-11-23 09:07:24,573 INFO L226 Difference]: Without dead ends: 123 [2023-11-23 09:07:24,574 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-23 09:07:24,574 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 4 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 626 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:24,575 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 626 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 09:07:24,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-23 09:07:24,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2023-11-23 09:07:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 75 states have (on average 1.1466666666666667) internal successors, (86), 76 states have internal predecessors, (86), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 149 transitions. [2023-11-23 09:07:24,581 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 149 transitions. Word has length 196 [2023-11-23 09:07:24,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:24,581 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 149 transitions. [2023-11-23 09:07:24,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-23 09:07:24,582 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 149 transitions. [2023-11-23 09:07:24,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-23 09:07:24,583 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:24,583 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:24,602 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:24,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:24,802 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:24,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:24,802 INFO L85 PathProgramCache]: Analyzing trace with hash 436533897, now seen corresponding path program 1 times [2023-11-23 09:07:24,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:24,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799918263] [2023-11-23 09:07:24,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:24,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-23 09:07:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 09:07:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-23 09:07:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 09:07:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:07:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-23 09:07:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-23 09:07:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-23 09:07:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 09:07:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:07:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 09:07:25,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-23 09:07:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:25,627 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 8 proven. 43 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2023-11-23 09:07:25,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:25,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799918263] [2023-11-23 09:07:25,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799918263] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:25,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2104810090] [2023-11-23 09:07:25,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:25,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:25,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:25,629 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:25,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-23 09:07:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:26,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 3053 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 09:07:26,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:26,202 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-11-23 09:07:26,202 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:26,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2104810090] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:26,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:26,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2023-11-23 09:07:26,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398854749] [2023-11-23 09:07:26,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:26,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 09:07:26,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:26,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 09:07:26,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-11-23 09:07:26,205 INFO L87 Difference]: Start difference. First operand 123 states and 149 transitions. Second operand has 7 states, 6 states have (on average 12.0) internal successors, (72), 7 states have internal predecessors, (72), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-23 09:07:26,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:26,449 INFO L93 Difference]: Finished difference Result 209 states and 261 transitions. [2023-11-23 09:07:26,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 09:07:26,449 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.0) internal successors, (72), 7 states have internal predecessors, (72), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 200 [2023-11-23 09:07:26,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:26,450 INFO L225 Difference]: With dead ends: 209 [2023-11-23 09:07:26,451 INFO L226 Difference]: Without dead ends: 123 [2023-11-23 09:07:26,451 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2023-11-23 09:07:26,452 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 11 mSDsluCounter, 597 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 721 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:26,452 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 721 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 09:07:26,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-23 09:07:26,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2023-11-23 09:07:26,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 75 states have (on average 1.1333333333333333) internal successors, (85), 76 states have internal predecessors, (85), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:26,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 148 transitions. [2023-11-23 09:07:26,458 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 148 transitions. Word has length 200 [2023-11-23 09:07:26,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:26,459 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 148 transitions. [2023-11-23 09:07:26,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.0) internal successors, (72), 7 states have internal predecessors, (72), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-23 09:07:26,459 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 148 transitions. [2023-11-23 09:07:26,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 09:07:26,460 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:26,460 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:26,477 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:26,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-23 09:07:26,668 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:26,668 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:26,669 INFO L85 PathProgramCache]: Analyzing trace with hash 123035465, now seen corresponding path program 1 times [2023-11-23 09:07:26,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:26,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287518634] [2023-11-23 09:07:26,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:26,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-23 09:07:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 09:07:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-23 09:07:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-23 09:07:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-23 09:07:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 09:07:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-23 09:07:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-23 09:07:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-23 09:07:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-23 09:07:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-23 09:07:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-11-23 09:07:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:27,531 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 10 proven. 