./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness_negated.i --full-output --preprocessor.use.memory.slicer true --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_hash_iter_delete_harness_negated.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 153b65773966546d8fd416fac373e8e3e127696e78fd1e5e636cc0e37a9471f2 --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-?-abd6749-m [2023-11-23 07:16:02,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 07:16:02,281 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 07:16:02,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 07:16:02,286 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 07:16:02,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 07:16:02,311 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 07:16:02,311 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 07:16:02,311 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 07:16:02,313 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 07:16:02,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 07:16:02,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 07:16:02,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 07:16:02,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 07:16:02,315 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 07:16:02,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 07:16:02,315 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 07:16:02,315 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 07:16:02,316 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 07:16:02,316 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 07:16:02,316 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 07:16:02,317 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 07:16:02,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 07:16:02,317 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 07:16:02,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 07:16:02,318 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 07:16:02,318 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 07:16:02,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 07:16:02,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 07:16:02,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 07:16:02,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 07:16:02,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 07:16:02,319 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 07:16:02,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 07:16:02,320 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 07:16:02,320 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 07:16:02,320 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 07:16:02,320 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 07:16:02,320 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 07:16:02,321 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 153b65773966546d8fd416fac373e8e3e127696e78fd1e5e636cc0e37a9471f2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-23 07:16:02,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 07:16:02,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 07:16:02,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 07:16:02,506 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 07:16:02,506 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 07:16:02,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness_negated.i [2023-11-23 07:16:03,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 07:16:04,036 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 07:16:04,037 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness_negated.i [2023-11-23 07:16:04,067 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3776c2da9/86fe38946ab842e1813de5c946a65bd9/FLAGbaa7b5a8a [2023-11-23 07:16:04,080 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3776c2da9/86fe38946ab842e1813de5c946a65bd9 [2023-11-23 07:16:04,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 07:16:04,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 07:16:04,087 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 07:16:04,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 07:16:04,092 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 07:16:04,093 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:16:04" (1/1) ... [2023-11-23 07:16:04,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@393b6016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:04, skipping insertion in model container [2023-11-23 07:16:04,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:16:04" (1/1) ... [2023-11-23 07:16:04,198 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 07:16:04,421 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_hash_iter_delete_harness_negated.i[4494,4507] [2023-11-23 07:16:04,428 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_hash_iter_delete_harness_negated.i[4554,4567] [2023-11-23 07:16:05,191 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,200 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,201 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,201 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,202 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,220 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,220 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,221 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,221 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,222 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,223 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,223 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,236 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,472 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 07:16:05,473 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 07:16:05,474 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 07:16:05,475 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 07:16:05,475 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 07:16:05,476 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 07:16:05,476 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 07:16:05,477 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 07:16:05,477 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 07:16:05,477 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 07:16:05,802 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,802 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,826 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,827 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,831 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,831 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,844 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,845 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,845 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,846 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,846 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,846 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,847 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:05,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 07:16:05,946 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 07:16:05,963 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_hash_iter_delete_harness_negated.i[4494,4507] [2023-11-23 07:16:05,964 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_hash_iter_delete_harness_negated.i[4554,4567] [2023-11-23 07:16:06,000 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,000 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,001 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,002 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,002 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,008 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,009 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,009 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,010 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,010 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,010 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,011 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,011 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,033 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 07:16:06,034 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 07:16:06,035 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 07:16:06,036 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 07:16:06,038 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 07:16:06,038 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 07:16:06,039 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 07:16:06,039 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 07:16:06,039 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 07:16:06,040 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 07:16:06,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2023-11-23 07:16:06,121 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,122 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,127 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,128 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,130 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,130 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,138 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,138 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,139 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,139 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,139 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,139 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,140 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:16:06,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 07:16:06,373 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,374 WARN L675 CHandler]: The function equals_fn is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,374 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,374 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,374 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,374 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,374 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,375 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,375 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,375 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,375 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,375 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,375 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,375 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,375 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,375 WARN L675 CHandler]: The function callback is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,376 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,376 WARN L675 CHandler]: The function aws_array_list_ensure_capacity is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:16:06,381 INFO L206 MainTranslator]: Completed translation [2023-11-23 07:16:06,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06 WrapperNode [2023-11-23 07:16:06,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 07:16:06,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 07:16:06,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 07:16:06,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 07:16:06,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,588 INFO L138 Inliner]: procedures = 772, calls = 2461, calls flagged for inlining = 66, calls inlined = 11, statements flattened = 749 [2023-11-23 07:16:06,593 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 07:16:06,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 07:16:06,594 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 07:16:06,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 07:16:06,602 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,613 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,690 INFO L188 MemorySlicer]: Split 349 memory accesses to 11 slices as follows [2, 5, 2, 1, 0, 236, 2, 45, 13, 3, 40]. 68 percent of accesses are in the largest equivalence class. The 255 initializations are split as follows [2, 5, 0, 0, 0, 236, 0, 0, 0, 3, 9]. The 14 writes are split as follows [0, 0, 1, 1, 0, 0, 1, 6, 1, 0, 4]. [2023-11-23 07:16:06,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,746 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,757 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 07:16:06,785 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 07:16:06,786 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 07:16:06,786 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 07:16:06,786 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (1/1) ... [2023-11-23 07:16:06,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 07:16:06,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:06,829 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 07:16:06,864 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 07:16:06,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-23 07:16:06,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-23 07:16:06,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-11-23 07:16:06,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-11-23 07:16:06,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-11-23 07:16:06,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2023-11-23 07:16:06,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2023-11-23 07:16:06,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2023-11-23 07:16:06,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2023-11-23 07:16:06,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2023-11-23 07:16:06,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2023-11-23 07:16:06,888 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 07:16:06,888 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 07:16:06,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 07:16:06,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 07:16:06,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 07:16:06,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 07:16:06,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 07:16:06,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 07:16:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 07:16:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-23 07:16:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-23 07:16:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-23 07:16:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-23 07:16:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 07:16:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 07:16:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 07:16:06,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 07:16:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2023-11-23 07:16:06,891 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2023-11-23 07:16:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 07:16:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 07:16:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 07:16:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 07:16:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 07:16:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 07:16:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 07:16:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-23 07:16:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-23 07:16:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-23 07:16:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-23 07:16:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-23 07:16:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-23 07:16:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 07:16:06,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 07:16:06,893 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 07:16:06,894 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 07:16:06,894 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 07:16:06,894 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 07:16:06,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-23 07:16:06,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-23 07:16:06,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-23 07:16:06,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-23 07:16:06,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-23 07:16:06,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-23 07:16:06,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-23 07:16:06,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-23 07:16:06,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-23 07:16:06,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-23 07:16:06,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-23 07:16:06,898 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-23 07:16:06,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-23 07:16:06,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-23 07:16:06,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-23 07:16:06,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-23 07:16:06,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-23 07:16:06,899 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-23 07:16:06,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-23 07:16:06,904 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-23 07:16:06,904 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-23 07:16:06,904 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-23 07:16:06,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 07:16:06,904 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2023-11-23 07:16:06,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2023-11-23 07:16:06,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 07:16:06,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 07:16:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 07:16:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 07:16:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 07:16:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-23 07:16:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-23 07:16:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-23 07:16:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-23 07:16:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-23 07:16:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-23 07:16:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 07:16:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 07:16:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 07:16:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 07:16:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 07:16:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 