/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_iter_done_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:53:48,633 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:53:48,667 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 13:53:48,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:53:48,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:53:48,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:53:48,683 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:53:48,683 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:53:48,683 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:53:48,684 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:53:48,684 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:53:48,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:53:48,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:53:48,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:53:48,685 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:53:48,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:53:48,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:53:48,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:53:48,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:53:48,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:53:48,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:53:48,687 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:53:48,687 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:53:48,687 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:53:48,687 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:53:48,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:53:48,688 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:53:48,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:53:48,688 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:53:48,688 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:53:48,689 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:53:48,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:53:48,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:53:48,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:53:48,690 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:53:48,690 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:53:48,690 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:53:48,690 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:53:48,690 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:53:48,691 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:53:48,691 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:53:48,691 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:53:48,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:53:48,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:53:48,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:53:48,853 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:53:48,854 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:53:48,854 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_done_harness_negated.i [2024-11-05 13:53:50,206 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:53:50,508 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:53:50,509 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_done_harness_negated.i [2024-11-05 13:53:50,530 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/839c8a836/7912ec6a727d41e594bcf1a9d7e30ea6/FLAGeca3f3823 [2024-11-05 13:53:50,540 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/839c8a836/7912ec6a727d41e594bcf1a9d7e30ea6 [2024-11-05 13:53:50,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:53:50,544 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:53:50,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:53:50,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:53:50,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:53:50,550 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:53:50" (1/1) ... [2024-11-05 13:53:50,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d200fba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:50, skipping insertion in model container [2024-11-05 13:53:50,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:53:50" (1/1) ... [2024-11-05 13:53:50,673 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:53:50,855 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_iter_done_harness_negated.i[4492,4505] [2024-11-05 13:53:50,860 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_iter_done_harness_negated.i[4552,4565] [2024-11-05 13:53:51,337 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 13:53:51,408 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 13:53:51,408 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 13:53:51,409 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 13:53:51,415 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 13:53:51,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,418 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 13:53:51,419 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,419 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,422 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 13:53:51,422 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 13:53:51,424 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 13:53:51,424 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 13:53:51,431 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,432 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 13:53:51,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,433 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 13:53:51,434 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,434 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 13:53:51,435 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,435 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 13:53:51,436 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,437 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 13:53:51,437 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,438 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 13:53:51,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:51,735 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 13:53:51,735 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 13:53:51,736 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 13:53:51,736 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 13:53:51,840 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 13:53:52,018 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 13:53:52,023 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 13:53:52,035 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 13:53:52,044 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 13:53:52,048 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 13:53:52,053 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 13:53:52,059 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 13:53:52,063 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 13:53:52,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,083 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,106 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,107 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,110 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,111 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,119 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 13:53:52,119 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 13:53:52,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,128 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,128 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,129 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 13:53:52,143 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 13:53:52,145 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 13:53:52,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:52,205 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:53:52,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:53:52,244 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_iter_done_harness_negated.i[4492,4505] [2024-11-05 13:53:52,244 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_iter_done_harness_negated.i[4552,4565] [2024-11-05 13:53:52,262 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 13:53:52,278 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 13:53:52,278 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 13:53:52,279 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 13:53:52,281 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 13:53:52,281 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,281 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,282 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,282 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 13:53:52,282 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,282 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,286 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 13:53:52,286 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 13:53:52,287 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 13:53:52,287 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 13:53:52,289 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,292 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 13:53:52,292 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,292 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 13:53:52,293 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,293 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 13:53:52,293 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,294 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 13:53:52,294 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,294 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 13:53:52,295 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,295 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 13:53:52,295 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,296 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,326 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 13:53:52,327 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 13:53:52,329 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 13:53:52,330 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 13:53:52,354 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 13:53:52,393 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 13:53:52,402 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 13:53:52,408 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 13:53:52,416 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 13:53:52,420 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 