/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_next_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:54:24,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:54:24,828 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 13:54:24,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:54:24,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:54:24,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:54:24,855 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:54:24,856 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:54:24,856 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:54:24,856 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:54:24,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:54:24,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:54:24,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:54:24,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:54:24,858 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:54:24,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:54:24,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:54:24,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:54:24,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:54:24,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:54:24,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:54:24,861 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:54:24,861 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:54:24,862 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:54:24,862 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:54:24,862 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:54:24,862 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:54:24,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:54:24,863 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:54:24,863 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:54:24,863 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:54:24,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:54:24,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:54:24,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:54:24,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:54:24,864 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:54:24,864 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:54:24,864 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:54:24,864 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:54:24,865 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:54:24,865 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:54:24,867 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:54:25,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:54:25,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:54:25,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:54:25,065 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:54:25,065 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:54:25,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness_negated.i [2024-11-05 13:54:26,217 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:54:26,558 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:54:26,558 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_next_harness_negated.i [2024-11-05 13:54:26,580 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/161e44353/e3f4b9f999564e5889a84bfb201850ec/FLAG0a6931278 [2024-11-05 13:54:26,788 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/161e44353/e3f4b9f999564e5889a84bfb201850ec [2024-11-05 13:54:26,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:54:26,795 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:54:26,796 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:54:26,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:54:26,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:54:26,800 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:54:26" (1/1) ... [2024-11-05 13:54:26,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18168c00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:26, skipping insertion in model container [2024-11-05 13:54:26,801 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:54:26" (1/1) ... [2024-11-05 13:54:26,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:54:27,128 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_next_harness_negated.i[4492,4505] [2024-11-05 13:54:27,136 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_next_harness_negated.i[4552,4565] [2024-11-05 13:54:27,677 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 13:54:27,779 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 13:54:27,780 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 13:54:27,780 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 13:54:27,788 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 13:54:27,791 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,792 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,792 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,793 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 13:54:27,793 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,793 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,799 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 13:54:27,799 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 13:54:27,801 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 13:54:27,801 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 13:54:27,830 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,831 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 13:54:27,831 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,831 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 13:54:27,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,834 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 13:54:27,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,835 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 13:54:27,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,836 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 13:54:27,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,837 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 13:54:27,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:27,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,126 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 13:54:28,126 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 13:54:28,127 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:54:28,127 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:54:28,274 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 13:54:28,417 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 13:54:28,423 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 13:54:28,428 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 13:54:28,439 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 13:54:28,447 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:54:28,459 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:54:28,477 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 13:54:28,483 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 13:54:28,507 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,509 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,533 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,534 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,540 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,542 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,554 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 13:54:28,554 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 13:54:28,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,563 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 13:54:28,575 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 13:54:28,578 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:54:28,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:54:28,634 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:54:28,671 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:54:28,676 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_next_harness_negated.i[4492,4505] [2024-11-05 13:54:28,676 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_next_harness_negated.i[4552,4565] [2024-11-05 13:54:28,694 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 13:54:28,704 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 13:54:28,704 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 13:54:28,704 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 13:54:28,708 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 13:54:28,709 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,713 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,714 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 13:54:28,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,715 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 13:54:28,715 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 13:54:28,716 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 13:54:28,716 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 13:54:28,718 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,719 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 13:54:28,719 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,719 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 13:54:28,720 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,720 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 13:54:28,720 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,722 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 13:54:28,723 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,723 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 13:54:28,724 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,724 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 13:54:28,724 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,724 