07:16:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 07:16:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 07:16:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 07:16:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-23 07:16:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-23 07:16:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-23 07:16:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-23 07:16:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2023-11-23 07:16:06,908 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2023-11-23 07:16:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 07:16:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2023-11-23 07:16:06,908 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2023-11-23 07:16:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 07:16:06,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 07:16:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 07:16:06,909 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 07:16:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2023-11-23 07:16:06,909 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2023-11-23 07:16:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2023-11-23 07:16:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2023-11-23 07:16:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 07:16:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 07:16:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 07:16:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 07:16:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 07:16:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-23 07:16:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-23 07:16:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-23 07:16:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-23 07:16:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-23 07:16:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-23 07:16:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 07:16:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 07:16:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2023-11-23 07:16:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2023-11-23 07:16:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2023-11-23 07:16:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2023-11-23 07:16:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_delete [2023-11-23 07:16:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_delete [2023-11-23 07:16:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 07:16:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 07:16:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 07:16:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 07:16:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 07:16:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 07:16:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 07:16:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-23 07:16:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-23 07:16:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-23 07:16:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-23 07:16:07,238 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 07:16:07,240 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 07:16:07,379 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2023-11-23 07:16:07,379 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !true; [2023-11-23 07:16:07,845 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 07:16:07,955 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 07:16:07,956 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-23 07:16:07,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:16:07 BoogieIcfgContainer [2023-11-23 07:16:07,956 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 07:16:07,958 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 07:16:07,958 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 07:16:07,961 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 07:16:07,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 07:16:04" (1/3) ... [2023-11-23 07:16:07,962 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69be85ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:16:07, skipping insertion in model container [2023-11-23 07:16:07,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:16:06" (2/3) ... [2023-11-23 07:16:07,963 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69be85ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:16:07, skipping insertion in model container [2023-11-23 07:16:07,963 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:16:07" (3/3) ... [2023-11-23 07:16:07,965 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_delete_harness_negated.i [2023-11-23 07:16:07,979 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 07:16:07,979 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 07:16:08,029 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 07:16:08,040 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;@22be97d6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 07:16:08,041 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 07:16:08,050 INFO L276 IsEmpty]: Start isEmpty. Operand has 197 states, 124 states have (on average 1.346774193548387) internal successors, (167), 123 states have internal predecessors, (167), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-23 07:16:08,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-23 07:16:08,078 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:08,079 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:08,079 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:08,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:08,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1005241936, now seen corresponding path program 1 times [2023-11-23 07:16:08,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:08,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415097519] [2023-11-23 07:16:08,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:08,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:08,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:08,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415097519] [2023-11-23 07:16:08,463 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-23 07:16:08,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498144030] [2023-11-23 07:16:08,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:08,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:08,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:08,465 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 07:16:08,480 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 07:16:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:09,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 2846 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 07:16:09,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:16:09,143 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2023-11-23 07:16:09,143 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 07:16:09,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498144030] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 07:16:09,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 07:16:09,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 07:16:09,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297051778] [2023-11-23 07:16:09,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:16:09,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 07:16:09,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:09,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 07:16:09,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 07:16:09,179 INFO L87 Difference]: Start difference. First operand has 197 states, 124 states have (on average 1.346774193548387) internal successors, (167), 123 states have internal predecessors, (167), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-23 07:16:09,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:09,307 INFO L93 Difference]: Finished difference Result 390 states and 585 transitions. [2023-11-23 07:16:09,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 07:16:09,309 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 191 [2023-11-23 07:16:09,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:09,322 INFO L225 Difference]: With dead ends: 390 [2023-11-23 07:16:09,323 INFO L226 Difference]: Without dead ends: 195 [2023-11-23 07:16:09,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 07:16:09,337 INFO L413 NwaCegarLoop]: 248 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:09,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 248 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 07:16:09,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2023-11-23 07:16:09,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2023-11-23 07:16:09,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 121 states have (on average 1.2975206611570247) internal successors, (157), 122 states have internal predecessors, (157), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2023-11-23 07:16:09,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 264 transitions. [2023-11-23 07:16:09,397 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 264 transitions. Word has length 191 [2023-11-23 07:16:09,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:09,398 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 264 transitions. [2023-11-23 07:16:09,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-23 07:16:09,398 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 264 transitions. [2023-11-23 07:16:09,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-23 07:16:09,401 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:09,401 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:09,427 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 07:16:09,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 07:16:09,617 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:09,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:09,618 INFO L85 PathProgramCache]: Analyzing trace with hash -1510449978, now seen corresponding path program 1 times [2023-11-23 07:16:09,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:09,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008804306] [2023-11-23 07:16:09,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:09,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:09,707 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 07:16:09,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1168680906] [2023-11-23 07:16:09,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:09,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:09,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:09,737 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 07:16:09,764 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 07:16:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:10,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 2846 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 07:16:10,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:16:10,456 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 18 proven. 36 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-11-23 07:16:10,457 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 07:16:10,575 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-23 07:16:10,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:10,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008804306] [2023-11-23 07:16:10,576 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 07:16:10,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168680906] [2023-11-23 07:16:10,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1168680906] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-23 07:16:10,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 07:16:10,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 10 [2023-11-23 07:16:10,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918521317] [2023-11-23 07:16:10,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:16:10,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 07:16:10,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:10,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 07:16:10,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2023-11-23 07:16:10,579 INFO L87 Difference]: Start difference. First operand 195 states and 264 transitions. Second operand has 5 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 07:16:10,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:10,754 INFO L93 Difference]: Finished difference Result 203 states and 272 transitions. [2023-11-23 07:16:10,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 07:16:10,755 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 191 [2023-11-23 07:16:10,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:10,757 INFO L225 Difference]: With dead ends: 203 [2023-11-23 07:16:10,757 INFO L226 Difference]: Without dead ends: 201 [2023-11-23 07:16:10,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2023-11-23 07:16:10,758 INFO L413 NwaCegarLoop]: 244 mSDtfsCounter, 6 mSDsluCounter, 719 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 963 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:10,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 963 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 07:16:10,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2023-11-23 07:16:10,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 200. [2023-11-23 07:16:10,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 124 states have (on average 1.2903225806451613) internal successors, (160), 126 states have internal predecessors, (160), 55 states have call successors, (55), 20 states have call predecessors, (55), 20 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-23 07:16:10,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 269 transitions. [2023-11-23 07:16:10,770 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 269 transitions. Word has length 191 [2023-11-23 07:16:10,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:10,771 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 269 transitions. [2023-11-23 07:16:10,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 07:16:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 269 transitions. [2023-11-23 07:16:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-23 07:16:10,773 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:10,773 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:10,794 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 07:16:10,976 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,SelfDestructingSolverStorable1 [2023-11-23 07:16:10,976 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:10,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:10,977 INFO L85 PathProgramCache]: Analyzing trace with hash 725786575, now seen corresponding path program 1 times [2023-11-23 07:16:10,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:10,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517876332] [2023-11-23 07:16:10,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:10,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:11,059 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 07:16:11,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1958945520] [2023-11-23 07:16:11,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:11,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:11,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:11,061 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 07:16:11,084 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 07:16:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:11,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 2866 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 07:16:11,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:16:11,853 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 22 proven. 36 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2023-11-23 07:16:11,854 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 07:16:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2023-11-23 07:16:12,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:12,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517876332] [2023-11-23 07:16:12,011 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 07:16:12,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1958945520] [2023-11-23 07:16:12,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1958945520] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-23 07:16:12,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 07:16:12,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 14 [2023-11-23 07:16:12,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309466963] [2023-11-23 07:16:12,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:16:12,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 07:16:12,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:12,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 07:16:12,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-11-23 07:16:12,014 INFO L87 Difference]: Start difference. First operand 200 states and 269 transitions. Second operand has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 07:16:12,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:12,504 INFO L93 Difference]: Finished difference Result 212 states and 285 transitions. [2023-11-23 07:16:12,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 07:16:12,504 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) Word has length 197 [2023-11-23 07:16:12,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:12,508 INFO L225 Difference]: With dead ends: 212 [2023-11-23 07:16:12,508 INFO L226 Difference]: Without dead ends: 210 [2023-11-23 07:16:12,511 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 380 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2023-11-23 07:16:12,512 INFO L413 NwaCegarLoop]: 245 mSDtfsCounter, 7 mSDsluCounter, 1205 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 1450 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:12,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 1450 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 07:16:12,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2023-11-23 07:16:12,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 203. [2023-11-23 07:16:12,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 126 states have (on average 1.2857142857142858) internal successors, (162), 128 states have internal predecessors, (162), 55 states have call successors, (55), 20 states have call predecessors, (55), 21 states have return successors, (59), 54 states have call predecessors, (59), 54 states have call successors, (59) [2023-11-23 07:16:12,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 276 transitions. [2023-11-23 07:16:12,537 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 276 transitions. Word has length 197 [2023-11-23 07:16:12,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:12,542 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 276 transitions. [2023-11-23 07:16:12,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 07:16:12,543 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 276 transitions. [2023-11-23 07:16:12,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-23 07:16:12,544 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:12,545 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:12,572 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 07:16:12,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:12,760 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:12,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:12,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1529142481, now seen corresponding path program 1 times [2023-11-23 07:16:12,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:12,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625837264] [2023-11-23 07:16:12,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:12,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:12,866 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 07:16:12,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [449161785] [2023-11-23 07:16:12,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:12,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:12,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:12,868 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 07:16:12,892 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 07:16:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:13,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 2897 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 07:16:13,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:16:13,452 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 24 proven. 