/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_eq_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:55:31,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:55:31,265 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 13:55:31,268 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:55:31,268 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:55:31,293 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:55:31,293 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:55:31,294 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:55:31,294 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:55:31,295 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:55:31,295 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:55:31,295 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:55:31,296 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:55:31,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:55:31,296 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:55:31,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:55:31,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:55:31,297 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:55:31,297 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:55:31,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:55:31,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:55:31,300 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:55:31,301 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:55:31,301 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:55:31,301 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:55:31,301 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:55:31,301 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:55:31,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:55:31,302 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:55:31,302 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:55:31,302 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:55:31,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:55:31,302 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:55:31,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:55:31,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:55:31,303 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:55:31,303 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:55:31,303 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:55:31,304 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:55:31,304 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:55:31,304 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:55:31,304 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:55:31,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:55:31,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:55:31,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:55:31,526 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:55:31,527 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:55:31,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_eq_harness_negated.i [2024-11-05 13:55:32,842 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:55:33,209 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:55:33,210 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_eq_harness_negated.i [2024-11-05 13:55:33,244 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d018379e0/7bb0ec327f4948f8b3a22275c6f24bbc/FLAG5f5872155 [2024-11-05 13:55:33,257 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d018379e0/7bb0ec327f4948f8b3a22275c6f24bbc [2024-11-05 13:55:33,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:55:33,260 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:55:33,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:55:33,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:55:33,265 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:55:33,265 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:55:33" (1/1) ... [2024-11-05 13:55:33,266 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cbde2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:33, skipping insertion in model container [2024-11-05 13:55:33,266 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:55:33" (1/1) ... [2024-11-05 13:55:33,360 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:55:33,647 WARN L250 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_table_eq_harness_negated.i[4491,4504] [2024-11-05 13:55:33,658 WARN L250 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_table_eq_harness_negated.i[4551,4564] [2024-11-05 13:55:34,478 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,566 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,567 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,567 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,578 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,579 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,580 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,580 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,581 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,581 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,584 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,599 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,600 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,606 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,607 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,607 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,608 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,608 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,608 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,609 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,610 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,611 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,611 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,611 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,611 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,611 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,892 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,892 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,893 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,893 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,005 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,122 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,127 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,136 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,155 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,167 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,184 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,211 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,213 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,242 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,261 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,261 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,266 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,267 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,268 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,268 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,268 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,268 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,268 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,271 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,284 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,285 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:35,353 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:55:35,408 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:55:35,413 WARN L250 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_table_eq_harness_negated.i[4491,4504] [2024-11-05 13:55:35,414 WARN L250 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_table_eq_harness_negated.i[4551,4564] [2024-11-05 13:55:35,437 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,447 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,447 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,449 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,451 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,452 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,452 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,452 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,456 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,457 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,457 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,458 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,458 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,459 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,459 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,463 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,464 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,464 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,464 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,465 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,467 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,467 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,468 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,468 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,468 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,505 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,505 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,505 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,506 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,541 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,562 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,566 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,573 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,588 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,592 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,595 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,599 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,600 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,608 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,609 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,610 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,610 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,617 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,617 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,618 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,619 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,619 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,621 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,628 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:35,657 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:55:35,671 WARN L250 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_table_eq_harness_negated.i[4491,4504] [2024-11-05 13:55:35,672 WARN L250 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_table_eq_harness_negated.i[4551,4564] [2024-11-05 13:55:35,700 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,700 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,704 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,704 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,705 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,705 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,705 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,706 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,706 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,706 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-05 13:55:35,805 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,806 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,814 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,814 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,816 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,816 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,823 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,824 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,824 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:36,087 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:55:36,100 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:55:36,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36 WrapperNode [2024-11-05 13:55:36,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:55:36,103 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:55:36,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:55:36,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:55:36,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,249 INFO L138 Inliner]: procedures = 784, calls = 2450, calls flagged for inlining = 70, calls inlined = 17, statements flattened = 937 [2024-11-05 13:55:36,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:55:36,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:55:36,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:55:36,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:55:36,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,281 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,356 INFO L175 MemorySlicer]: Split 320 memory accesses to 11 slices as follows [6, 238, 2, 2, 13, 39, 4, 5, 3, 3, 5]. 