46 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 09:07:27,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:27,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287518634] [2023-11-23 09:07:27,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287518634] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:27,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833104637] [2023-11-23 09:07:27,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:27,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:27,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:27,533 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:27,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-23 09:07:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:28,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 09:07:28,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:28,077 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-23 09:07:28,077 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:28,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [833104637] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:28,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:28,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2023-11-23 09:07:28,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730954248] [2023-11-23 09:07:28,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:28,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 09:07:28,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:28,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 09:07:28,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-11-23 09:07:28,080 INFO L87 Difference]: Start difference. First operand 123 states and 148 transitions. Second operand has 7 states, 6 states have (on average 12.333333333333334) internal successors, (74), 7 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-23 09:07:28,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:28,368 INFO L93 Difference]: Finished difference Result 209 states and 259 transitions. [2023-11-23 09:07:28,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 09:07:28,369 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.333333333333334) internal successors, (74), 7 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 204 [2023-11-23 09:07:28,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:28,370 INFO L225 Difference]: With dead ends: 209 [2023-11-23 09:07:28,370 INFO L226 Difference]: Without dead ends: 123 [2023-11-23 09:07:28,371 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2023-11-23 09:07:28,371 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 9 mSDsluCounter, 594 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:28,372 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 717 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 09:07:28,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-23 09:07:28,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2023-11-23 09:07:28,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 75 states have (on average 1.12) internal successors, (84), 76 states have internal predecessors, (84), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:28,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 147 transitions. [2023-11-23 09:07:28,377 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 147 transitions. Word has length 204 [2023-11-23 09:07:28,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:28,378 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 147 transitions. [2023-11-23 09:07:28,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.333333333333334) internal successors, (74), 7 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-23 09:07:28,378 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 147 transitions. [2023-11-23 09:07:28,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-23 09:07:28,379 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:28,380 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:28,403 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:28,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-23 09:07:28,600 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:28,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:28,600 INFO L85 PathProgramCache]: Analyzing trace with hash 839710857, now seen corresponding path program 1 times [2023-11-23 09:07:28,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:28,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069655334] [2023-11-23 09:07:28,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:28,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:29,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:29,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:29,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-23 09:07:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 09:07:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 09:07:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 09:07:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 09:07:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-23 09:07:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 09:07:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 09:07:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 09:07:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-23 09:07:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 09:07:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,401 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 12 proven. 49 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-11-23 09:07:29,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:29,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069655334] [2023-11-23 09:07:29,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069655334] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:29,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854257923] [2023-11-23 09:07:29,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:29,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:29,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:29,403 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:29,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-23 09:07:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:29,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 3069 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 09:07:29,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:29,962 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2023-11-23 09:07:29,962 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:07:29,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854257923] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:29,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:07:29,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2023-11-23 09:07:29,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859021897] [2023-11-23 09:07:29,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:29,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 09:07:29,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:29,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 09:07:29,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-11-23 09:07:29,965 INFO L87 Difference]: Start difference. First operand 123 states and 147 transitions. Second operand has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 7 states have internal predecessors, (76), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-23 09:07:30,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:30,354 INFO L93 Difference]: Finished difference Result 209 states and 257 transitions. [2023-11-23 09:07:30,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 09:07:30,355 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 7 states have internal predecessors, (76), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 208 [2023-11-23 09:07:30,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:30,356 INFO L225 Difference]: With dead ends: 209 [2023-11-23 09:07:30,356 INFO L226 Difference]: Without dead ends: 123 [2023-11-23 09:07:30,357 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2023-11-23 09:07:30,358 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 7 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 713 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:30,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 713 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 09:07:30,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-23 09:07:30,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2023-11-23 09:07:30,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 75 states have (on average 1.1066666666666667) internal successors, (83), 76 states have internal predecessors, (83), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:30,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 146 transitions. [2023-11-23 09:07:30,364 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 146 transitions. Word has length 208 [2023-11-23 09:07:30,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:30,365 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 146 transitions. [2023-11-23 09:07:30,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.666666666666666) internal