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,764 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 13:54:28,765 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 13:54:28,765 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 13:54:28,765 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 13:54:28,793 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 13:54:28,833 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 13:54:28,838 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 13:54:28,842 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 13:54:28,852 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 13:54:28,855 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 13:54:28,859 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 13:54:28,864 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 13:54:28,867 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 13:54:28,873 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,874 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,889 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 13:54:28,890 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 13:54:28,891 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,892 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,892 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,892 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,894 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 13:54:28,901 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 13:54:28,904 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 13:54:28,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:54:28,932 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:54:28,945 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_next_harness_negated.i[4492,4505] [2024-11-05 13:54:28,946 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_next_harness_negated.i[4552,4565] [2024-11-05 13:54:28,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,981 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,982 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,982 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,982 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,983 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,983 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,983 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:28,984 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-05 13:54:29,078 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,079 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,090 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,091 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,091 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,099 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,099 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:54:29,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:54:29,304 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:54:29,311 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:54:29,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29 WrapperNode [2024-11-05 13:54:29,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:54:29,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:54:29,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:54:29,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:54:29,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,478 INFO L138 Inliner]: procedures = 784, calls = 2447, calls flagged for inlining = 69, calls inlined = 11, statements flattened = 637 [2024-11-05 13:54:29,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:54:29,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:54:29,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:54:29,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:54:29,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,504 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,571 INFO L175 MemorySlicer]: Split 329 memory accesses to 9 slices as follows [238, 2, 6, 2, 22, 43, 3, 8, 5]. 72 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [6, 2, 0, 0, 0, 9, 0, 0, 5]. The 247 writes are split as follows [232, 0, 2, 1, 1, 9, 1, 1, 0]. [2024-11-05 13:54:29,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,601 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,607 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,661 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:54:29,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:54:29,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:54:29,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:54:29,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (1/1) ... [2024-11-05 13:54:29,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:54:29,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:54:29,692 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 13:54:29,697 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 13:54:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:54:29,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:54:29,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:54:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:54:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:54:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:54:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_next [2024-11-05 13:54:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_next [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:54:29,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:54:29,719 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:54:29,719 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:54:29,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:54:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:54:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:54:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:54:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 13:54:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 13:54:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:54:29,721 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:54:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:54:29,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:54:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 13:54:29,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-05 13:54:29,723 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:54:29,724 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:54:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:54:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:54:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:54:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:54:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 13:54:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 13:54:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 13:54:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-05 13:54:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-05 13:54:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-05 13:54:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-05 13:54:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-05 13:54:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-05 13:54:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-05 13:54:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-05 13:54:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2024-11-05 13:54:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2024-11-05 13:54:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:54:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:54:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-05 13:54:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-05 13:54:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-05 13:54:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:54:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:54:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:54:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:54:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:54:30,079 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:54:30,082 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:54:38,758 INFO L? ?]: Removed 158 outVars from TransFormulas that were not future-live. [2024-11-05 13:54:38,758 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:54:38,773 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:54:38,773 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-05 13:54:38,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:54:38 BoogieIcfgContainer [2024-11-05 13:54:38,773 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:54:38,777 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:54:38,777 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:54:38,780 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:54:38,780 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:54:26" (1/3) ... [2024-11-05 13:54:38,780 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@559ed790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:54:38, skipping insertion in model container [2024-11-05 13:54:38,780 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:54:29" (2/3) ... [2024-11-05 13:54:38,781 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@559ed790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:54:38, skipping insertion in model container [2024-11-05 13:54:38,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:54:38" (3/3) ... [2024-11-05 13:54:38,781 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_next_harness_negated.i [2024-11-05 13:54:38,793 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:54:38,793 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:54:38,843 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:54:38,848 