36 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2023-11-23 07:16:13,452 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 07:16:13,741 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 700 trivial. 0 not checked. [2023-11-23 07:16:13,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:13,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625837264] [2023-11-23 07:16:13,742 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 07:16:13,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449161785] [2023-11-23 07:16:13,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [449161785] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-23 07:16:13,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 07:16:13,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [13] total 19 [2023-11-23 07:16:13,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188244393] [2023-11-23 07:16:13,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:16:13,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-23 07:16:13,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:13,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-23 07:16:13,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2023-11-23 07:16:13,744 INFO L87 Difference]: Start difference. First operand 203 states and 276 transitions. Second operand has 10 states, 8 states have (on average 8.625) internal successors, (69), 7 states have internal predecessors, (69), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (34), 3 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-23 07:16:14,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:14,085 INFO L93 Difference]: Finished difference Result 219 states and 298 transitions. [2023-11-23 07:16:14,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-23 07:16:14,085 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 8.625) internal successors, (69), 7 states have internal predecessors, (69), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (34), 3 states have call predecessors, (34), 1 states have call successors, (34) Word has length 203 [2023-11-23 07:16:14,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:14,087 INFO L225 Difference]: With dead ends: 219 [2023-11-23 07:16:14,087 INFO L226 Difference]: Without dead ends: 217 [2023-11-23 07:16:14,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2023-11-23 07:16:14,088 INFO L413 NwaCegarLoop]: 244 mSDtfsCounter, 7 mSDsluCounter, 1929 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 2173 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:14,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 2173 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 07:16:14,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2023-11-23 07:16:14,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 206. [2023-11-23 07:16:14,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 128 states have (on average 1.28125) internal successors, (164), 130 states have internal predecessors, (164), 55 states have call successors, (55), 20 states have call predecessors, (55), 22 states have return successors, (61), 55 states have call predecessors, (61), 54 states have call successors, (61) [2023-11-23 07:16:14,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 280 transitions. [2023-11-23 07:16:14,098 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 280 transitions. Word has length 203 [2023-11-23 07:16:14,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:14,099 INFO L495 AbstractCegarLoop]: Abstraction has 206 states and 280 transitions. [2023-11-23 07:16:14,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 8.625) internal successors, (69), 7 states have internal predecessors, (69), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (34), 3 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-23 07:16:14,099 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 280 transitions. [2023-11-23 07:16:14,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 07:16:14,101 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:14,101 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:14,120 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 07:16:14,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:14,318 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:14,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:14,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1509916022, now seen corresponding path program 1 times [2023-11-23 07:16:14,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:14,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326774167] [2023-11-23 07:16:14,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:14,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:14,373 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 07:16:14,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1257101531] [2023-11-23 07:16:14,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:14,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:14,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:14,374 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 07:16:14,376 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 07:16:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:14,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 2901 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-23 07:16:14,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:16:14,960 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2023-11-23 07:16:14,960 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 07:16:15,149 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2023-11-23 07:16:15,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:15,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326774167] [2023-11-23 07:16:15,150 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 07:16:15,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1257101531] [2023-11-23 07:16:15,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1257101531] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 07:16:15,150 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-23 07:16:15,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 9 [2023-11-23 07:16:15,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641832830] [2023-11-23 07:16:15,151 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-23 07:16:15,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-23 07:16:15,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:15,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-23 07:16:15,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-23 07:16:15,152 INFO L87 Difference]: Start difference. First operand 206 states and 280 transitions. Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 5 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (34), 5 states have call predecessors, (34), 4 states have call successors, (34) [2023-11-23 07:16:15,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:15,768 INFO L93 Difference]: Finished difference Result 356 states and 500 transitions. [2023-11-23 07:16:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 07:16:15,769 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 5 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (34), 5 states have call predecessors, (34), 4 states have call successors, (34) Word has length 205 [2023-11-23 07:16:15,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:15,770 INFO L225 Difference]: With dead ends: 356 [2023-11-23 07:16:15,770 INFO L226 Difference]: Without dead ends: 254 [2023-11-23 07:16:15,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2023-11-23 07:16:15,771 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 47 mSDsluCounter, 898 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 1127 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:15,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 1127 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 07:16:15,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2023-11-23 07:16:15,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 244. [2023-11-23 07:16:15,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 154 states have (on average 1.2922077922077921) internal successors, (199), 156 states have internal predecessors, (199), 66 states have call successors, (66), 21 states have call predecessors, (66), 23 states have return successors, (77), 66 states have call predecessors, (77), 65 states have call successors, (77) [2023-11-23 07:16:15,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 342 transitions. [2023-11-23 07:16:15,790 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 342 transitions. Word has length 205 [2023-11-23 07:16:15,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:15,791 INFO L495 AbstractCegarLoop]: Abstraction has 244 states and 342 transitions. [2023-11-23 07:16:15,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 5 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (34), 5 states have call predecessors, (34), 4 states have call successors, (34) [2023-11-23 07:16:15,791 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 342 transitions. [2023-11-23 07:16:15,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-23 07:16:15,795 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:15,795 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:15,828 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 07:16:16,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:16,028 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:16,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:16,029 INFO L85 PathProgramCache]: Analyzing trace with hash 2049399562, now seen corresponding path program 1 times [2023-11-23 07:16:16,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:16,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339244096] [2023-11-23 07:16:16,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:16,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:16,115 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 07:16:16,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [288736753] [2023-11-23 07:16:16,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:16,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:16,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:16,125 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 07:16:16,126 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 07:16:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:16,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 2963 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-23 07:16:16,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:16:16,756 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 100 proven. 33 refuted. 0 times theorem prover too weak. 599 trivial. 0 not checked. [2023-11-23 07:16:16,756 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 07:16:17,079 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 61 proven. 5 refuted. 0 times theorem prover too weak. 666 trivial. 0 not checked. [2023-11-23 07:16:17,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:17,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339244096] [2023-11-23 07:16:17,080 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 07:16:17,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288736753] [2023-11-23 07:16:17,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288736753] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 07:16:17,080 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-23 07:16:17,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 17 [2023-11-23 07:16:17,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499466259] [2023-11-23 07:16:17,081 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-23 07:16:17,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-23 07:16:17,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:17,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-23 07:16:17,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2023-11-23 07:16:17,086 INFO L87 Difference]: Start difference. First operand 244 states and 342 transitions. Second operand has 17 states, 12 states have (on average 7.666666666666667) internal successors, (92), 12 states have internal predecessors, (92), 5 states have call successors, (42), 3 states have call predecessors, (42), 7 states have return successors, (41), 6 states have call predecessors, (41), 5 states have call successors, (41) [2023-11-23 07:16:17,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:17,914 INFO L93 Difference]: Finished difference Result 349 states and 485 transitions. [2023-11-23 07:16:17,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-23 07:16:17,914 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 12 states have (on average 7.666666666666667) internal successors, (92), 12 states have internal predecessors, (92), 5 states have call successors, (42), 3 states have call predecessors, (42), 7 states have return successors, (41), 6 states have call predecessors, (41), 5 states have call successors, (41) Word has length 217 [2023-11-23 07:16:17,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:17,916 INFO L225 Difference]: With dead ends: 349 [2023-11-23 07:16:17,916 INFO L226 Difference]: Without dead ends: 211 [2023-11-23 07:16:17,917 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 433 GetRequests, 417 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2023-11-23 07:16:17,917 INFO L413 NwaCegarLoop]: 226 mSDtfsCounter, 4 mSDsluCounter, 2851 mSDsCounter, 0 mSdLazyCounter, 626 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 3077 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:17,917 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 3077 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 626 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-23 07:16:17,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2023-11-23 07:16:17,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 208. [2023-11-23 07:16:17,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 129 states have (on average 1.2790697674418605) internal successors, (165), 132 states have internal predecessors, (165), 55 states have call successors, (55), 20 states have call predecessors, (55), 23 states have return successors, (63), 55 states have call predecessors, (63), 54 states have call successors, (63) [2023-11-23 07:16:17,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 283 transitions. [2023-11-23 07:16:17,926 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 283 transitions. Word has length 217 [2023-11-23 07:16:17,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:17,926 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 283 transitions. [2023-11-23 07:16:17,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 12 states have (on average 7.666666666666667) internal successors, (92), 12 states have internal predecessors, (92), 5 states have call successors, (42), 3 states have call predecessors, (42), 7 states have return successors, (41), 6 states have call predecessors, (41), 5 states have call successors, (41) [2023-11-23 07:16:17,927 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 283 transitions. [2023-11-23 07:16:17,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-23 07:16:17,928 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:17,929 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:17,954 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-23 07:16:18,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:18,150 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:18,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:18,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1716449359, now seen corresponding path program 2 times [2023-11-23 07:16:18,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:18,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244284052] [2023-11-23 07:16:18,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:18,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:18,229 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 07:16:18,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [99331971] [2023-11-23 07:16:18,230 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-23 07:16:18,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:18,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:18,231 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 07:16:18,265 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 07:16:18,745 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-23 07:16:18,745 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 07:16:18,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 1808 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-23 