successors, (76), 7 states have internal predecessors, (76), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-23 09:07:30,365 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 146 transitions. [2023-11-23 09:07:30,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-23 09:07:30,366 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:30,367 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:30,382 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:30,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-23 09:07:30,568 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:30,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:30,569 INFO L85 PathProgramCache]: Analyzing trace with hash 837325129, now seen corresponding path program 1 times [2023-11-23 09:07:30,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:30,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448505645] [2023-11-23 09:07:30,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:30,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-23 09:07:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 09:07:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:07:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:07:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-23 09:07:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-23 09:07:31,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:07:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:07:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-23 09:07:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-23 09:07:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:31,433 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-11-23 09:07:31,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:31,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448505645] [2023-11-23 09:07:31,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448505645] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:31,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 09:07:31,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 09:07:31,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218363694] [2023-11-23 09:07:31,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:31,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 09:07:31,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:31,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 09:07:31,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 09:07:31,436 INFO L87 Difference]: Start difference. First operand 123 states and 146 transitions. Second operand has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-23 09:07:32,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:32,172 INFO L93 Difference]: Finished difference Result 163 states and 191 transitions. [2023-11-23 09:07:32,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 09:07:32,172 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) Word has length 212 [2023-11-23 09:07:32,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:32,173 INFO L225 Difference]: With dead ends: 163 [2023-11-23 09:07:32,174 INFO L226 Difference]: Without dead ends: 126 [2023-11-23 09:07:32,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-23 09:07:32,174 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 113 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 338 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:32,175 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 163 Invalid, 422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 338 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-23 09:07:32,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2023-11-23 09:07:32,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2023-11-23 09:07:32,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 76 states have (on average 1.105263157894737) internal successors, (84), 77 states have internal predecessors, (84), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:32,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 147 transitions. [2023-11-23 09:07:32,183 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 147 transitions. Word has length 212 [2023-11-23 09:07:32,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:32,184 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 147 transitions. [2023-11-23 09:07:32,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-23 09:07:32,184 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 147 transitions. [2023-11-23 09:07:32,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-23 09:07:32,185 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:32,185 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:32,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-23 09:07:32,186 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:32,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:32,186 INFO L85 PathProgramCache]: Analyzing trace with hash -774172104, now seen corresponding path program 1 times [2023-11-23 09:07:32,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:32,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84624866] [2023-11-23 09:07:32,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:32,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-23 09:07:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 09:07:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:07:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:07:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-23 09:07:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-23 09:07:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:07:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:07:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-23 09:07:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-23 09:07:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:34,762 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-11-23 09:07:34,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:34,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84624866] [2023-11-23 09:07:34,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84624866] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:34,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113440289] [2023-11-23 09:07:34,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:34,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:34,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:34,764 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:34,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-23 09:07:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:35,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 3096 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-23 09:07:35,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:35,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-23 09:07:36,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 30 treesize of output 23 [2023-11-23 09:07:38,113 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.offset_BEFORE_CALL_9| Int) (|v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.base_BEFORE_CALL_28| Int)) (let ((.cse1 (select |c_#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.base_BEFORE_CALL_28|))) (let ((.cse0 (select .cse1 (+ |v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.offset_BEFORE_CALL_9| 32)))) (and (not (= .cse0 0)) (= .cse0 (select .cse1 (+ |v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.offset_BEFORE_CALL_9| 8))))))) is different from true [2023-11-23 09:07:40,522 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.offset_BEFORE_CALL_10| Int) (|v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.base_BEFORE_CALL_29| Int)) (let ((.cse1 (select |c_#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.base_BEFORE_CALL_29|))) (let ((.cse0 (select .cse1 (+ 32 |v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.offset_BEFORE_CALL_10|)))) (and (= .cse0 (select .cse1 (+ 8 |v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.offset_BEFORE_CALL_10|))) (not (= .cse0 0)))))) is different from true [2023-11-23 09:07:42,628 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_aws_ring_buffer_clean_up_~ring_buf#1.base_BEFORE_CALL_2| Int) (|v_ULTIMATE.start_aws_ring_buffer_clean_up_~ring_buf#1.offset_BEFORE_CALL_1| Int)) (let ((.cse1 (select |c_#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_clean_up_~ring_buf#1.base_BEFORE_CALL_2|))) (let ((.cse0 (select .cse1 (+ |v_ULTIMATE.start_aws_ring_buffer_clean_up_~ring_buf#1.offset_BEFORE_CALL_1| 32)))) (and (not (= .cse0 0)) (= .cse0 (select .cse1 (+ |v_ULTIMATE.start_aws_ring_buffer_clean_up_~ring_buf#1.offset_BEFORE_CALL_1| 8))))))) is different from true [2023-11-23 09:07:44,912 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_aws_ring_buffer_clean_up_~ring_buf#1.base_BEFORE_CALL_3| Int) (|v_ULTIMATE.start_aws_ring_buffer_clean_up_~ring_buf#1.offset_BEFORE_CALL_2| Int)) (let ((.cse1 (select |c_#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_clean_up_~ring_buf#1.base_BEFORE_CALL_3|))) (let ((.cse0 (select .cse1 (+ |v_ULTIMATE.start_aws_ring_buffer_clean_up_~ring_buf#1.offset_BEFORE_CALL_2| 32)))) (and (not (= .cse0 0)) (= (select .cse1 (+ |v_ULTIMATE.start_aws_ring_buffer_clean_up_~ring_buf#1.offset_BEFORE_CALL_2| 8)) .cse0))))) is different from true [2023-11-23 09:07:44,993 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 09:07:44,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 11 [2023-11-23 09:07:45,017 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 182 not checked. [2023-11-23 09:07:45,017 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 09:07:45,304 INFO L378 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 84 treesize of output 78 [2023-11-23 09:07:45,434 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2023-11-23 09:07:45,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2113440289] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:45,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 09:07:45,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [13, 15] total 31 [2023-11-23 09:07:45,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560300711] [2023-11-23 09:07:45,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:45,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-23 09:07:45,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:45,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-23 09:07:45,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=636, Unknown=4, NotChecked=212, Total=930 [2023-11-23 09:07:45,437 INFO L87 Difference]: Start difference. First operand 124 states and 147 transitions. Second operand has 9 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 6 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 7 states have call predecessors, (22), 6 states have call successors, (22) [2023-11-23 09:07:46,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:46,011 INFO L93 Difference]: Finished difference Result 165 states and 193 transitions. [2023-11-23 09:07:46,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 09:07:46,012 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 6 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 7 states have call predecessors, (22), 6 states have call successors, (22) Word has length 213 [2023-11-23 09:07:46,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:46,012 INFO L225 Difference]: With dead ends: 165 [2023-11-23 09:07:46,012 INFO L226 Difference]: Without dead ends: 124 [2023-11-23 09:07:46,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 505 GetRequests, 458 SyntacticMatches, 15 SemanticMatches, 32 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 9.1s TimeCoverageRelationStatistics Valid=96, Invalid=786, Unknown=4, NotChecked=236, Total=1122 [2023-11-23 09:07:46,014 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 12 mSDsluCounter, 586 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 706 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:46,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 706 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 09:07:46,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2023-11-23 09:07:46,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2023-11-23 09:07:46,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 76 states have (on average 1.0921052631578947) internal successors, (83), 77 states have internal predecessors, (83), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:46,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 146 transitions. [2023-11-23 09:07:46,022 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 146 transitions. Word has length 213 [2023-11-23 09:07:46,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:46,022 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 146 transitions. [2023-11-23 09:07:46,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 6 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 7 states have call predecessors, (22), 6 states have call successors, (22) [2023-11-23 09:07:46,023 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 146 transitions. [2023-11-23 09:07:46,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-23 09:07:46,024 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:46,024 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:46,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-23 09:07:46,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-23 09:07:46,232 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:46,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:46,233 INFO L85 PathProgramCache]: Analyzing trace with hash -514539554, now seen corresponding path program 1 times [2023-11-23 09:07:46,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:46,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698862069] [2023-11-23 09:07:46,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:46,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-23 09:07:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 09:07:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:07:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:07:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-23 09:07:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-23 09:07:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:07:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:07:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-23 09:07:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-23 09:07:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:46,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 09:07:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:47,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2023-11-23 09:07:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:47,010 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2023-11-23 09:07:47,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:47,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698862069] [2023-11-23 09:07:47,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698862069] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:07:47,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 09:07:47,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-23 09:07:47,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481121702] [2023-11-23 09:07:47,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:07:47,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-23 09:07:47,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:47,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-23 09:07:47,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-23 09:07:47,013 INFO L87 Difference]: Start difference. First operand 124 states and 146 transitions. Second operand has 9 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 4 states have call successors, (26), 5 states have call predecessors, (26), 2 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2023-11-23 09:07:48,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:07:48,103 INFO L93 Difference]: Finished difference Result 168 states and 195 transitions. [2023-11-23 09:07:48,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-23 09:07:48,103 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 4 states have call successors, (26), 5 states have call predecessors, (26), 2 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) Word has length 231 [2023-11-23 09:07:48,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:07:48,104 INFO L225 Difference]: With dead ends: 168 [2023-11-23 09:07:48,104 INFO L226 Difference]: Without dead ends: 124 [2023-11-23 09:07:48,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2023-11-23 09:07:48,105 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 169 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-23 09:07:48,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 214 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-23 09:07:48,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2023-11-23 09:07:48,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2023-11-23 09:07:48,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 76 states have (on average 1.0789473684210527) internal successors, (82), 77 states have internal predecessors, (82), 32 states have call successors, (32), 15 states have call predecessors, (32), 15 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 09:07:48,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2023-11-23 09:07:48,114 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 231 [2023-11-23 09:07:48,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:07:48,114 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2023-11-23 09:07:48,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 8.0) internal successors, (64), 6 states have internal predecessors, (64), 4 states have call successors, (26), 