74 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [0, 6, 2, 0, 0, 0, 0, 1, 0, 0, 5]. The 250 writes are split as follows [2, 232, 0, 1, 1, 5, 3, 2, 3, 1, 0]. [2024-11-05 13:55:36,357 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,357 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,415 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,426 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,445 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,479 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:55:36,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:55:36,480 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:55:36,480 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:55:36,481 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:55:36,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:55:36,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-05 13:55:36,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:55:36,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:55:36,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 13:55:36,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-05 13:55:36,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-05 13:55:36,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-05 13:55:36,549 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_hash_table [2024-11-05 13:55:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_hash_table [2024-11-05 13:55:36,549 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:55:36,551 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:55:36,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:55:36,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:55:36,552 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-05 13:55:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:55:36,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:55:36,553 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:55:36,553 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 13:55:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:55:36,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-05 13:55:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:55:36,555 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:55:36,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:55:36,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:55:36,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:55:36,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:55:36,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:55:36,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:55:36,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:55:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 13:55:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 13:55:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-05 13:55:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-05 13:55:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2024-11-05 13:55:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2024-11-05 13:55:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:55:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:55:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2024-11-05 13:55:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2024-11-05 13:55:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2024-11-05 13:55:36,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2024-11-05 13:55:36,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:55:36,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_get_entry_count [2024-11-05 13:55:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_get_entry_count [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:55:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2024-11-05 13:55:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2024-11-05 13:55:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2024-11-05 13:55:36,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:55:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2024-11-05 13:55:36,561 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:55:36,561 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:55:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:55:36,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 13:55:36,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 13:55:36,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-05 13:55:36,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-05 13:55:36,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 13:55:36,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 13:55:36,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 13:55:36,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 13:55:36,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 13:55:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 13:55:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 13:55:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-05 13:55:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-05 13:55:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-05 13:55:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-05 13:55:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:55:36,564 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:55:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:55:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:55:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_allocated_hash_table [2024-11-05 13:55:36,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_allocated_hash_table [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:55:36,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:55:36,565 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:55:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure check_hash_table_unchanged [2024-11-05 13:55:36,565 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hash_table_unchanged [2024-11-05 13:55:36,959 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:55:36,962 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:55:37,041 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-05 13:55:37,676 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-05 13:55:47,422 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !true; [2024-11-05 13:55:47,422 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !true; [2024-11-05 13:55:47,423 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-05 13:55:47,423 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##61: assume !true; [2024-11-05 13:55:47,423 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##51: assume !true; [2024-11-05 13:55:47,502 INFO L? ?]: Removed 269 outVars from TransFormulas that were not future-live. [2024-11-05 13:55:47,503 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:55:47,523 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:55:47,523 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-05 13:55:47,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:55:47 BoogieIcfgContainer [2024-11-05 13:55:47,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:55:47,527 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:55:47,527 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:55:47,531 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:55:47,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:55:33" (1/3) ... [2024-11-05 13:55:47,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e63e1a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:55:47, skipping insertion in model container [2024-11-05 13:55:47,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (2/3) ... [2024-11-05 13:55:47,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e63e1a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:55:47, skipping insertion in model container [2024-11-05 13:55:47,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:55:47" (3/3) ... [2024-11-05 13:55:47,533 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_eq_harness_negated.i [2024-11-05 13:55:47,547 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:55:47,548 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:55:47,625 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:55:47,634 INFO L333 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, 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;@6f322ca3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:55:47,634 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:55:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand has 278 states, 174 states have (on average 1.2241379310344827) internal successors, (213), 168 states have internal predecessors, (213), 86 states have call successors, (86), 23 states have call predecessors, (86), 23 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-05 13:55:47,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-05 13:55:47,660 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:47,660 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:55:47,661 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:47,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:47,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1813650406, now seen corresponding path program 1 times [2024-11-05 13:55:47,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:47,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1245815171] [2024-11-05 13:55:47,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:47,674 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:47,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:47,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:55:47,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:55:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:53,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 3220 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:55:53,942 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:55,121 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2024-11-05 13:55:55,122 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:56:09,168 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 787 trivial. 