07:16:18,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:16:18,991 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-23 07:16:18,991 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 07:16:18,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:18,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244284052] [2023-11-23 07:16:18,992 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 07:16:18,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99331971] [2023-11-23 07:16:18,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99331971] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 07:16:18,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 07:16:18,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-23 07:16:18,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195959889] [2023-11-23 07:16:18,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:16:18,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-23 07:16:18,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:18,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-23 07:16:18,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2023-11-23 07:16:18,994 INFO L87 Difference]: Start difference. First operand 208 states and 283 transitions. Second operand has 12 states, 10 states have (on average 7.6) internal successors, (76), 9 states have internal predecessors, (76), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 07:16:20,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:20,510 INFO L93 Difference]: Finished difference Result 229 states and 309 transitions. [2023-11-23 07:16:20,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-23 07:16:20,511 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 7.6) internal successors, (76), 9 states have internal predecessors, (76), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 219 [2023-11-23 07:16:20,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:20,513 INFO L225 Difference]: With dead ends: 229 [2023-11-23 07:16:20,513 INFO L226 Difference]: Without dead ends: 227 [2023-11-23 07:16:20,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 208 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2023-11-23 07:16:20,514 INFO L413 NwaCegarLoop]: 245 mSDtfsCounter, 20 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 2592 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:20,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 2592 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-23 07:16:20,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2023-11-23 07:16:20,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 214. [2023-11-23 07:16:20,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 133 states have (on average 1.2706766917293233) internal successors, (169), 137 states have internal predecessors, (169), 55 states have call successors, (55), 20 states have call predecessors, (55), 25 states have return successors, (70), 56 states have call predecessors, (70), 54 states have call successors, (70) [2023-11-23 07:16:20,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 294 transitions. [2023-11-23 07:16:20,521 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 294 transitions. Word has length 219 [2023-11-23 07:16:20,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:20,525 INFO L495 AbstractCegarLoop]: Abstraction has 214 states and 294 transitions. [2023-11-23 07:16:20,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 7.6) internal successors, (76), 9 states have internal predecessors, (76), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 07:16:20,525 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 294 transitions. [2023-11-23 07:16:20,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-23 07:16:20,527 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:20,527 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:20,563 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 07:16:20,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:20,743 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:20,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:20,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1213899716, now seen corresponding path program 1 times [2023-11-23 07:16:20,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:20,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376381688] [2023-11-23 07:16:20,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:20,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:20,810 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 07:16:20,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2135496988] [2023-11-23 07:16:20,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:20,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:20,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:20,823 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 07:16:20,829 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 07:16:21,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:21,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 2973 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 07:16:21,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:16:21,490 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2023-11-23 07:16:21,490 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 07:16:21,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:21,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376381688] [2023-11-23 07:16:21,490 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 07:16:21,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135496988] [2023-11-23 07:16:21,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2135496988] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 07:16:21,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 07:16:21,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 07:16:21,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145459587] [2023-11-23 07:16:21,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:16:21,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 07:16:21,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:21,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 07:16:21,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 07:16:21,492 INFO L87 Difference]: Start difference. First operand 214 states and 294 transitions. Second operand has 5 states, 4 states have (on average 19.0) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-23 07:16:21,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:21,690 INFO L93 Difference]: Finished difference Result 397 states and 547 transitions. [2023-11-23 07:16:21,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 07:16:21,691 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.0) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) Word has length 222 [2023-11-23 07:16:21,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:21,694 INFO L225 Difference]: With dead ends: 397 [2023-11-23 07:16:21,694 INFO L226 Difference]: Without dead ends: 218 [2023-11-23 07:16:21,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-23 07:16:21,697 INFO L413 NwaCegarLoop]: 245 mSDtfsCounter, 1 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 976 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:21,698 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 976 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 07:16:21,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2023-11-23 07:16:21,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2023-11-23 07:16:21,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 136 states have (on average 1.2647058823529411) internal successors, (172), 140 states have internal predecessors, (172), 55 states have call successors, (55), 20 states have call predecessors, (55), 26 states have return successors, (71), 57 states have call predecessors, (71), 54 states have call successors, (71) [2023-11-23 07:16:21,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 298 transitions. [2023-11-23 07:16:21,710 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 298 transitions. Word has length 222 [2023-11-23 07:16:21,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:21,710 INFO L495 AbstractCegarLoop]: Abstraction has 218 states and 298 transitions. [2023-11-23 07:16:21,710 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.0) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-23 07:16:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 298 transitions. [2023-11-23 07:16:21,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-23 07:16:21,712 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:21,712 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:21,742 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 07:16:21,929 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,SelfDestructingSolverStorable7 [2023-11-23 07:16:21,929 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:21,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:21,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1968032542, now seen corresponding path program 1 times [2023-11-23 07:16:21,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:21,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726989189] [2023-11-23 07:16:21,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:21,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 07:16:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-23 07:16:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 07:16:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 07:16:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 07:16:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 07:16:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-23 07:16:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-23 07:16:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-23 07:16:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 07:16:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 07:16:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-23 07:16:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 07:16:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 07:16:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 07:16:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:23,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-23 07:16:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-23 07:16:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-23 07:16:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 07:16:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 07:16:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-23 07:16:24,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-23 07:16:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-23 07:16:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-23 07:16:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 07:16:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-23 07:16:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-23 07:16:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-23 07:16:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-11-23 07:16:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-23 07:16:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:24,151 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2023-11-23 07:16:24,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:24,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726989189] [2023-11-23 07:16:24,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726989189] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 07:16:24,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 07:16:24,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-23 07:16:24,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306050866] [2023-11-23 07:16:24,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:16:24,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-23 07:16:24,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:24,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-23 07:16:24,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2023-11-23 07:16:24,153 INFO L87 Difference]: Start difference. First operand 218 states and 298 transitions. Second operand has 13 states, 11 states have (on average 6.454545454545454) internal successors, (71), 9 states have internal predecessors, (71), 4 states have call successors, (38), 5 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2023-11-23 07:16:27,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:27,099 INFO L93 Difference]: Finished difference Result 401 states and 557 transitions. [2023-11-23 07:16:27,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-23 07:16:27,099 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 6.454545454545454) internal successors, (71), 9 states have internal predecessors, (71), 4 states have call successors, (38), 5 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) Word has length 225 [2023-11-23 07:16:27,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:27,101 INFO L225 Difference]: With dead ends: 401 [2023-11-23 07:16:27,101 INFO L226 Difference]: Without dead ends: 234 [2023-11-23 07:16:27,102 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2023-11-23 07:16:27,102 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 373 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 2027 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 2247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 2027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:27,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [399 Valid, 511 Invalid, 2247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 2027 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-23 07:16:27,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2023-11-23 07:16:27,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 222. [2023-11-23 07:16:27,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 139 states have (on average 1.2661870503597121) internal successors, (176), 144 states have internal predecessors, (176), 55 states have call successors, (55), 20 states have call predecessors, (55), 27 states have return successors, (72), 57 states have call predecessors, (72), 54 states have call successors, (72) [2023-11-23 07:16:27,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 303 transitions. [2023-11-23 07:16:27,126 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 303 transitions. Word has length 225 [2023-11-23 07:16:27,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:27,126 INFO L495 AbstractCegarLoop]: Abstraction has 222 states and 303 transitions. [2023-11-23 07:16:27,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 6.454545454545454) internal successors, (71), 9 states have internal predecessors, (71), 4 states have call successors, (38), 5 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2023-11-23 07:16:27,127 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 303 transitions. [2023-11-23 07:16:27,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-23 07:16:27,128 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:27,128 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:27,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-23 07:16:27,128 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:27,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:27,129 INFO L85 PathProgramCache]: Analyzing trace with hash 919208804, now seen corresponding path program 1 times [2023-11-23 07:16:27,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:27,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082994646] [2023-11-23 07:16:27,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:27,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 07:16:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-23 07:16:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 07:16:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 07:16:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:27,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 07:16:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 07:16:27,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-23 07:16:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-23 07:16:27,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-23 07:16:27,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-23 07:16:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 07:16:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-23 07:16:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 07:16:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 07:16:27,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 07:16:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-23 07:16:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-23 07:16:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-23 07:16:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 07:16:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 07:16:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:27,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-23 07:16:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-23 07:16:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-23 07:16:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-23 07:16:28,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 07:16:28,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-23 07:16:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-23 07:16:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-23 07:16:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-11-23 07:16:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-23 07:16:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2023-11-23 07:16:28,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:28,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082994646] [2023-11-23 07:16:28,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082994646] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 07:16:28,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 07:16:28,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 07:16:28,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749365726] [2023-11-23 07:16:28,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:16:28,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 07:16:28,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:28,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 07:16:28,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-23 07:16:28,106 INFO L87 Difference]: Start difference. First operand 222 states and 303 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (38), 5 states have call predecessors, (38), 2 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-23 07:16:29,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:29,615 INFO L93 Difference]: Finished difference Result 406 states and 563 transitions. [2023-11-23 