13:53:52,424 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 13:53:52,430 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 13:53:52,434 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 13:53:52,442 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,442 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,451 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,452 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,452 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,460 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 13:53:52,460 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 13:53:52,461 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,463 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,463 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,465 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 13:53:52,477 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 13:53:52,479 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 13:53:52,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:52,501 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:53:52,515 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_iter_done_harness_negated.i[4492,4505] [2024-11-05 13:53:52,516 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_iter_done_harness_negated.i[4552,4565] [2024-11-05 13:53:52,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,586 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,586 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-05 13:53:52,676 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,676 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,683 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,683 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,685 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,685 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,691 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,691 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,691 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,692 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,692 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,692 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,692 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:52,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:52,852 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:53:52,863 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:53:52,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52 WrapperNode [2024-11-05 13:53:52,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:53:52,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:53:52,864 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:53:52,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:53:52,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:52,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,014 INFO L138 Inliner]: procedures = 784, calls = 2449, calls flagged for inlining = 69, calls inlined = 11, statements flattened = 638 [2024-11-05 13:53:53,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:53:53,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:53:53,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:53:53,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:53:53,023 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,029 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,095 INFO L175 MemorySlicer]: Split 318 memory accesses to 9 slices as follows [3, 238, 2, 6, 2, 36, 19, 7, 5]. 75 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [0, 6, 2, 0, 0, 9, 0, 0, 5]. The 239 writes are split as follows [1, 232, 0, 2, 1, 1, 1, 1, 0]. [2024-11-05 13:53:53,095 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,096 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,142 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,174 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:53:53,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:53:53,189 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:53:53,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:53:53,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (1/1) ... [2024-11-05 13:53:53,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:53:53,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:53:53,216 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 13:53:53,222 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 13:53:53,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:53:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:53:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:53:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:53:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:53:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:53:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:53:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 13:53:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-05 13:53:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_done [2024-11-05 13:53:53,248 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_done [2024-11-05 13:53:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:53:53,249 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:53:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:53:53,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:53:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:53:53,249 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:53:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:53:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:53:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:53:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:53:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:53:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:53:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:53:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:53:53,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:53:53,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 13:53:53,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 13:53:53,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:53:53,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:53:53,250 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:53:53,250 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:53:53,250 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:53:53,250 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:53:53,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:53:53,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:53:53,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:53:53,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:53:53,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:53:53,252 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:53:53,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:53:53,253 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:53:53,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 13:53:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:53:53,255 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:53:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:53:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:53:53,257 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:53:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-05 13:53:53,258 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 13:53:53,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:53:53,259 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:53:53,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 13:53:53,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 13:53:53,260 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:53:53,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:53:53,260 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:53:53,260 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:53:53,617 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:53:53,619 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:54:01,865 INFO L? ?]: Removed 151 outVars from TransFormulas that were not future-live. [2024-11-05 13:54:01,865 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:54:01,878 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:54:01,878 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-05 13:54:01,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:54:01 BoogieIcfgContainer [2024-11-05 13:54:01,879 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:54:01,880 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:54:01,880 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:54:01,882 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:54:01,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:53:50" (1/3) ... [2024-11-05 13:54:01,883 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a936b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:54:01, skipping insertion in model container [2024-11-05 13:54:01,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:52" (2/3) ... [2024-11-05 13:54:01,883 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a936b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:54:01, skipping insertion in model container [2024-11-05 13:54:01,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:54:01" (3/3) ... [2024-11-05 13:54:01,884 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_done_harness_negated.i [2024-11-05 13:54:01,894 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:54:01,894 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:54:01,944 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:54:01,949 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;@5c732935, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:54:01,950 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:54:01,954 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 96 states have (on average 1.2395833333333333) internal successors, (119), 97 states have internal predecessors, (119), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-05 13:54:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-05 13:54:01,964 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:01,965 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:54:01,965 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:01,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:01,969 INFO L85 PathProgramCache]: Analyzing trace with hash -2088373677, now seen corresponding path program 1 times [2024-11-05 13:54:01,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:01,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1180721705] [2024-11-05 