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;@2ea14b3d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:54:38,849 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:54:38,854 INFO L276 IsEmpty]: Start isEmpty. Operand has 163 states, 102 states have (on average 1.2549019607843137) internal successors, (128), 103 states have internal predecessors, (128), 43 states have call successors, (43), 16 states have call predecessors, (43), 16 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2024-11-05 13:54:38,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-05 13:54:38,868 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:38,869 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 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] [2024-11-05 13:54:38,869 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:38,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:38,874 INFO L85 PathProgramCache]: Analyzing trace with hash -552952905, now seen corresponding path program 1 times [2024-11-05 13:54:38,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:38,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [929118314] [2024-11-05 13:54:38,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:38,883 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:38,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:38,885 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 13:54:38,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:54:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:44,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 2720 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:54:44,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-05 13:54:44,586 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:50,018 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2024-11-05 13:54:50,019 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:50,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [929118314] [2024-11-05 13:54:50,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [929118314] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:54:50,019 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:54:50,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:54:50,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088713599] [2024-11-05 13:54:50,021 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:50,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:54:50,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:50,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:54:50,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:54:50,043 INFO L87 Difference]: Start difference. First operand has 163 states, 102 states have (on average 1.2549019607843137) internal successors, (128), 103 states have internal predecessors, (128), 43 states have call successors, (43), 16 states have call predecessors, (43), 16 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-05 13:54:50,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:54:50,080 INFO L93 Difference]: Finished difference Result 318 states and 441 transitions. [2024-11-05 13:54:50,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:54:50,082 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2024-11-05 13:54:50,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:54:50,092 INFO L225 Difference]: With dead ends: 318 [2024-11-05 13:54:50,092 INFO L226 Difference]: Without dead ends: 157 [2024-11-05 13:54:50,097 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 298 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 13:54:50,102 INFO L432 NwaCegarLoop]: 211 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, 211 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 13:54:50,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:54:50,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-05 13:54:50,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2024-11-05 13:54:50,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 97 states have (on average 1.2371134020618557) internal successors, (120), 98 states have internal predecessors, (120), 43 states have call successors, (43), 16 states have call predecessors, (43), 16 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-05 13:54:50,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 205 transitions. [2024-11-05 13:54:50,155 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 205 transitions. Word has length 150 [2024-11-05 13:54:50,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:54:50,155 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 205 transitions. [2024-11-05 13:54:50,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-05 13:54:50,156 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 205 transitions. [2024-11-05 13:54:50,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-05 13:54:50,159 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:50,159 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 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] [2024-11-05 13:54:50,169 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:54:50,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:50,361 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:50,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:50,362 INFO L85 PathProgramCache]: Analyzing trace with hash 662250937, now seen corresponding path program 1 times [2024-11-05 13:54:50,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:50,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1516541346] [2024-11-05 13:54:50,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:50,362 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:50,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:50,365 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 13:54:50,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:54:55,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:55,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 2720 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:54:55,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:56,976 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-05 13:54:56,977 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:03,147 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2024-11-05 13:55:03,147 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:03,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1516541346] [2024-11-05 13:55:03,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1516541346] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:55:03,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:55:03,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-05 13:55:03,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193345404] [2024-11-05 13:55:03,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:03,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:55:03,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:03,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:55:03,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:55:03,150 INFO L87 Difference]: Start difference. First operand 157 states and 205 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, (27), 2 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-05 13:55:03,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:03,649 INFO L93 Difference]: Finished difference Result 306 states and 401 transitions. [2024-11-05 13:55:03,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:55:03,650 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, (27), 2 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 150 [2024-11-05 13:55:03,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:03,652 INFO L225 Difference]: With dead ends: 306 [2024-11-05 13:55:03,652 INFO L226 Difference]: Without dead ends: 161 [2024-11-05 13:55:03,653 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:55:03,654 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 0 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 808 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 13:55:03,654 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 808 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 13:55:03,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-05 13:55:03,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2024-11-05 13:55:03,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 100 states have (on average 1.23) internal successors, (123), 101 states have internal predecessors, (123), 43 states have call successors, (43), 16 states have call predecessors, (43), 17 states have return successors, (43), 43 states have call predecessors, (43), 42 states have call successors, (43) [2024-11-05 13:55:03,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 209 transitions. [2024-11-05 13:55:03,668 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 209 transitions. Word has length 150 [2024-11-05 13:55:03,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:03,669 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 209 transitions. [2024-11-05 13:55:03,669 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, (27), 2 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-05 13:55:03,669 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 209 transitions. [2024-11-05 13:55:03,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-05 13:55:03,671 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:03,671 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:55:03,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 13:55:03,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:03,875 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:03,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:03,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1775582317, now seen corresponding path program 1 times [2024-11-05 13:55:03,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:03,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1259479172] [2024-11-05 