07:16:29,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 07:16:29,615 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (38), 5 states have call predecessors, (38), 2 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 225 [2023-11-23 07:16:29,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:29,617 INFO L225 Difference]: With dead ends: 406 [2023-11-23 07:16:29,617 INFO L226 Difference]: Without dead ends: 235 [2023-11-23 07:16:29,617 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2023-11-23 07:16:29,618 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 353 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 721 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:29,618 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 231 Invalid, 932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 721 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-23 07:16:29,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2023-11-23 07:16:29,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 224. [2023-11-23 07:16:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 140 states have (on average 1.2642857142857142) internal successors, (177), 145 states have internal predecessors, (177), 56 states have call successors, (56), 20 states have call predecessors, (56), 27 states have return successors, (76), 58 states have call predecessors, (76), 55 states have call successors, (76) [2023-11-23 07:16:29,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 309 transitions. [2023-11-23 07:16:29,639 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 309 transitions. Word has length 225 [2023-11-23 07:16:29,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:29,640 INFO L495 AbstractCegarLoop]: Abstraction has 224 states and 309 transitions. [2023-11-23 07:16:29,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (38), 5 states have call predecessors, (38), 2 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-23 07:16:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 309 transitions. [2023-11-23 07:16:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-23 07:16:29,641 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:29,642 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:29,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-23 07:16:29,642 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:29,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:29,642 INFO L85 PathProgramCache]: Analyzing trace with hash 2019692835, now seen corresponding path program 1 times [2023-11-23 07:16:29,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:29,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414642380] [2023-11-23 07:16:29,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:29,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 07:16:30,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-23 07:16:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 07:16:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 07:16:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:30,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 07:16:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 07:16:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-23 07:16:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-23 07:16:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-23 07:16:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-23 07:16:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-23 07:16:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-23 07:16:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 07:16:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-23 07:16:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 07:16:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-23 07:16:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-23 07:16:30,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 07:16:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 07:16:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-23 07:16:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-23 07:16:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-23 07:16:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-23 07:16:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-11-23 07:16:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-23 07:16:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-23 07:16:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 07:16:30,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-23 07:16:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-23 07:16:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-11-23 07:16:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 07:16:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:30,807 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2023-11-23 07:16:30,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:30,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414642380] [2023-11-23 07:16:30,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414642380] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 07:16:30,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059452173] [2023-11-23 07:16:30,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:30,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:30,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:30,809 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 07:16:30,832 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 07:16:31,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:31,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 2994 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-23 07:16:31,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:16:31,707 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 31 treesize of output 15 [2023-11-23 07:16:31,933 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 301 proven. 6 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2023-11-23 07:16:31,933 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 07:16:32,381 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2023-11-23 07:16:32,382 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 24 treesize of output 19 [2023-11-23 07:16:32,445 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 12 proven. 27 refuted. 0 times theorem prover too weak. 708 trivial. 0 not checked. [2023-11-23 07:16:32,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2059452173] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 07:16:32,445 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 07:16:32,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15, 14] total 30 [2023-11-23 07:16:32,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248170057] [2023-11-23 07:16:32,445 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 07:16:32,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-11-23 07:16:32,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:32,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-11-23 07:16:32,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=781, Unknown=0, NotChecked=0, Total=870 [2023-11-23 07:16:32,447 INFO L87 Difference]: Start difference. First operand 224 states and 309 transitions. Second operand has 30 states, 24 states have (on average 6.416666666666667) internal successors, (154), 27 states have internal predecessors, (154), 9 states have call successors, (78), 6 states have call predecessors, (78), 11 states have return successors, (69), 6 states have call predecessors, (69), 9 states have call successors, (69) [2023-11-23 07:16:42,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 07:16:46,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:16:46,171 INFO L93 Difference]: Finished difference Result 591 states and 856 transitions. [2023-11-23 07:16:46,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-11-23 07:16:46,172 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 24 states have (on average 6.416666666666667) internal successors, (154), 27 states have internal predecessors, (154), 9 states have call successors, (78), 6 states have call predecessors, (78), 11 states have return successors, (69), 6 states have call predecessors, (69), 9 states have call successors, (69) Word has length 231 [2023-11-23 07:16:46,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:16:46,174 INFO L225 Difference]: With dead ends: 591 [2023-11-23 07:16:46,174 INFO L226 Difference]: Without dead ends: 403 [2023-11-23 07:16:46,176 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 590 GetRequests, 516 SyntacticMatches, 6 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1051 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=609, Invalid=4221, Unknown=0, NotChecked=0, Total=4830 [2023-11-23 07:16:46,176 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 550 mSDsluCounter, 721 mSDsCounter, 0 mSdLazyCounter, 4371 mSolverCounterSat, 324 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 576 SdHoareTripleChecker+Valid, 803 SdHoareTripleChecker+Invalid, 4696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 4371 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-23 07:16:46,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [576 Valid, 803 Invalid, 4696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 4371 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2023-11-23 07:16:46,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2023-11-23 07:16:46,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 379. [2023-11-23 07:16:46,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 241 states have (on average 1.2904564315352698) internal successors, (311), 250 states have internal predecessors, (311), 93 states have call successors, (93), 33 states have call predecessors, (93), 44 states have return successors, (128), 95 states have call predecessors, (128), 91 states have call successors, (128) [2023-11-23 07:16:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 532 transitions. [2023-11-23 07:16:46,206 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 532 transitions. Word has length 231 [2023-11-23 07:16:46,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:16:46,206 INFO L495 AbstractCegarLoop]: Abstraction has 379 states and 532 transitions. [2023-11-23 07:16:46,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 24 states have (on average 6.416666666666667) internal successors, (154), 27 states have internal predecessors, (154), 9 states have call successors, (78), 6 states have call predecessors, (78), 11 states have return successors, (69), 6 states have call predecessors, (69), 9 states have call successors, (69) [2023-11-23 07:16:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 532 transitions. [2023-11-23 07:16:46,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-11-23 07:16:46,208 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:16:46,208 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:46,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-23 07:16:46,424 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 07:16:46,425 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:16:46,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:16:46,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1485382395, now seen corresponding path program 1 times [2023-11-23 07:16:46,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:16:46,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25837266] [2023-11-23 07:16:46,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:46,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:16:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:46,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:46,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 07:16:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:46,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-23 07:16:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:46,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 07:16:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 07:16:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 07:16:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 07:16:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-23 07:16:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:16:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-23 07:16:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-23 07:16:47,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 07:16:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-23 07:16:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-23 07:16:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 07:16:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-23 07:16:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 07:16:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-23 07:16:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 07:16:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 07:16:47,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-23 07:16:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-23 07:16:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-23 07:16:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 07:16:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 07:16:47,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-23 07:16:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-23 07:16:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-23 07:16:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 07:16:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2023-11-23 07:16:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-23 07:16:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-23 07:16:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-23 07:16:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:16:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:47,567 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 33 proven. 23 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2023-11-23 07:16:47,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:16:47,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25837266] [2023-11-23 07:16:47,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25837266] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 07:16:47,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001154237] [2023-11-23 07:16:47,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:16:47,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:16:47,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:16:47,578 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 07:16:47,579 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 07:16:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:16:48,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-23 07:16:48,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:16:48,359 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 15 treesize of output 1 [2023-11-23 07:16:48,362 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 15 treesize of output 1 [2023-11-23 07:16:48,366 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 39 treesize of output 1 [2023-11-23 07:16:48,766 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 292 proven. 2 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2023-11-23 07:16:48,767 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 07:16:49,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1001154237] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 07:16:49,104 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-23 07:16:49,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 17] total 24 [2023-11-23 07:16:49,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200755440] [2023-11-23 07:16:49,105 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-23 07:16:49,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-11-23 07:16:49,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:16:49,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-11-23 07:16:49,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=682, Unknown=0, NotChecked=0, Total=756 [2023-11-23 07:16:49,108 INFO L87 Difference]: Start difference. First operand 379 states and 532 transitions. Second operand has 24 states, 19 states have (on average 7.157894736842105) internal successors, (136), 19 states have internal predecessors, (136), 9 states have call successors, (75), 6 states have call predecessors, (75), 8 states have return successors, (70), 7 states have call predecessors, (70), 9 states have call successors, (70) [2023-11-23 07:17:00,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:17:00,387 INFO L93 Difference]: Finished difference Result 866 states and 1219 transitions. [2023-11-23 07:17:00,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-11-23 07:17:00,387 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 19 states have (on average 7.157894736842105) internal successors, (136), 19 states have internal predecessors, (136), 9 states have call successors, (75), 6 states have call predecessors, (75), 8 states have return successors, (70), 7 states have call predecessors, (70), 9 states have call successors, (70) Word has length 240 [2023-11-23 07:17:00,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:17:00,391 INFO L225 Difference]: With dead ends: 866 [2023-11-23 07:17:00,391 INFO L226 Difference]: Without dead ends: 527 [2023-11-23 07:17:00,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 474 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 526 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=335, Invalid=2527, Unknown=0, NotChecked=0, Total=2862 [2023-11-23 07:17:00,393 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 477 mSDsluCounter, 887 mSDsCounter, 0 mSdLazyCounter, 4576 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 950 SdHoareTripleChecker+Invalid, 4876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 4576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2023-11-23 07:17:00,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [513 Valid, 950 Invalid, 4876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 4576 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2023-11-23 07:17:00,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2023-11-23 07:17:00,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 512. [2023-11-23 07:17:00,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 325 states have (on average 1.2769230769230768) internal successors, (415), 339 states have internal predecessors, (415), 127 states have call successors, (127), 46 states have call predecessors, (127), 59 states have return successors, (178), 126 states have call predecessors, (178), 125 states have call successors, (178) [2023-11-23 07:17:00,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 720 transitions. [2023-11-23 07:17:00,440 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 