13:54:01,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:01,976 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:01,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:01,981 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 13:54:01,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:54:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:07,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 2632 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:54:07,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:07,585 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-05 13:54:07,585 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:12,761 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-05 13:54:12,761 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:12,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1180721705] [2024-11-05 13:54:12,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1180721705] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:54:12,763 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:54:12,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:54:12,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325619421] [2024-11-05 13:54:12,768 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:12,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:54:12,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:12,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:54:12,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:54:12,803 INFO L87 Difference]: Start difference. First operand has 153 states, 96 states have (on average 1.2395833333333333) internal successors, (119), 97 states have internal predecessors, (119), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-05 13:54:12,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:54:12,864 INFO L93 Difference]: Finished difference Result 298 states and 410 transitions. [2024-11-05 13:54:12,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:54:12,869 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 136 [2024-11-05 13:54:12,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:54:12,877 INFO L225 Difference]: With dead ends: 298 [2024-11-05 13:54:12,878 INFO L226 Difference]: Without dead ends: 147 [2024-11-05 13:54:12,881 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:54:12,884 INFO L432 NwaCegarLoop]: 197 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:54:12,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:54:12,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-05 13:54:12,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2024-11-05 13:54:12,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 92 states have internal predecessors, (112), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-05 13:54:12,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 191 transitions. [2024-11-05 13:54:12,933 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 191 transitions. Word has length 136 [2024-11-05 13:54:12,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:54:12,933 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 191 transitions. [2024-11-05 13:54:12,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-05 13:54:12,934 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 191 transitions. [2024-11-05 13:54:12,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-05 13:54:12,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:12,939 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:54:12,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:54:13,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:13,140 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:13,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:13,141 INFO L85 PathProgramCache]: Analyzing trace with hash 115856599, now seen corresponding path program 1 times [2024-11-05 13:54:13,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:13,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [815778705] [2024-11-05 13:54:13,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:13,141 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:13,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:13,146 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 13:54:13,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:54:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:18,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 2632 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:54:18,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-05 13:54:19,727 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:26,236 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2024-11-05 13:54:26,237 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:26,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [815778705] [2024-11-05 13:54:26,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [815778705] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:54:26,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:54:26,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-05 13:54:26,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943939921] [2024-11-05 13:54:26,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:26,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:54:26,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:26,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:54:26,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:54:26,244 INFO L87 Difference]: Start difference. First operand 147 states and 191 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 13:54:26,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:54:26,752 INFO L93 Difference]: Finished difference Result 286 states and 373 transitions. [2024-11-05 13:54:26,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:54:26,754 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) Word has length 136 [2024-11-05 13:54:26,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:54:26,756 INFO L225 Difference]: With dead ends: 286 [2024-11-05 13:54:26,756 INFO L226 Difference]: Without dead ends: 151 [2024-11-05 13:54:26,759 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:54:26,760 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 0 mSDsluCounter, 563 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-05 13:54:26,760 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 752 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 13:54:26,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-05 13:54:26,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2024-11-05 13:54:26,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 94 states have (on average 1.2234042553191489) internal successors, (115), 95 states have internal predecessors, (115), 40 states have call successors, (40), 15 states have call predecessors, (40), 16 states have return successors, (40), 40 states have call predecessors, (40), 39 states have call successors, (40) [2024-11-05 13:54:26,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 195 transitions. [2024-11-05 13:54:26,779 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 195 transitions. Word has length 136 [2024-11-05 13:54:26,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:54:26,780 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 195 transitions. [2024-11-05 13:54:26,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 13:54:26,781 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 195 transitions. [2024-11-05 13:54:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-05 13:54:26,785 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:26,785 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:54:26,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 13:54:26,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:26,990 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:26,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:26,991 INFO L85 PathProgramCache]: Analyzing trace with hash 560516439, now seen corresponding path program 1 times [2024-11-05 13:54:26,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:26,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [59838913] [2024-11-05 13:54:26,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:26,991 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:26,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:26,993 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 13:54:26,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:54:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:31,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 2592 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:54:31,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:33,940 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-05 13:54:33,940 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:43,908 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-05 13:54:43,908 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:43,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [59838913] [2024-11-05 13:54:43,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [59838913] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:54:43,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:54:43,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 13:54:43,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551166435] [2024-11-05 13:54:43,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:43,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:54:43,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:43,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:54:43,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:54:43,911 INFO L87 Difference]: Start difference. First operand 151 states and 195 transitions. Second operand has 6 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-05 13:54:48,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:54:48,245 INFO L93 Difference]: Finished difference Result 292 states and 377 transitions. [2024-11-05 13:54:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:54:48,245 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 148 [2024-11-05 13:54:48,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:54:48,248 INFO L225 Difference]: With dead ends: 292 [2024-11-05 13:54:48,248 INFO L226 Difference]: Without dead ends: 153 [2024-11-05 13:54:48,249 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:54:48,250 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 0 mSDsluCounter, 685 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 864 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-05 13:54:48,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 864 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-05 