13:55:03,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:03,876 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:03,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:03,878 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 13:55:03,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:55:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:08,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 2680 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:55:08,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-05 13:55:10,488 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:19,264 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-05 13:55:19,265 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:19,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1259479172] [2024-11-05 13:55:19,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1259479172] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:55:19,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:55:19,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 13:55:19,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807414619] [2024-11-05 13:55:19,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:19,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:55:19,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:19,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:55:19,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:55:19,267 INFO L87 Difference]: Start difference. First operand 161 states and 209 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, (29), 2 states have call predecessors, (29), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-05 13:55:22,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:22,922 INFO L93 Difference]: Finished difference Result 312 states and 405 transitions. [2024-11-05 13:55:22,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:55:22,923 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, (29), 2 states have call predecessors, (29), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 162 [2024-11-05 13:55:22,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:22,926 INFO L225 Difference]: With dead ends: 312 [2024-11-05 13:55:22,926 INFO L226 Difference]: Without dead ends: 163 [2024-11-05 13:55:22,927 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 315 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:55:22,928 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 0 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 934 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-05 13:55:22,928 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 934 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-05 13:55:22,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2024-11-05 13:55:22,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2024-11-05 13:55:22,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 101 states have (on average 1.2277227722772277) internal successors, (124), 103 states have internal predecessors, (124), 43 states have call successors, (43), 16 states have call predecessors, (43), 18 states have return successors, (44), 43 states have call predecessors, (44), 42 states have call successors, (44) [2024-11-05 13:55:22,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 211 transitions. [2024-11-05 13:55:22,940 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 211 transitions. Word has length 162 [2024-11-05 13:55:22,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:22,940 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 211 transitions. [2024-11-05 13:55:22,941 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, (29), 2 states have call predecessors, (29), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-05 13:55:22,941 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 211 transitions. [2024-11-05 13:55:22,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-05 13:55:22,942 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:22,943 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:55:22,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-05 13:55:23,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:23,144 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:23,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:23,144 INFO L85 PathProgramCache]: Analyzing trace with hash -949308824, now seen corresponding path program 1 times [2024-11-05 13:55:23,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:23,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1115592911] [2024-11-05 13:55:23,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:23,145 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:23,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:23,146 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 13:55:23,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:55:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:28,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 2771 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-05 13:55:28,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:31,482 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-05 13:55:31,482 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:40,780 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 12 proven. 20 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-05 13:55:40,781 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:40,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1115592911] [2024-11-05 13:55:40,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1115592911] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:55:40,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:55:40,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2024-11-05 13:55:40,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406078969] [2024-11-05 13:55:40,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:40,782 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-05 13:55:40,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:40,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-05 13:55:40,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:55:40,783 INFO L87 Difference]: Start difference. First operand 163 states and 211 transitions. Second operand has 8 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 3 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-05 13:55:46,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:46,817 INFO L93 Difference]: Finished difference Result 309 states and 414 transitions. [2024-11-05 13:55:46,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-05 13:55:46,818 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 3 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 167 [2024-11-05 13:55:46,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:46,821 INFO L225 Difference]: With dead ends: 309 [2024-11-05 13:55:46,821 INFO L226 Difference]: Without dead ends: 168 [2024-11-05 13:55:46,822 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:55:46,822 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 0 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1298 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:55:46,823 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1298 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-11-05 13:55:46,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-05 13:55:46,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2024-11-05 13:55:46,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 105 states have (on average 1.2190476190476192) internal successors, (128), 108 states have internal predecessors, (128), 43 states have call successors, (43), 16 states have call predecessors, (43), 19 states have return successors, (47), 43 states have call predecessors, (47), 42 states have call successors, (47) [2024-11-05 13:55:46,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 218 transitions. [2024-11-05 13:55:46,837 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 218 transitions. Word has length 167 [2024-11-05 13:55:46,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:46,838 INFO L471 AbstractCegarLoop]: Abstraction has 168 states and 218 transitions. [2024-11-05 13:55:46,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 3 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-05 13:55:46,838 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 218 transitions. [2024-11-05 13:55:46,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-05 13:55:46,840 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:46,840 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:55:46,864 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Ended with exit code 0 [2024-11-05 13:55:47,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:47,045 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:47,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:47,046 INFO L85 PathProgramCache]: Analyzing trace with hash -849650054, now seen corresponding path program 1 times [2024-11-05 13:55:47,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:47,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1286044848] [2024-11-05 13:55:47,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:47,046 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:47,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:47,047 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 13:55:47,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:55:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:52,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 2788 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-05 13:55:52,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:56,792 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-05 13:55:56,793 INFO L311 TraceCheckSpWp]: Computing backward predicates...