720 transitions. Word has length 240 [2023-11-23 07:17:00,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:17:00,440 INFO L495 AbstractCegarLoop]: Abstraction has 512 states and 720 transitions. [2023-11-23 07:17:00,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 19 states have (on average 7.157894736842105) internal successors, (136), 19 states have internal predecessors, (136), 9 states have call successors, (75), 6 states have call predecessors, (75), 8 states have return successors, (70), 7 states have call predecessors, (70), 9 states have call successors, (70) [2023-11-23 07:17:00,441 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 720 transitions. [2023-11-23 07:17:00,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-11-23 07:17:00,445 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:17:00,445 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:17:00,461 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 07:17:00,652 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 07:17:00,652 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:17:00,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:17:00,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1114330748, now seen corresponding path program 1 times [2023-11-23 07:17:00,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:17:00,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340958986] [2023-11-23 07:17:00,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:17:00,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:17:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:00,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:17:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:00,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 07:17:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:00,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-23 07:17:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:00,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-23 07:17:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 07:17:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:17:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:17:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 07:17:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-23 07:17:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-23 07:17:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 07:17:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-23 07:17:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-23 07:17:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:17:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 07:17:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-23 07:17:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-23 07:17:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 07:17:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-23 07:17:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 07:17:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-23 07:17:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 07:17:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 07:17:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 07:17:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-23 07:17:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 07:17:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 07:17:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-23 07:17:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-23 07:17:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-23 07:17:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-23 07:17:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:17:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 07:17:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-11-23 07:17:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2023-11-23 07:17:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-23 07:17:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:17:01,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-23 07:17:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2023-11-23 07:17:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 07:17:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:01,481 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 782 trivial. 0 not checked. [2023-11-23 07:17:01,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:17:01,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340958986] [2023-11-23 07:17:01,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340958986] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 07:17:01,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [524393973] [2023-11-23 07:17:01,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:17:01,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:17:01,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:17:01,494 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 07:17:01,495 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 07:17:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:17:02,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 3090 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 07:17:02,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:17:02,290 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 404 proven. 46 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2023-11-23 07:17:02,290 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 07:17:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 782 trivial. 0 not checked. [2023-11-23 07:17:02,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [524393973] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 07:17:02,485 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 07:17:02,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 15 [2023-11-23 07:17:02,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576924381] [2023-11-23 07:17:02,485 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 07:17:02,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-23 07:17:02,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:17:02,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-23 07:17:02,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2023-11-23 07:17:02,487 INFO L87 Difference]: Start difference. First operand 512 states and 720 transitions. Second operand has 15 states, 15 states have (on average 11.8) internal successors, (177), 12 states have internal predecessors, (177), 9 states have call successors, (98), 6 states have call predecessors, (98), 5 states have return successors, (92), 9 states have call predecessors, (92), 9 states have call successors, (92) [2023-11-23 07:17:04,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:17:04,061 INFO L93 Difference]: Finished difference Result 691 states and 943 transitions. [2023-11-23 07:17:04,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 07:17:04,077 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 11.8) internal successors, (177), 12 states have internal predecessors, (177), 9 states have call successors, (98), 6 states have call predecessors, (98), 5 states have return successors, (92), 9 states have call predecessors, (92), 9 states have call successors, (92) Word has length 252 [2023-11-23 07:17:04,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:17:04,078 INFO L225 Difference]: With dead ends: 691 [2023-11-23 07:17:04,078 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 07:17:04,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 595 GetRequests, 575 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2023-11-23 07:17:04,083 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 199 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 625 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-23 07:17:04,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 441 Invalid, 686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 625 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-23 07:17:04,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 07:17:04,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 07:17:04,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 07:17:04,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 07:17:04,088 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 252 [2023-11-23 07:17:04,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:17:04,088 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 07:17:04,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.8) internal successors, (177), 12 states have internal predecessors, (177), 9 states have call successors, (98), 6 states have call predecessors, (98), 5 states have return successors, (92), 9 states have call predecessors, (92), 9 states have call successors, (92) [2023-11-23 07:17:04,088 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 07:17:04,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 07:17:04,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 07:17:04,126 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 07:17:04,324 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 07:17:04,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 07:17:06,769 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6931 6936) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (< |#StackHeapBarrier| 1)) [2023-11-23 07:17:06,769 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2023-11-23 07:17:06,769 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2023-11-23 07:17:06,769 INFO L895 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (< |#StackHeapBarrier| 1)) [2023-11-23 07:17:06,769 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2023-11-23 07:17:06,769 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2023-11-23 07:17:06,770 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2586 2594) the Hoare annotation is: (or (< |#StackHeapBarrier| 1) (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |#memory_int#8| |old(#memory_int#8)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_$Pointer$#9.offset| |old(#memory_$Pointer$#9.offset)|) (= |old(#memory_$Pointer$#8.base)| |#memory_$Pointer$#8.base|) (= |old(#memory_$Pointer$#7.base)| |#memory_$Pointer$#7.base|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |#memory_real#7| |old(#memory_real#7)|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_int#9| |old(#memory_int#9)|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_$Pointer$#7.offset| |old(#memory_$Pointer$#7.offset)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |old(#memory_$Pointer$#10.base)| |#memory_$Pointer$#10.base|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#10| |old(#memory_int#10)|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |#memory_real#9| |old(#memory_real#9)|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#memory_$Pointer$#9.base)| |#memory_$Pointer$#9.base|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_$Pointer$#8.offset| |old(#memory_$Pointer$#8.offset)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#8| |old(#memory_real#8)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |old(#memory_real#10)| |#memory_real#10|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#memory_$Pointer$#10.offset)| |#memory_$Pointer$#10.offset|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|) (= |#memory_int#7| |old(#memory_int#7)|))) [2023-11-23 07:17:06,770 INFO L899 garLoopResultBuilder]: For program point aws_mul_u64_checked_returnLabel#1(lines 2497 2502) no Hoare annotation was computed. [2023-11-23 07:17:06,770 INFO L895 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (< |#StackHeapBarrier| 1) (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |#memory_int#8| |old(#memory_int#8)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_$Pointer$#9.offset| |old(#memory_$Pointer$#9.offset)|) (= |old(#memory_$Pointer$#8.base)| |#memory_$Pointer$#8.base|) (= |old(#memory_$Pointer$#7.base)| |#memory_$Pointer$#7.base|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |#memory_real#7| |old(#memory_real#7)|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_int#9| |old(#memory_int#9)|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_$Pointer$#7.offset| |old(#memory_$Pointer$#7.offset)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |old(#memory_$Pointer$#10.base)| |#memory_$Pointer$#10.base|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#10| |old(#memory_int#10)|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |#memory_real#9| |old(#memory_real#9)|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#memory_$Pointer$#9.base)| |#memory_$Pointer$#9.base|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_$Pointer$#8.offset| |old(#memory_$Pointer$#8.offset)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#8| |old(#memory_real#8)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |old(#memory_real#10)| |#memory_real#10|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#memory_$Pointer$#10.offset)| |#memory_$Pointer$#10.offset|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|) (= |#memory_int#7| |old(#memory_int#7)|))) [2023-11-23 07:17:06,771 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2023-11-23 07:17:06,771 INFO L895 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: (or (= ~tl_last_error~0 |old(~tl_last_error~0)|) (< |#StackHeapBarrier| 1)) [2023-11-23 07:17:06,771 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2023-11-23 07:17:06,771 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 266) the Hoare annotation is: true [2023-11-23 07:17:06,771 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: (or (= ~tl_last_error~0 |old(~tl_last_error~0)|) (< |#StackHeapBarrier| 1)) [2023-11-23 07:17:06,771 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-23 07:17:06,771 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-23 07:17:06,771 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-23 07:17:06,771 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-23 07:17:06,771 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-23 07:17:06,772 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-23 07:17:06,772 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-23 07:17:06,773 INFO L902 garLoopResultBuilder]: At program point L9606-5(line 9606) the Hoare annotation is: true [2023-11-23 07:17:06,773 INFO L899 garLoopResultBuilder]: For program point L9606-6(lines 9569 9607) no Hoare annotation was computed. [2023-11-23 07:17:06,773 INFO L902 garLoopResultBuilder]: At program point L9583-2(lines 9583 9602) the Hoare annotation is: true [2023-11-23 07:17:06,773 INFO L899 garLoopResultBuilder]: For program point L9584-4(line 9584) no Hoare annotation was computed. [2023-11-23 07:17:06,773 INFO L899 garLoopResultBuilder]: For program point L9584(line 9584) no Hoare annotation was computed. [2023-11-23 07:17:06,774 INFO L899 garLoopResultBuilder]: For program point L9584-2(line 9584) no Hoare annotation was computed. [2023-11-23 07:17:06,774 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9569 9607) the Hoare annotation is: true [2023-11-23 07:17:06,774 INFO L899 garLoopResultBuilder]: For program point L9107(lines 9107 9111) no Hoare annotation was computed. [2023-11-23 07:17:06,774 INFO L902 garLoopResultBuilder]: At program point L9570(line 9570) the Hoare annotation is: true [2023-11-23 07:17:06,774 INFO L899 garLoopResultBuilder]: For program point L9595(line 9595) no Hoare annotation was computed. [2023-11-23 07:17:06,774 INFO L902 garLoopResultBuilder]: At program point L9570-1(line 9570) the Hoare annotation is: true [2023-11-23 07:17:06,774 INFO L899 garLoopResultBuilder]: For program point L9570-2(line 9570) no Hoare annotation was computed. [2023-11-23 07:17:06,775 INFO L902 garLoopResultBuilder]: At program point L9108(line 9108) the Hoare annotation is: true [2023-11-23 07:17:06,775 INFO L902 garLoopResultBuilder]: At program point L9108-1(line 9108) the Hoare annotation is: true [2023-11-23 07:17:06,775 INFO L899 garLoopResultBuilder]: For program point L9587(lines 9587 9589) no Hoare annotation was computed. [2023-11-23 07:17:06,776 INFO L899 garLoopResultBuilder]: For program point L9108-2(line 9108) no Hoare annotation was computed. [2023-11-23 07:17:06,776 INFO L899 garLoopResultBuilder]: For program point L9595-2(line 9595) no Hoare annotation was computed. [2023-11-23 07:17:06,776 INFO L899 garLoopResultBuilder]: For program point L9595-4(lines 9595 9597) no Hoare annotation was computed. [2023-11-23 07:17:06,776 INFO L902 garLoopResultBuilder]: At program point L9571(line 9571) the Hoare annotation is: true [2023-11-23 07:17:06,777 INFO L899 garLoopResultBuilder]: For program point L9571-1(line 9571) no Hoare annotation was computed. [2023-11-23 07:17:06,778 INFO L899 garLoopResultBuilder]: For program point L9605(line 9605) no Hoare annotation was computed. [2023-11-23 07:17:06,778 INFO L899 garLoopResultBuilder]: For program point L9572(line 9572) no Hoare annotation was computed. [2023-11-23 07:17:06,778 INFO L899 garLoopResultBuilder]: For program point L9605-1(line 9605) no Hoare annotation was computed. [2023-11-23 07:17:06,778 INFO L902 garLoopResultBuilder]: At program point L9605-2(line 9605) the Hoare annotation is: true [2023-11-23 07:17:06,778 INFO L902 garLoopResultBuilder]: At program point L9572-2(line 9572) the Hoare annotation is: true [2023-11-23 07:17:06,778 INFO L899 garLoopResultBuilder]: For program point L9572-3(line 9572) no Hoare annotation was computed. [2023-11-23 07:17:06,778 INFO L899 garLoopResultBuilder]: For program point L9110-1(line 9110) no Hoare annotation was computed. [2023-11-23 07:17:06,778 INFO L902 garLoopResultBuilder]: At program point L9110-2(line 9110) the Hoare annotation is: true [2023-11-23 07:17:06,779 INFO L899 garLoopResultBuilder]: For program point L9110-3(line 9110) no Hoare annotation was computed. [2023-11-23 07:17:06,779 INFO L899 garLoopResultBuilder]: For program point s_remove_entryEXIT(lines 9569 9607) no Hoare annotation was computed. [2023-11-23 07:17:06,779 INFO L902 garLoopResultBuilder]: At program point L9110-5(line 9110) the Hoare annotation is: true [2023-11-23 07:17:06,779 INFO L899 garLoopResultBuilder]: For program point L9110-6(line 9110) no Hoare annotation was computed. [2023-11-23 07:17:06,779 INFO L902 garLoopResultBuilder]: At program point L9110-8(line 9110) the Hoare annotation is: true [2023-11-23 07:17:06,779 INFO L899 garLoopResultBuilder]: For program point L9606-1(line 9606) no Hoare annotation was computed. [2023-11-23 07:17:06,779 INFO L902 garLoopResultBuilder]: At program point L9606-3(line 9606) the Hoare annotation is: true [2023-11-23 07:17:06,779 INFO L899 garLoopResultBuilder]: For program point L9606-4(line 9606) no Hoare annotation was computed. [2023-11-23 07:17:06,779 INFO L899 garLoopResultBuilder]: For program point L9606(line 9606) no Hoare annotation was computed. [2023-11-23 07:17:06,780 