13:54:48,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-05 13:54:48,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2024-11-05 13:54:48,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 95 states have (on average 1.2210526315789474) internal successors, (116), 97 states have internal predecessors, (116), 40 states have call successors, (40), 15 states have call predecessors, (40), 17 states have return successors, (41), 40 states have call predecessors, (41), 39 states have call successors, (41) [2024-11-05 13:54:48,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 197 transitions. [2024-11-05 13:54:48,261 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 197 transitions. Word has length 148 [2024-11-05 13:54:48,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:54:48,261 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 197 transitions. [2024-11-05 13:54:48,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-05 13:54:48,261 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 197 transitions. [2024-11-05 13:54:48,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-05 13:54:48,263 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:48,263 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:54:48,285 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Ended with exit code 0 [2024-11-05 13:54:48,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:48,464 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:48,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:48,464 INFO L85 PathProgramCache]: Analyzing trace with hash 250818804, now seen corresponding path program 1 times [2024-11-05 13:54:48,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:48,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1132141952] [2024-11-05 13:54:48,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:48,465 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:48,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:48,482 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 13:54:48,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:54:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:53,597 INFO L255 TraceCheckSpWp]: Trace formula consists of 2683 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 13:54:53,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:56,292 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-05 13:54:56,292 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:05,558 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2024-11-05 13:55:05,558 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:05,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1132141952] [2024-11-05 13:55:05,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1132141952] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:55:05,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:55:05,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-05 13:55:05,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065293526] [2024-11-05 13:55:05,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:05,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 13:55:05,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:05,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 13:55:05,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:55:05,560 INFO L87 Difference]: Start difference. First operand 153 states and 197 transitions. Second operand has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-05 13:55:10,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:10,175 INFO L93 Difference]: Finished difference Result 286 states and 369 transitions. [2024-11-05 13:55:10,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 13:55:10,177 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 153 [2024-11-05 13:55:10,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:10,179 INFO L225 Difference]: With dead ends: 286 [2024-11-05 13:55:10,179 INFO L226 Difference]: Without dead ends: 156 [2024-11-05 13:55:10,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:55:10,183 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 0 mSDsluCounter, 859 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1037 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-05 13:55:10,183 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1037 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-05 13:55:10,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2024-11-05 13:55:10,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2024-11-05 13:55:10,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 97 states have (on average 1.2164948453608246) internal successors, (118), 100 states have internal predecessors, (118), 40 states have call successors, (40), 15 states have call predecessors, (40), 18 states have return successors, (43), 40 states have call predecessors, (43), 39 states have call successors, (43) [2024-11-05 13:55:10,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 201 transitions. [2024-11-05 13:55:10,201 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 201 transitions. Word has length 153 [2024-11-05 13:55:10,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:10,202 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 201 transitions. [2024-11-05 13:55:10,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-05 13:55:10,202 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 201 transitions. [2024-11-05 13:55:10,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-05 13:55:10,204 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:10,205 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:55:10,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Forceful destruction successful, exit code 0 [2024-11-05 13:55:10,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:10,405 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:10,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:10,406 INFO L85 PathProgramCache]: Analyzing trace with hash 552720752, now seen corresponding path program 1 times [2024-11-05 13:55:10,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:10,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1769375437] [2024-11-05 13:55:10,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:10,406 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:10,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:10,408 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:55:10,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:55:15,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:15,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 2697 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:55:15,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:17,022 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-05 13:55:17,022 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:26,630 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-11-05 13:55:26,630 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:26,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1769375437] [2024-11-05 13:55:26,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1769375437] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:55:26,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:55:26,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2024-11-05 13:55:26,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596939693] [2024-11-05 13:55:26,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:26,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:55:26,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:26,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:55:26,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 13:55:26,635 INFO L87 Difference]: Start difference. First operand 156 states and 201 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-05 13:55:30,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:30,971 INFO L93 Difference]: Finished difference Result 289 states and 374 transitions. [2024-11-05 13:55:30,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:55:30,972 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 159 [2024-11-05 13:55:30,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:30,974 INFO L225 Difference]: With dead ends: 289 [2024-11-05 13:55:30,974 INFO L226 Difference]: Without dead ends: 162 [2024-11-05 13:55:30,974 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 13:55:30,975 INFO L432 NwaCegarLoop]: 175 mSDtfsCounter, 32 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-05 13:55:30,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 651 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-05 13:55:30,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-05 13:55:30,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 158. [2024-11-05 13:55:30,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 98 states have (on average 1.2142857142857142) internal successors, (119), 102 states have internal predecessors, (119), 40 states have call successors, (40), 15 states have call predecessors, (40), 19 states have return successors, (45), 40 states have call predecessors, (45), 39 states have call successors, (45) [2024-11-05 13:55:30,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 204 transitions. [2024-11-05 13:55:30,985 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 204 transitions. Word has length 159 [2024-11-05 13:55:30,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:30,986 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 204 transitions. [2024-11-05 13:55:30,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-05 13:55:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 204 transitions. [2024-11-05 13:55:30,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-05 13:55:30,987 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:30,987 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:55:31,006 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Ended with exit code 0 [2024-11-05 13:55:31,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:31,192 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:31,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:31,192 INFO L85 PathProgramCache]: Analyzing trace with hash 835016102, now seen corresponding path program 1 times [2024-11-05 13:55:31,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:31,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1849542649] [2024-11-05 13:55:31,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:31,193 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:31,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:31,194 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:55:31,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (7)] Waiting until timeout for monitored process