5 states have call predecessors, (26), 2 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2023-11-23 09:07:48,115 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2023-11-23 09:07:48,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-23 09:07:48,116 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:07:48,116 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:07:48,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-23 09:07:48,116 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:07:48,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:07:48,117 INFO L85 PathProgramCache]: Analyzing trace with hash 506528800, now seen corresponding path program 1 times [2023-11-23 09:07:48,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:07:48,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132044303] [2023-11-23 09:07:48,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:48,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:07:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:49,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:49,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:07:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:49,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:49,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:07:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:49,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:49,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:07:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:49,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:07:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:49,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:07:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:49,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-23 09:07:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 09:07:50,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:07:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:07:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-23 09:07:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-23 09:07:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:07:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:07:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:07:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-23 09:07:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-23 09:07:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:07:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 09:07:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2023-11-23 09:07:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,318 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-23 09:07:50,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:07:50,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132044303] [2023-11-23 09:07:50,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132044303] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:07:50,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031803971] [2023-11-23 09:07:50,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:07:50,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:07:50,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:07:50,321 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:07:50,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-23 09:07:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:07:50,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 3149 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-23 09:07:50,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:07:50,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-23 09:07:51,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 30 treesize of output 23 [2023-11-23 09:07:53,544 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.offset_BEFORE_CALL_29| Int) (|v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.base_BEFORE_CALL_48| Int)) (let ((.cse1 (select |c_#memory_$Pointer$.base| |v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.base_BEFORE_CALL_48|))) (let ((.cse0 (select .cse1 (+ 32 |v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.offset_BEFORE_CALL_29|)))) (and (not (= .cse0 0)) (= (select .cse1 (+ 8 |v_ULTIMATE.start_aws_ring_buffer_clean_up_harness_~#ring_buf~0#1.offset_BEFORE_CALL_29|)) .cse0))))) is different from true [2023-11-23 09:07:54,234 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 38 not checked. [2023-11-23 09:07:54,234 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 09:07:55,110 INFO L378 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 84 treesize of output 78 [2023-11-23 09:07:55,223 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 6 proven. 29 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2023-11-23 09:07:55,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031803971] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 09:07:55,224 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 09:07:55,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 18, 16] total 43 [2023-11-23 09:07:55,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56552561] [2023-11-23 09:07:55,224 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 09:07:55,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2023-11-23 09:07:55,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:07:55,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2023-11-23 09:07:55,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=1595, Unknown=1, NotChecked=80, Total=1806 [2023-11-23 09:07:55,227 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand has 43 states, 34 states have (on average 5.823529411764706) internal successors, (198), 33 states have internal predecessors, (198), 17 states have call successors, (75), 8 states have call predecessors, (75), 14 states have return successors, (75), 23 states have call predecessors, (75), 16 states have call successors, (75) [2023-11-23 09:07:59,191 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] [2023-11-23 09:08:01,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:08:07,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:08:11,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:08:24,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:08:32,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-11-23 09:08:34,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-11-23 09:08:46,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-11-23 09:08:48,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-11-23 09:08:50,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-11-23 09:08:52,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-11-23 09:08:58,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:00,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:02,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:04,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:06,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:08,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:10,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:12,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:14,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:16,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:18,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:20,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:24,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:27,028 WARN L539 Checker$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] [2023-11-23 09:09:29,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:31,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 09:09:33,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-11-23 09:09:35,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-11-23 09:09:35,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:09:35,731 INFO L93 Difference]: Finished difference Result 291 states and 339 transitions. [2023-11-23 09:09:35,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-11-23 09:09:35,731 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 34 states have (on average 5.823529411764706) internal successors, (198), 33 states have internal predecessors, (198), 17 states have call successors, (75), 8 states have call predecessors, (75), 14 states have return successors, (75), 23 states have call predecessors, (75), 16 states have call successors, (75) Word has length 231 [2023-11-23 09:09:35,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:09:35,733 INFO L225 Difference]: With dead ends: 291 [2023-11-23 09:09:35,733 INFO L226 Difference]: Without dead ends: 187 [2023-11-23 09:09:35,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 586 GetRequests, 499 SyntacticMatches, 11 SemanticMatches, 76 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1211 ImplicationChecksByTransitivity, 41.1s TimeCoverageRelationStatistics Valid=495, Invalid=5342, Unknown=19, NotChecked=150, Total=6006 [2023-11-23 09:09:35,735 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 498 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 3619 mSolverCounterSat, 242 mSolverCounterUnsat, 29 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 504 SdHoareTripleChecker+Valid, 587 SdHoareTripleChecker+Invalid, 4097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 3619 IncrementalHoareTripleChecker+Invalid, 29 IncrementalHoareTripleChecker+Unknown, 207 IncrementalHoareTripleChecker+Unchecked, 62.7s IncrementalHoareTripleChecker+Time [2023-11-23 09:09:35,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [504 Valid, 587 Invalid, 4097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 3619 Invalid, 29 Unknown, 207 Unchecked, 62.7s Time] [2023-11-23 09:09:35,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2023-11-23 09:09:35,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2023-11-23 09:09:35,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 120 states have (on average 1.0833333333333333) internal successors, (130), 123 states have internal predecessors, (130), 40 states have call successors, (40), 24 states have call predecessors, (40), 26 states have return successors, (41), 39 states have call predecessors, (41), 39 states have call successors, (41) [2023-11-23 09:09:35,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 211 transitions. [2023-11-23 09:09:35,751 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 211 transitions. Word has length 231 [2023-11-23 09:09:35,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:09:35,751 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 211 transitions. [2023-11-23 09:09:35,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 34 states have (on average 5.823529411764706) internal successors, (198), 33 states have internal predecessors, (198), 17 states have call successors, (75), 8 states have call predecessors, (75), 14 states have return successors, (75), 23 states have call predecessors, (75), 16 states have call successors, (75) [2023-11-23 09:09:35,752 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 211 transitions. [2023-11-23 09:09:35,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-11-23 09:09:35,753 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:09:35,753 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:09:35,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-11-23 09:09:35,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:09:35,968 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:09:35,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:09:35,969 INFO L85 PathProgramCache]: Analyzing trace with hash -505185663, now seen corresponding path program 1 times [2023-11-23 09:09:35,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:09:35,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888499981] [2023-11-23 09:09:35,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:09:35,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:09:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:09:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:09:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:09:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:09:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:09:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:09:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-23 09:09:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 09:09:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:09:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:09:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:09:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-23 09:09:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:37,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-23 09:09:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:38,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:09:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:09:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:09:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-23 09:09:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-23 09:09:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 09:09:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2023-11-23 09:09:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,248 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-23 09:09:38,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:09:38,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888499981] [2023-11-23 09:09:38,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888499981] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:09:38,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027113184] [2023-11-23 09:09:38,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:09:38,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:09:38,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:09:38,250 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:09:38,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-23 09:09:38,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:38,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 3158 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-23 09:09:38,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:09:38,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-23 09:09:38,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-11-23 09:09:38,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:09:38,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2023-11-23 09:09:38,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:09:38,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2023-11-23 09:09:39,121 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2023-11-23 09:09:39,122 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 09:09:39,271 INFO L378 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 185 treesize of output 177 [2023-11-23 09:09:39,277 INFO L378 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 112 treesize of output 108 [2023-11-23 09:09:39,396 INFO L378 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 35 treesize of output 33 [2023-11-23 09:09:39,400 INFO L378 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 33 treesize of output 31 [2023-11-23 09:09:39,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 56 treesize of output 54 [2023-11-23 09:09:39,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 58 treesize of output 56 [2023-11-23 09:09:39,647 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-23 09:09:39,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1027113184] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 09:09:39,647 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 09:09:39,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12, 10] total 27 [2023-11-23 09:09:39,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718626477] [2023-11-23 09:09:39,647 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 09:09:39,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-11-23 09:09:39,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:09:39,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-11-23 09:09:39,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=637, Unknown=0, NotChecked=0, Total=702 [2023-11-23 09:09:39,650 INFO L87 Difference]: Start difference. First operand 187 states and 211 transitions. Second operand has 27 states, 25 states have (on average 4.04) internal successors, (101), 22 states have internal predecessors, (101), 5 states have call successors, (41), 6 states have call predecessors, (41), 4 states have return successors, (40), 6 states have call predecessors, (40), 4 states have call successors, (40) [2023-11-23 09:09:42,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:09:42,364 INFO L93 Difference]: Finished difference Result 245 states and 278 transitions. [2023-11-23 09:09:42,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-23 09:09:42,364 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 25 states have (on average 4.04) internal successors, (101), 22 states have internal predecessors, (101), 5 states have call successors, (41), 6 states have call predecessors, (41), 4 states have return successors, (40), 6 states have call predecessors, (40), 4 states have call successors, (40) Word has length 232 [2023-11-23 09:09:42,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:09:42,366 INFO L225 Difference]: With dead ends: 245 [2023-11-23 09:09:42,366 INFO L226 Difference]: Without dead ends: 208 [2023-11-23 09:09:42,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 562 GetRequests, 523 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=179, Invalid=1461, Unknown=0, NotChecked=0, Total=1640 [2023-11-23 09:09:42,370 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 168 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 1887 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 