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#5EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,780 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,780 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,780 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,780 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#4EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,780 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,780 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#7EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,780 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-23 07:17:06,780 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-23 07:17:06,781 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#6EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,781 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,781 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,781 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,781 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#1EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,781 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,781 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,781 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#0EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,781 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,782 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,782 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#3EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,782 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,782 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,782 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#2EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,782 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,782 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,782 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,782 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#10EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,782 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,783 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,783 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#9EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,783 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,783 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,783 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#8EXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,783 INFO L899 garLoopResultBuilder]: For program point hash_table_state_is_validEXIT(lines 9965 10012) no Hoare annotation was computed. [2023-11-23 07:17:06,783 INFO L899 garLoopResultBuilder]: For program point L9967(lines 9967 9971) no Hoare annotation was computed. [2023-11-23 07:17:06,783 INFO L899 garLoopResultBuilder]: For program point hash_table_state_is_validFINAL(lines 9965 10012) no Hoare annotation was computed. [2023-11-23 07:17:06,783 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9965 10012) the Hoare annotation is: true [2023-11-23 07:17:06,784 INFO L895 garLoopResultBuilder]: At program point L9993(line 9993) the Hoare annotation is: (let ((.cse1 (select (select |#memory_int#7| |hash_table_state_is_valid_#in~map.base|) (+ 40 |hash_table_state_is_valid_#in~map.offset|)))) (let ((.cse0 (and (= .cse1 |hash_table_state_is_valid_#t~mem1495|) (= hash_table_state_is_valid_~map.offset |hash_table_state_is_valid_#in~map.offset|) (= |hash_table_state_is_valid_#in~map.base| hash_table_state_is_valid_~map.base) (or (and (exists ((hash_table_state_is_valid_~map.base Int) (hash_table_state_is_valid_~map.offset Int)) (let ((.cse2 (select (select |#memory_int#7| hash_table_state_is_valid_~map.base) (+ 40 hash_table_state_is_valid_~map.offset)))) (and (= |hash_table_state_is_valid_#t~mem1495| .cse2) (<= 2 (mod .cse2 18446744073709551616))))) (= hash_table_state_is_valid_~size_at_least_two~0 1)) (and (= hash_table_state_is_valid_~size_at_least_two~0 0) (exists ((hash_table_state_is_valid_~map.base Int) (hash_table_state_is_valid_~map.offset Int)) (let ((.cse3 (select (select |#memory_int#7| hash_table_state_is_valid_~map.base) (+ 40 hash_table_state_is_valid_~map.offset)))) (and (= |hash_table_state_is_valid_#t~mem1495| .cse3) (<= (mod .cse3 18446744073709551616) 1))))))))) (and (or (not (= |hash_table_state_is_valid_#in~map.offset| 0)) (not (= |hash_table_state_is_valid_#in~map.base| 0))) (or (forall ((|v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base_BEFORE_CALL_8| Int) (|v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset_BEFORE_CALL_8| Int)) (not (= (mod (select (select |#memory_int#7| (select (select |#memory_$Pointer$#8.base| |v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base_BEFORE_CALL_8|) |v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset_BEFORE_CALL_8|)) (+ 40 (select (select |#memory_$Pointer$#8.offset| |v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base_BEFORE_CALL_8|) |v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset_BEFORE_CALL_8|))) 18446744073709551616) 0))) .cse0) (or (< |#StackHeapBarrier| 1) .cse0) (or (not (= (mod .cse1 18446744073709551616) 0)) .cse0)))) [2023-11-23 07:17:06,784 INFO L899 garLoopResultBuilder]: For program point L9993-1(line 9993) no Hoare annotation was computed. [2023-11-23 07:17:06,784 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-23 07:17:06,784 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-23 07:17:06,784 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-23 07:17:06,784 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-23 07:17:06,784 INFO L902 garLoopResultBuilder]: At program point L9850(line 9850) the Hoare annotation is: true [2023-11-23 07:17:06,784 INFO L899 garLoopResultBuilder]: For program point L9858-2(lines 9858 9860) no Hoare annotation was computed. [2023-11-23 07:17:06,785 INFO L899 garLoopResultBuilder]: For program point L9858-4(lines 9858 9860) no Hoare annotation was computed. [2023-11-23 07:17:06,785 INFO L902 garLoopResultBuilder]: At program point L9842(line 9842) the Hoare annotation is: true [2023-11-23 07:17:06,785 INFO L899 garLoopResultBuilder]: For program point L9850-1(line 9850) no Hoare annotation was computed. [2023-11-23 07:17:06,785 INFO L902 garLoopResultBuilder]: At program point L9842-1(line 9842) the Hoare annotation is: true [2023-11-23 07:17:06,785 INFO L899 garLoopResultBuilder]: For program point L9842-2(line 9842) no Hoare annotation was computed. [2023-11-23 07:17:06,785 INFO L902 garLoopResultBuilder]: At program point L9843(line 9843) the Hoare annotation is: true [2023-11-23 07:17:06,785 INFO L899 garLoopResultBuilder]: For program point L9843-1(line 9843) no Hoare annotation was computed. [2023-11-23 07:17:06,785 INFO L899 garLoopResultBuilder]: For program point L9852(lines 9852 9854) no Hoare annotation was computed. [2023-11-23 07:17:06,785 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_deleteEXIT(lines 9837 9870) no Hoare annotation was computed. [2023-11-23 07:17:06,785 INFO L899 garLoopResultBuilder]: For program point L9848(lines 9848 9855) no Hoare annotation was computed. [2023-11-23 07:17:06,786 INFO L899 garLoopResultBuilder]: For program point L9848-1(lines 9848 9855) no Hoare annotation was computed. [2023-11-23 07:17:06,786 INFO L902 garLoopResultBuilder]: At program point L9869(line 9869) the Hoare annotation is: true [2023-11-23 07:17:06,786 INFO L902 garLoopResultBuilder]: At program point L9869-1(line 9869) the Hoare annotation is: true [2023-11-23 07:17:06,786 INFO L899 garLoopResultBuilder]: For program point L9869-2(line 9869) no Hoare annotation was computed. [2023-11-23 07:17:06,786 INFO L902 garLoopResultBuilder]: At program point L9840(line 9840) the Hoare annotation is: true [2023-11-23 07:17:06,786 INFO L899 garLoopResultBuilder]: For program point L9840-1(line 9840) no Hoare annotation was computed. [2023-11-23 07:17:06,787 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9837 9870) the Hoare annotation is: true [2023-11-23 07:17:06,787 INFO L902 garLoopResultBuilder]: At program point L9853(line 9853) the Hoare annotation is: true [2023-11-23 07:17:06,787 INFO L899 garLoopResultBuilder]: For program point L9853-1(line 9853) no Hoare annotation was computed. [2023-11-23 07:17:06,787 INFO L902 garLoopResultBuilder]: At program point L9857(line 9857) the Hoare annotation is: true [2023-11-23 07:17:06,787 INFO L899 garLoopResultBuilder]: For program point L9857-1(line 9857) no Hoare annotation was computed. [2023-11-23 07:17:06,787 INFO L899 garLoopResultBuilder]: For program point L9849(lines 9849 9851) no Hoare annotation was computed. [2023-11-23 07:17:06,787 INFO L899 garLoopResultBuilder]: For program point L9849-2(lines 9849 9851) no Hoare annotation was computed. [2023-11-23 07:17:06,787 INFO L902 garLoopResultBuilder]: At program point L9866(line 9866) the Hoare annotation is: true [2023-11-23 07:17:06,787 INFO L899 garLoopResultBuilder]: For program point L9858(line 9858) no Hoare annotation was computed. [2023-11-23 07:17:06,787 INFO L899 garLoopResultBuilder]: For program point L9866-1(line 9866) no Hoare annotation was computed. [2023-11-23 07:17:06,788 INFO L895 garLoopResultBuilder]: At program point L10074(line 10074) the Hoare annotation is: (or (= hash_table_state_required_bytes_~size |hash_table_state_required_bytes_#in~size|) (< |#StackHeapBarrier| 1)) [2023-11-23 07:17:06,788 INFO L899 garLoopResultBuilder]: For program point L10070-1(line 10070) no Hoare annotation was computed. [2023-11-23 07:17:06,789 INFO L899 garLoopResultBuilder]: For program point L10070-2(lines 10070 10072) no Hoare annotation was computed. [2023-11-23 07:17:06,789 INFO L899 garLoopResultBuilder]: For program point L10074-1(line 10074) no Hoare annotation was computed. [2023-11-23 07:17:06,789 INFO L899 garLoopResultBuilder]: For program point L10074-2(lines 10074 10076) no Hoare annotation was computed. [2023-11-23 07:17:06,790 INFO L899 garLoopResultBuilder]: For program point hash_table_state_required_bytesEXIT(lines 10067 10079) no Hoare annotation was computed. [2023-11-23 07:17:06,790 INFO L895 garLoopResultBuilder]: At program point L10070(line 10070) the Hoare annotation is: (or (and (= hash_table_state_required_bytes_~size |hash_table_state_required_bytes_#in~size|) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) (< |#StackHeapBarrier| 1)) [2023-11-23 07:17:06,790 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 10067 10079) the Hoare annotation is: (or (< |#StackHeapBarrier| 1) (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |#memory_int#8| |old(#memory_int#8)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_$Pointer$#9.offset| |old(#memory_$Pointer$#9.offset)|) (= |old(#memory_$Pointer$#8.base)| |#memory_$Pointer$#8.base|) (= |old(#memory_$Pointer$#7.base)| |#memory_$Pointer$#7.base|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |#memory_real#7| |old(#memory_real#7)|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_int#9| |old(#memory_int#9)|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_$Pointer$#7.offset| |old(#memory_$Pointer$#7.offset)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |old(#memory_$Pointer$#10.base)| |#memory_$Pointer$#10.base|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#10| |old(#memory_int#10)|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |#memory_real#9| |old(#memory_real#9)|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#memory_$Pointer$#9.base)| |#memory_$Pointer$#9.base|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_$Pointer$#8.offset| |old(#memory_$Pointer$#8.offset)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#8| |old(#memory_real#8)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |old(#memory_real#10)| |#memory_real#10|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#memory_$Pointer$#10.offset)| |#memory_$Pointer$#10.offset|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|) (= |#memory_int#7| |old(#memory_int#7)|))) [2023-11-23 07:17:06,790 INFO L899 garLoopResultBuilder]: For program point hash_table_state_required_bytesFINAL(lines 10067 10079) no Hoare annotation was computed. [2023-11-23 07:17:06,790 INFO L899 garLoopResultBuilder]: For program point L10042(line 10042) no Hoare annotation was computed. [2023-11-23 07:17:06,790 INFO L899 garLoopResultBuilder]: For program point L10030-1(lines 10030 10034) no Hoare annotation was computed. [2023-11-23 07:17:06,791 INFO L895 garLoopResultBuilder]: At program point L10030(line 10030) the Hoare annotation is: (or (and (= |aws_hash_iter_is_valid_#in~iter.base| 0) (= aws_hash_iter_is_valid_~iter.base 0)) (< |#StackHeapBarrier| 1)) [2023-11-23 07:17:06,791 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 10018 10059) the Hoare annotation is: true [2023-11-23 07:17:06,791 INFO L899 garLoopResultBuilder]: For program point L10020(lines 10020 10024) no Hoare annotation was computed. [2023-11-23 07:17:06,791 INFO L899 garLoopResultBuilder]: For program point L10051(line 10051) no Hoare annotation was computed. [2023-11-23 07:17:06,791 INFO L899 garLoopResultBuilder]: For program point L10051-1(line 10051) no Hoare annotation was computed. [2023-11-23 07:17:06,791 INFO L899 garLoopResultBuilder]: For program point L10045(line 10045) no Hoare annotation was computed. [2023-11-23 07:17:06,791 INFO L899 garLoopResultBuilder]: For program point L10045-1(line 10045) no Hoare annotation was computed. [2023-11-23 07:17:06,791 INFO L899 garLoopResultBuilder]: For program point L10045-3(line 10045) no Hoare annotation was computed. [2023-11-23 07:17:06,791 INFO L899 garLoopResultBuilder]: For program point L10051-3(line 10051) no Hoare annotation was computed. [2023-11-23 07:17:06,792 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_is_validEXIT(lines 10018 10059) no Hoare annotation was computed. [2023-11-23 07:17:06,792 INFO L899 garLoopResultBuilder]: For program point L10035(lines 10035 10039) no Hoare annotation was computed. [2023-11-23 07:17:06,792 INFO L899 garLoopResultBuilder]: For program point L10025(lines 10025 10029) no Hoare annotation was computed. [2023-11-23 07:17:06,792 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_is_validFINAL(lines 10018 10059) no Hoare annotation was computed. [2023-11-23 07:17:06,792 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,792 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-23 07:17:06,792 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 248 251) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (< |#StackHeapBarrier| 1)) [2023-11-23 07:17:06,792 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_plusEXIT(lines 248 251) no Hoare annotation was computed. [2023-11-23 07:17:06,792 INFO L899 garLoopResultBuilder]: For program point L9956-7(line 9956) no Hoare annotation was computed. [2023-11-23 07:17:06,792 INFO L899 garLoopResultBuilder]: For program point L9956-3(line 9956) no Hoare annotation was computed. [2023-11-23 07:17:06,793 INFO L895 garLoopResultBuilder]: At program point L9956-4(line 9956) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$#8.base| |aws_hash_table_is_valid_#in~map.base|) |aws_hash_table_is_valid_#in~map.offset|)) (.cse1 (< |#StackHeapBarrier| 1))) (and (or (forall ((|v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base_BEFORE_CALL_8| Int) (|v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset_BEFORE_CALL_8| Int)) (not (= (mod (select (select |#memory_int#7| (select (select |#memory_$Pointer$#8.base| |v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base_BEFORE_CALL_8|) |v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset_BEFORE_CALL_8|)) (+ 40 (select (select |#memory_$Pointer$#8.offset| |v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base_BEFORE_CALL_8|) |v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset_BEFORE_CALL_8|))) 18446744073709551616) 0))) (and (= |aws_hash_table_is_valid_#t~mem1488.offset| (select (select |#memory_$Pointer$#8.offset| |aws_hash_table_is_valid_#in~map.base|) |aws_hash_table_is_valid_#in~map.offset|)) (= |aws_hash_table_is_valid_#t~mem1488.base| .cse0)) .cse1) (or (let ((.cse2 (not (= (select (select |#memory_$Pointer$#8.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) 0))) (.cse3 (not (= (select (select |#memory_$Pointer$#8.