0 not checked. [2024-11-05 13:56:09,169 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:56:09,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1245815171] [2024-11-05 13:56:09,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1245815171] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:56:09,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:56:09,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-05 13:56:09,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744987403] [2024-11-05 13:56:09,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:56:09,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:56:09,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:56:09,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:56:09,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:56:09,210 INFO L87 Difference]: Start difference. First operand has 278 states, 174 states have (on average 1.2241379310344827) internal successors, (213), 168 states have internal predecessors, (213), 86 states have call successors, (86), 23 states have call predecessors, (86), 23 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-05 13:56:09,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:09,683 INFO L93 Difference]: Finished difference Result 556 states and 818 transitions. [2024-11-05 13:56:09,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:56:09,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) Word has length 281 [2024-11-05 13:56:09,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:09,699 INFO L225 Difference]: With dead ends: 556 [2024-11-05 13:56:09,699 INFO L226 Difference]: Without dead ends: 276 [2024-11-05 13:56:09,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 560 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:56:09,715 INFO L432 NwaCegarLoop]: 370 mSDtfsCounter, 0 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1476 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-05 13:56:09,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1476 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-05 13:56:09,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2024-11-05 13:56:09,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 276. [2024-11-05 13:56:09,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 165 states have (on average 1.206060606060606) internal successors, (199), 166 states have internal predecessors, (199), 86 states have call successors, (86), 23 states have call predecessors, (86), 24 states have return successors, (86), 86 states have call predecessors, (86), 85 states have call successors, (86) [2024-11-05 13:56:09,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 371 transitions. [2024-11-05 13:56:09,792 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 371 transitions. Word has length 281 [2024-11-05 13:56:09,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:09,794 INFO L471 AbstractCegarLoop]: Abstraction has 276 states and 371 transitions. [2024-11-05 13:56:09,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-05 13:56:09,795 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 371 transitions. [2024-11-05 13:56:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-11-05 13:56:09,802 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:09,802 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:56:09,821 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:56:10,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:10,003 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:10,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:10,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1613473726, now seen corresponding path program 1 times [2024-11-05 13:56:10,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:10,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [62766519] [2024-11-05 13:56:10,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:10,005 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:10,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:10,006 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:56:10,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:56:15,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:15,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 3140 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:56:15,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:17,242 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 598 trivial. 0 not checked. [2024-11-05 13:56:17,243 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:56:35,704 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 787 trivial. 0 not checked. [2024-11-05 13:56:35,704 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:56:35,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [62766519] [2024-11-05 13:56:35,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [62766519] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:56:35,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:56:35,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 13:56:35,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550290577] [2024-11-05 13:56:35,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:56:35,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:56:35,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:56:35,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:56:35,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:56:35,707 INFO L87 Difference]: Start difference. First operand 276 states and 371 transitions. Second operand has 6 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-11-05 13:56:40,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:40,725 INFO L93 Difference]: Finished difference Result 552 states and 745 transitions. [2024-11-05 13:56:40,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:56:40,726 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 305 [2024-11-05 13:56:40,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:40,733 INFO L225 Difference]: With dead ends: 552 [2024-11-05 13:56:40,733 INFO L226 Difference]: Without dead ends: 278 [2024-11-05 13:56:40,735 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 608 GetRequests, 601 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:56:40,735 INFO L432 NwaCegarLoop]: 346 mSDtfsCounter, 0 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1683 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:56:40,736 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1683 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-05 13:56:40,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2024-11-05 13:56:40,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2024-11-05 13:56:40,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 166 states have (on average 1.2048192771084338) internal successors, (200), 168 states have internal predecessors, (200), 86 states have call successors, (86), 23 states have call predecessors, (86), 25 states have return successors, (87), 86 states have call predecessors, (87), 85 states have call successors, (87) [2024-11-05 13:56:40,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 373 transitions. [2024-11-05 13:56:40,757 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 373 transitions. Word has length 305 [2024-11-05 13:56:40,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:40,758 INFO L471 AbstractCegarLoop]: Abstraction has 278 states and 373 transitions. [2024-11-05 13:56:40,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-11-05 13:56:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 373 transitions. [2024-11-05 13:56:40,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-11-05 13:56:40,761 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:40,761 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:56:40,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 13:56:40,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:40,962 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:40,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:40,963 INFO L85 PathProgramCache]: Analyzing trace with hash 17642056, now seen corresponding path program 1 times [2024-11-05 13:56:40,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:40,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [891228376] [2024-11-05 13:56:40,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:40,963 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:40,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:40,964 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:56:40,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:56:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:46,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 3322 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 13:56:46,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:47,680 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2024-11-05 13:56:47,680 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:57:02,370 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2024-11-05 13:57:02,371 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:57:02,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [891228376] [2024-11-05 13:57:02,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [891228376] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:57:02,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:57:02,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-05 13:57:02,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831321465] [2024-11-05 13:57:02,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:57:02,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 13:57:02,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:57:02,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 13:57:02,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:57:02,373 INFO L87 Difference]: Start difference. First operand 278 states and 373 transitions. Second operand has 7 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-05 13:57:07,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:57:07,866 INFO L93 Difference]: Finished difference Result 555 states and 760 transitions. [2024-11-05 13:57:07,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 13:57:07,867 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 315 [2024-11-05 13:57:07,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:57:07,870 INFO L225 Difference]: With dead ends: 555 [2024-11-05 13:57:07,870 INFO L226 Difference]: Without dead ends: 281 [2024-11-05 13:57:07,872 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 628 GetRequests, 622 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:57:07,872 INFO L432 NwaCegarLoop]: 345 mSDtfsCounter, 0 mSDsluCounter, 1676 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2021 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-05 13:57:07,872 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2021 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-11-05 13:57:07,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2024-11-05 13:57:07,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2024-11-05 13:57:07,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 168 states have (on average 1.2023809523809523) internal successors, (202), 171 states have internal predecessors, (202), 86 states have call successors, (86), 23 states have call predecessors, (86), 26 states have return successors, (104), 86 states have call predecessors, (104), 85 states have call successors, (104) [2024-11-05 13:57:07,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 392 transitions. [2024-11-05 13:57:07,891 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 392 transitions. Word has length 315 [2024-11-05 13:57:07,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:57:07,891 INFO L471 AbstractCegarLoop]: Abstraction has 281 states and 392 transitions. [2024-11-05 13:57:07,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-05 13:57:07,892 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 392 transitions. [2024-11-05 13:57:07,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2024-11-05 13:57:07,897 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:57:07,897 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 7, 7, 7, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:57:07,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-05 13:57:08,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:08,098 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:57:08,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:57:08,099 INFO L85 PathProgramCache]: Analyzing trace with hash -389896881, now seen corresponding path program 1 times [2024-11-05 13:57:08,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:57:08,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [791923853] [2024-11-05 13:57:08,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:57:08,099 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:57:08,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:08,101 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:57:08,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process