1991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1887 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 09:09:42,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 509 Invalid, 1991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1887 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 09:09:42,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2023-11-23 09:09:42,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 192. [2023-11-23 09:09:42,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 124 states have (on average 1.0806451612903225) internal successors, (134), 127 states have internal predecessors, (134), 40 states have call successors, (40), 25 states have call predecessors, (40), 27 states have return successors, (41), 39 states have call predecessors, (41), 39 states have call successors, (41) [2023-11-23 09:09:42,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 215 transitions. [2023-11-23 09:09:42,386 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 215 transitions. Word has length 232 [2023-11-23 09:09:42,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:09:42,387 INFO L495 AbstractCegarLoop]: Abstraction has 192 states and 215 transitions. [2023-11-23 09:09:42,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 25 states have (on average 4.04) internal successors, (101), 22 states have internal predecessors, (101), 5 states have call successors, (41), 6 states have call predecessors, (41), 4 states have return successors, (40), 6 states have call predecessors, (40), 4 states have call successors, (40) [2023-11-23 09:09:42,387 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 215 transitions. [2023-11-23 09:09:42,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-11-23 09:09:42,389 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:09:42,389 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:09:42,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-23 09:09:42,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:09:42,606 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:09:42,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:09:42,606 INFO L85 PathProgramCache]: Analyzing trace with hash -651165161, now seen corresponding path program 1 times [2023-11-23 09:09:42,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:09:42,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791979772] [2023-11-23 09:09:42,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:09:42,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:09:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:09:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:09:43,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:09:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 09:09:43,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 09:09:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-23 09:09:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-23 09:09:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 09:09:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:09:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:09:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:09:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-23 09:09:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-23 09:09:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 09:09:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 09:09:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 09:09:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-23 09:09:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-23 09:09:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:09:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 09:09:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2023-11-23 09:09:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2023-11-23 09:09:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,360 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-23 09:09:43,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:09:43,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791979772] [2023-11-23 09:09:43,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791979772] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:09:43,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667682359] [2023-11-23 09:09:43,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:09:43,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:09:43,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:09:43,361 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:09:43,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-23 09:09:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:09:43,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 3190 conjuncts, 112 conjunts are in the unsatisfiable core [2023-11-23 09:09:43,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:09:43,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-11-23 09:09:44,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 29 treesize of output 13 [2023-11-23 09:09:58,890 WARN L293 SmtUtils]: Spent 7.93s on a formula simplification. DAG size of input: 143 DAG size of output: 54 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-11-23 09:09:58,890 INFO L349 Elim1Store]: treesize reduction 503, result has 19.4 percent of original size [2023-11-23 09:09:58,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 475 treesize of output 609 [2023-11-23 09:09:59,870 INFO L349 Elim1Store]: treesize reduction 854, result has 25.2 percent of original size [2023-11-23 09:09:59,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 7 new quantified variables, introduced 16 case distinctions, treesize of input 349 treesize of output 644 [2023-11-23 09:10:00,613 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:00,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:00,701 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:00,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:00,771 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:00,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:00,854 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:00,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:00,997 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:00,997 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:01,130 INFO L349 Elim1Store]: treesize reduction 8, result has 75.8 percent of original size [2023-11-23 09:10:01,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 46 [2023-11-23 09:10:01,375 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:01,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:01,500 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:01,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:01,603 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-23 09:10:01,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 13 [2023-11-23 09:10:01,761 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-23 09:10:01,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 13 [2023-11-23 09:10:01,925 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-23 09:10:01,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 13 [2023-11-23 09:10:02,008 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-23 09:10:02,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 13 [2023-11-23 09:10:02,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 48 treesize of output 34 [2023-11-23 09:10:02,119 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:02,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:02,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 48 treesize of output 34 [2023-11-23 09:10:02,197 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:02,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:02,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 48 treesize of output 34 [2023-11-23 09:10:02,344 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:02,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:02,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 48 treesize of output 34 [2023-11-23 09:10:02,461 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:02,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 22 [2023-11-23 09:10:04,030 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 09:10:04,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 13 [2023-11-23 09:10:04,186 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 09:10:04,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 13 [2023-11-23 09:10:04,298 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 09:10:04,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 13 [2023-11-23 09:10:04,516 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 09:10:04,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 13 [2023-11-23 09:10:09,436 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:09,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:09,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:09,465 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-23 09:10:09,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:09,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:09,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:09,488 INFO L349 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2023-11-23 09:10:09,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 31 [2023-11-23 09:10:09,513 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,524 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,535 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,557 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,567 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,577 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,752 INFO L349 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2023-11-23 09:10:09,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 47 treesize of output 51 [2023-11-23 09:10:09,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:09,792 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-23 09:10:09,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:09,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:09,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:09,819 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 09:10:09,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:09,837 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,845 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,860 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,873 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,881 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:09,890 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:10,105 INFO L349 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2023-11-23 09:10:10,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 47 treesize of output 51 [2023-11-23 09:10:10,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,147 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 09:10:10,152 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-23 09:10:10,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 31 [2023-11-23 09:10:10,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,177 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 09:10:10,182 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-23 09:10:10,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 31 [2023-11-23 09:10:10,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,207 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 09:10:10,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 19 [2023-11-23 09:10:10,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,227 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 09:10:10,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 19 [2023-11-23 09:10:10,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,257 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 09:10:10,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:10,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:10,649 INFO L349 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2023-11-23 09:10:10,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 47 treesize of output 51 [2023-11-23 09:10:10,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,733 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 09:10:10,738 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-23 09:10:10,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 31 [2023-11-23 09:10:10,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,788 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-23 09:10:10,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:10,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,831 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-23 09:10:10,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:10,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:10,879 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-23 09:10:10,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:10,945 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:10,963 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:11,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,018 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 09:10:11,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:11,028 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:11,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,180 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-23 09:10:11,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:11,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,236 INFO L349 Elim1Store]: treesize reduction 33, result has 26.7 percent of original size [2023-11-23 09:10:11,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 43 [2023-11-23 09:10:11,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,270 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-23 09:10:11,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:11,325 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:11,353 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:11,368 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 09:10:11,572 INFO L349 Elim1Store]: treesize reduction 36, result has 41.0 percent of original size [2023-11-23 09:10:11,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 47 treesize of output 55 [2023-11-23 09:10:11,639 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-23 09:10:11,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:11,678 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:11,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:11,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,776 INFO L349 Elim1Store]: treesize reduction 28, result has 47.2 percent of original size [2023-11-23 09:10:11,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 47 treesize of output 55 [2023-11-23 09:10:11,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,850 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-23 09:10:11,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:11,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,912 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-23 09:10:11,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:11,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:11,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,007 INFO L349 Elim1Store]: treesize reduction 20, result has 51.2 percent of original size [2023-11-23 09:10:12,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 51 [2023-11-23 09:10:12,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:12,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,089 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 09:10:12,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:12,294 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-23 09:10:12,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:12,333 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:12,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:12,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,422 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-23 09:10:12,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:12,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,454 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-23 09:10:12,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:12,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,485 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:12,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 31 [2023-11-23 09:10:12,835 INFO L349 Elim1Store]: treesize reduction 36, result has 41.0 percent of original size [2023-11-23 09:10:12,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 47 treesize of output 55 [2023-11-23 09:10:12,911 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:12,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:12,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:12,992 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-23 09:10:12,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:13,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:13,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:13,018 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 09:10:13,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 28 [2023-11-23 09:10:13,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:13,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:13,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 09:10:13,061 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2023-11-23 09:10:13,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 31 [2023-11-23 09:10:17,364 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 09:10:17,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 290 treesize of output 674 Killed by 15