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) 0)))) (and (or (= .cse0 0) |aws_hash_table_is_valid_#t~short1490|) (or (not (= |aws_hash_table_is_valid_#t~mem1488.offset| 0)) (not (= |aws_hash_table_is_valid_#t~mem1488.base| 0))) (= aws_hash_table_is_valid_~map.offset |aws_hash_table_is_valid_#in~map.offset|) (= |aws_hash_table_is_valid_#in~map.base| aws_hash_table_is_valid_~map.base) (or (not |aws_hash_table_is_valid_#t~short1487|) .cse2 .cse3) (or .cse2 .cse3 (not |aws_hash_table_is_valid_#t~short1490|)))) .cse1))) [2023-11-23 07:17:06,793 INFO L899 garLoopResultBuilder]: For program point L9956-5(line 9956) no Hoare annotation was computed. [2023-11-23 07:17:06,793 INFO L899 garLoopResultBuilder]: For program point aws_hash_table_is_validEXIT(lines 9954 9957) no Hoare annotation was computed. [2023-11-23 07:17:06,793 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 9954 9957) the Hoare annotation is: true [2023-11-23 07:17:06,793 INFO L899 garLoopResultBuilder]: For program point L9956(line 9956) no Hoare annotation was computed. [2023-11-23 07:17:06,793 INFO L899 garLoopResultBuilder]: For program point L9956-2(line 9956) no Hoare annotation was computed. [2023-11-23 07:17:06,793 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-23 07:17:06,793 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-23 07:17:06,794 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2023-11-23 07:17:06,794 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 256) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) (< |#StackHeapBarrier| 1)) [2023-11-23 07:17:06,794 INFO L899 garLoopResultBuilder]: For program point L2630-5(line 2630) no Hoare annotation was computed. [2023-11-23 07:17:06,794 INFO L899 garLoopResultBuilder]: For program point L2630-7(line 2630) no Hoare annotation was computed. [2023-11-23 07:17:06,794 INFO L899 garLoopResultBuilder]: For program point aws_is_power_of_twoEXIT(lines 2626 2631) no Hoare annotation was computed. [2023-11-23 07:17:06,794 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2626 2631) the Hoare annotation is: true [2023-11-23 07:17:06,794 INFO L899 garLoopResultBuilder]: For program point L2630(line 2630) no Hoare annotation was computed. [2023-11-23 07:17:06,794 INFO L899 garLoopResultBuilder]: For program point L2630-1(line 2630) no Hoare annotation was computed. [2023-11-23 07:17:06,794 INFO L899 garLoopResultBuilder]: For program point L2630-3(line 2630) no Hoare annotation was computed. [2023-11-23 07:17:06,795 INFO L895 garLoopResultBuilder]: At program point L2542(line 2542) the Hoare annotation is: (or (< |#StackHeapBarrier| 1) (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |#memory_int#8| |old(#memory_int#8)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_$Pointer$#9.offset| |old(#memory_$Pointer$#9.offset)|) (= |old(#memory_$Pointer$#8.base)| |#memory_$Pointer$#8.base|) (= |old(#memory_$Pointer$#7.base)| |#memory_$Pointer$#7.base|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |#memory_real#7| |old(#memory_real#7)|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_int#9| |old(#memory_int#9)|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_$Pointer$#7.offset| |old(#memory_$Pointer$#7.offset)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |old(#memory_$Pointer$#10.base)| |#memory_$Pointer$#10.base|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#10| |old(#memory_int#10)|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |#memory_real#9| |old(#memory_real#9)|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#memory_$Pointer$#9.base)| |#memory_$Pointer$#9.base|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_$Pointer$#8.offset| |old(#memory_$Pointer$#8.offset)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#8| |old(#memory_real#8)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |old(#memory_real#10)| |#memory_real#10|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#memory_$Pointer$#10.offset)| |#memory_$Pointer$#10.offset|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|) (= |#memory_int#7| |old(#memory_int#7)|))) [2023-11-23 07:17:06,796 INFO L899 garLoopResultBuilder]: For program point L2543-1(line 2543) no Hoare annotation was computed. [2023-11-23 07:17:06,796 INFO L895 garLoopResultBuilder]: At program point L2543(line 2543) the Hoare annotation is: (or (= ~tl_last_error~0 |old(~tl_last_error~0)|) (< |#StackHeapBarrier| 1)) [2023-11-23 07:17:06,796 INFO L899 garLoopResultBuilder]: For program point L2542-1(lines 2542 2543) no Hoare annotation was computed. [2023-11-23 07:17:06,797 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2613 2621) the Hoare annotation is: (or (< |#StackHeapBarrier| 1) (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |#memory_int#8| |old(#memory_int#8)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_$Pointer$#9.offset| |old(#memory_$Pointer$#9.offset)|) (= |old(#memory_$Pointer$#8.base)| |#memory_$Pointer$#8.base|) (= |old(#memory_$Pointer$#7.base)| |#memory_$Pointer$#7.base|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |#memory_real#7| |old(#memory_real#7)|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_int#9| |old(#memory_int#9)|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_$Pointer$#7.offset| |old(#memory_$Pointer$#7.offset)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |old(#memory_$Pointer$#10.base)| |#memory_$Pointer$#10.base|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#10| |old(#memory_int#10)|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |#memory_real#9| |old(#memory_real#9)|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#memory_$Pointer$#9.base)| |#memory_$Pointer$#9.base|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_$Pointer$#8.offset| |old(#memory_$Pointer$#8.offset)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#8| |old(#memory_real#8)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |old(#memory_real#10)| |#memory_real#10|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#memory_$Pointer$#10.offset)| |#memory_$Pointer$#10.offset|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|) (= |#memory_int#7| |old(#memory_int#7)|))) [2023-11-23 07:17:06,797 INFO L899 garLoopResultBuilder]: For program point aws_add_u64_checked_returnLabel#1(lines 2541 2546) no Hoare annotation was computed. [2023-11-23 07:17:06,797 INFO L899 garLoopResultBuilder]: For program point aws_add_size_checkedEXIT(lines 2613 2621) no Hoare annotation was computed. [2023-11-23 07:17:06,797 INFO L895 garLoopResultBuilder]: At program point L10098(line 10098) the Hoare annotation is: false [2023-11-23 07:17:06,797 INFO L899 garLoopResultBuilder]: For program point L6803-1(line 6803) no Hoare annotation was computed. [2023-11-23 07:17:06,797 INFO L895 garLoopResultBuilder]: At program point L6803(line 6803) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|)) [2023-11-23 07:17:06,797 INFO L895 garLoopResultBuilder]: At program point L6799-1(line 6799) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|)) [2023-11-23 07:17:06,797 INFO L895 garLoopResultBuilder]: At program point L10094-1(line 10094) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= 0 |ULTIMATE.start_aws_hash_iter_delete_harness_#t~ret1547#1|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0))) [2023-11-23 07:17:06,798 INFO L895 garLoopResultBuilder]: At program point L6799(line 6799) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|)) [2023-11-23 07:17:06,798 INFO L899 garLoopResultBuilder]: For program point L10094-2(line 10094) no Hoare annotation was computed. [2023-11-23 07:17:06,798 INFO L899 garLoopResultBuilder]: For program point L6803-3(line 6803) no Hoare annotation was computed. [2023-11-23 07:17:06,798 INFO L895 garLoopResultBuilder]: At program point L6803-2(line 6803) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|)) [2023-11-23 07:17:06,798 INFO L895 garLoopResultBuilder]: At program point L10098-1(line 10098) the Hoare annotation is: false [2023-11-23 07:17:06,798 INFO L899 garLoopResultBuilder]: For program point L6828-1(line 6828) no Hoare annotation was computed. [2023-11-23 07:17:06,798 INFO L899 garLoopResultBuilder]: For program point L10098-2(line 10098) no Hoare annotation was computed. [2023-11-23 07:17:06,798 INFO L895 garLoopResultBuilder]: At program point L6828(line 6828) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0))) [2023-11-23 07:17:06,798 INFO L895 garLoopResultBuilder]: At program point L10094(line 10094) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (<= 2 |ULTIMATE.start_aws_hash_iter_delete_harness_~#iter~2#1.base|)) [2023-11-23 07:17:06,799 INFO L895 garLoopResultBuilder]: At program point L10086-2(line 10086) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0))) [2023-11-23 07:17:06,799 INFO L899 garLoopResultBuilder]: For program point L10086-3(line 10086) no Hoare annotation was computed. [2023-11-23 07:17:06,799 INFO L899 garLoopResultBuilder]: For program point L10086(line 10086) no Hoare annotation was computed. [2023-11-23 07:17:06,799 INFO L899 garLoopResultBuilder]: For program point L6804-1(line 6804) no Hoare annotation was computed. [2023-11-23 07:17:06,799 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|)) [2023-11-23 07:17:06,799 INFO L899 garLoopResultBuilder]: For program point L6800-1(line 6800) no Hoare annotation was computed. [2023-11-23 07:17:06,799 INFO L895 garLoopResultBuilder]: At program point L6800(line 6800) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|)) [2023-11-23 07:17:06,799 INFO L899 garLoopResultBuilder]: For program point L6829-1(line 6829) no Hoare annotation was computed. [2023-11-23 07:17:06,799 INFO L895 garLoopResultBuilder]: At program point L6829(line 6829) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0))) [2023-11-23 07:17:06,800 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,800 INFO L895 garLoopResultBuilder]: At program point L10096(line 10096) the Hoare annotation is: false [2023-11-23 07:17:06,800 INFO L895 garLoopResultBuilder]: At program point L10096-1(line 10096) the Hoare annotation is: false [2023-11-23 07:17:06,800 INFO L899 garLoopResultBuilder]: For program point L10096-2(line 10096) no Hoare annotation was computed. [2023-11-23 07:17:06,800 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:17:06,800 INFO L895 garLoopResultBuilder]: At program point L10084(line 10084) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0))) [2023-11-23 07:17:06,800 INFO L895 garLoopResultBuilder]: At program point L10084-1(line 10084) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0))) [2023-11-23 07:17:06,800 INFO L899 garLoopResultBuilder]: For program point L10084-2(line 10084) no Hoare annotation was computed. [2023-11-23 07:17:06,800 INFO L895 garLoopResultBuilder]: At program point L10088(line 10088) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0))) [2023-11-23 07:17:06,801 INFO L899 garLoopResultBuilder]: For program point L10088-1(line 10088) no Hoare annotation was computed. [2023-11-23 07:17:06,801 INFO L895 garLoopResultBuilder]: At program point L6798(line 6798) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|)) [2023-11-23 07:17:06,801 INFO L895 garLoopResultBuilder]: At program point L10093(line 10093) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (<= 2 |ULTIMATE.start_aws_hash_iter_delete_harness_~#iter~2#1.base|)) [2023-11-23 07:17:06,801 INFO L899 garLoopResultBuilder]: For program point L10093-1(line 10093) no Hoare annotation was computed. [2023-11-23 07:17:06,801 INFO L899 garLoopResultBuilder]: For program point L6827-1(line 6827) no Hoare annotation was computed. [2023-11-23 07:17:06,801 INFO L895 garLoopResultBuilder]: At program point L10097(line 10097) the Hoare annotation is: false [2023-11-23 07:17:06,801 INFO L895 garLoopResultBuilder]: At program point L6827(line 6827) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0))) [2023-11-23 07:17:06,801 INFO L899 garLoopResultBuilder]: For program point L10097-1(line 10097) no Hoare annotation was computed. [2023-11-23 07:17:06,801 INFO L899 garLoopResultBuilder]: For program point L6798-1(line 6798) no Hoare annotation was computed. [2023-11-23 07:17:06,802 INFO L899 garLoopResultBuilder]: For program point L10085(line 10085) no Hoare annotation was computed. [2023-11-23 07:17:06,802 INFO L895 garLoopResultBuilder]: At program point L10085-2(line 10085) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (<= 1 |#StackHeapBarrier|) (not (= (select (select |#memory_$Pointer$#8.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0))) [2023-11-23 07:17:06,802 INFO L899 garLoopResultBuilder]: For program point L10085-3(line 10085) no Hoare annotation was computed. [2023-11-23 07:17:06,804 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 07:17:06,805 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 07:17:06,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 07:17:06 BoogieIcfgContainer [2023-11-23 07:17:06,813 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 07:17:06,814 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 07:17:06,814 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 07:17:06,814 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 07:17:06,815 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:16:07" (3/4) ... [2023-11-23 07:17:06,816 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 07:17:06,819 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-23 07:17:06,819 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_table_is_valid [2023-11-23 07:17:06,819 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s_remove_entry [2023-11-23 07:17:06,819 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-23 07:17:06,819 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_table_state_required_bytes [2023-11-23 07:17:06,819 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#5 [2023-11-23 07:17:06,819 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#4 [2023-11-23 07:17:06,819 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#7 [2023-11-23 07:17:06,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_iter_is_valid [2023-11-23 07:17:06,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#6 [2023-11-23 07:17:06,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#1 [2023-11-23 07:17:06,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2023-11-23 07:17:06,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#0 [2023-11-23 07:17:06,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#3 [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#2 [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#10 [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_plus [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#9 [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#8 [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_table_state_is_valid [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-23 07:17:06,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2023-11-23 07:17:06,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_power_of_two [2023-11-23 07:17:06,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_add_size_checked [2023-11-23 07:17:06,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_iter_delete [2023-11-23 07:17:06,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 07:17:06,840 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 170 nodes and edges [2023-11-23 07:17:06,841 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 82 nodes and edges [2023-11-23 07:17:06,842 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2023-11-23 07:17:06,842 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-23 07:17:06,843 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-23 07:17:06,844 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 07:17:06,845 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 07:17:06,846 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 07:17:07,199 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-11-23 07:17:07,199 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2023-11-23 07:17:07,200 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 07:17:07,200 INFO L158 Benchmark]: Toolchain (without parser) took 63115.47ms. Allocated memory was 134.2MB in the beginning and 748.7MB in the end (delta: 614.5MB). Free memory was 68.3MB in the beginning and 384.3MB in the end (delta: -316.0MB). Peak memory consumption was 297.9MB. Max. memory is 16.1GB. [2023-11-23 07:17:07,201 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 134.2MB. Free memory was 104.9MB in the beginning and 104.8MB in the end (delta: 87.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 07:17:07,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2295.68ms. Allocated memory was 134.2MB in the beginning and 281.0MB in the end (delta: 146.8MB). Free memory was 68.1MB in the beginning and 198.3MB in the end (delta: -130.2MB). Peak memory consumption was 106.4MB. Max. memory is 16.1GB. [2023-11-23 07:17:07,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 210.13ms. Allocated memory is still 281.0MB. Free memory was 198.3MB in the beginning and 185.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 07:17:07,202 INFO L158 Benchmark]: Boogie Preprocessor took 191.15ms. Allocated memory is still 281.0MB. Free memory was 185.7MB in the beginning and 164.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 07:17:07,202 INFO L158 Benchmark]: RCFGBuilder took 1171.02ms. Allocated memory is still 281.0MB. Free memory was 164.8MB in the beginning and 199.3MB in the end (delta: -34.5MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2023-11-23 07:17:07,202 INFO L158 Benchmark]: TraceAbstraction took 58855.17ms. Allocated memory was 281.0MB in the beginning and 748.7MB in the end (delta: 467.7MB). Free memory was 199.3MB in the beginning and 512.2MB in the end (delta: -312.9MB). Peak memory consumption was 448.2MB. Max. memory is 16.1GB. [2023-11-23 07:17:07,202 INFO L158 Benchmark]: Witness Printer took 385.69ms. Allocated memory is still 748.7MB. Free memory was 512.2MB in the beginning and 384.3MB in the end (delta: 127.9MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2023-11-23 07:17:07,205 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 134.2MB. Free memory was 104.9MB in the beginning and 104.8MB in the end (delta: 87.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2295.68ms. Allocated memory was 134.2MB in the beginning and 281.0MB in the end (delta: 146.8MB). Free memory was 68.1MB in the beginning and 198.3MB in the end (delta: -130.2MB). Peak memory consumption was 106.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 210.13ms. Allocated memory is still 281.0MB. Free memory was 198.3MB in the beginning and 185.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 191.15ms. Allocated memory is still 281.0MB. Free memory was 185.7MB in the beginning and 164.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1171.02ms. Allocated memory is still 281.0MB. Free memory was 164.8MB in the beginning and 199.3MB in the end (delta: -34.5MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * TraceAbstraction took 58855.17ms. Allocated memory was 281.0MB in the beginning and 748.7MB in the end (delta: 467.7MB). Free memory was 199.3MB in the beginning and 512.2MB in the end (delta: -312.9MB). Peak memory consumption was 448.2MB. Max. memory is 16.1GB. * Witness Printer took 385.69ms. Allocated memory is still 748.7MB. Free memory was 512.2MB in the beginning and 384.3MB in the end (delta: 127.9MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7526]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 227 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 58.8s, OverallIterations: 13, TraceHistogramMax: 19, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 35.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 2173 SdHoareTripleChecker+Valid, 20.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2044 mSDsluCounter, 15542 SdHoareTripleChecker+Invalid, 18.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13252 mSDsCounter, 1150 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14149 IncrementalHoareTripleChecker+Invalid, 15300 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1150 mSolverCounterUnsat, 2290 mSDtfsCounter, 14149 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4544 GetRequests, 4281 SyntacticMatches, 8 SemanticMatches, 255 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1755 ImplicationChecksByTransitivity, 17.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=512occurred in iteration=12, InterpolantAutomatonStates: 185, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 107 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 76 LocationsWithAnnotation, 891 PreInvPairs, 1026 NumberOfFragments, 1509 HoareAnnotationTreeSize, 891 FomulaSimplifications, 4355 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 76 FomulaSimplificationsInter, 3809 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 10.3s InterpolantComputationTime, 3732 NumberOfCodeBlocks, 3544 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 5014 ConstructedInterpolants, 58 QuantifiedInterpolants, 9464 SizeOfPredicates, 76 NumberOfNonLiveVariables, 31215 ConjunctsInSsa, 252 ConjunctsInUnsatCore, 23 InterpolantComputations, 8 PerfectInterpolantSequences, 16592/16868 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 9110]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9583]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9605]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 07:17:07,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE