/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:56:10,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:56:10,935 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 13:56:10,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:56:10,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:56:10,955 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:56:10,956 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:56:10,957 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:56:10,957 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:56:10,957 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:56:10,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:56:10,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:56:10,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:56:10,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:56:10,958 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:56:10,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:56:10,959 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:56:10,959 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:56:10,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:56:10,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:56:10,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:56:10,962 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:56:10,962 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:56:10,962 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:56:10,963 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:56:10,964 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:56:10,964 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:56:10,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:56:10,964 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:56:10,964 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:56:10,964 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:56:10,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:56:10,965 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:56:10,965 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:56:10,965 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:56:10,965 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:56:10,965 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:56:10,966 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:56:10,966 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:56:10,966 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:56:10,968 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:56:10,968 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:56:11,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:56:11,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:56:11,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:56:11,173 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:56:11,173 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:56:11,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i [2024-11-05 13:56:12,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:56:12,720 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:56:12,721 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i [2024-11-05 13:56:12,760 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5cc94278/c0a52f9c53d5446099291696eff126a2/FLAG7a014a6c1 [2024-11-05 13:56:12,954 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5cc94278/c0a52f9c53d5446099291696eff126a2 [2024-11-05 13:56:12,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:56:12,958 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:56:12,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:56:12,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:56:12,964 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:56:12,965 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:56:12" (1/1) ... [2024-11-05 13:56:12,965 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@113dc784 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:12, skipping insertion in model container [2024-11-05 13:56:12,965 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:56:12" (1/1) ... [2024-11-05 13:56:13,049 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:56:13,277 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i[4496,4509] [2024-11-05 13:56:13,286 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i[4556,4569] [2024-11-05 13:56:13,790 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 13:56:13,869 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 13:56:13,870 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 13:56:13,870 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 13:56:13,880 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 13:56:13,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,884 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 13:56:13,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,889 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 13:56:13,889 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 13:56:13,890 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 13:56:13,891 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 13:56:13,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,902 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 13:56:13,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,903 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 13:56:13,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,905 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 13:56:13,905 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,907 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 13:56:13,908 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,908 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 13:56:13,909 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,909 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 13:56:13,909 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:13,909 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,180 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 13:56:14,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:14,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:14,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:14,306 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 13:56:14,430 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:14,436 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 13:56:14,442 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 13:56:14,453 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 13:56:14,457 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 13:56:14,468 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:14,482 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 13:56:14,487 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 13:56:14,515 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,515 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,542 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,544 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,550 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,551 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,559 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 13:56:14,559 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 13:56:14,564 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,564 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,565 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,565 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,565 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,566 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,566 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,568 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 13:56:14,580 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 13:56:14,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:14,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:56:14,653 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:56:14,712 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:56:14,716 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i[4496,4509] [2024-11-05 13:56:14,717 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i[4556,4569] [2024-11-05 13:56:14,739 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 13:56:14,749 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 13:56:14,749 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 13:56:14,750 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 13:56:14,756 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 13:56:14,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,757 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 13:56:14,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,758 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,758 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 13:56:14,759 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 13:56:14,759 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 13:56:14,760 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 13:56:14,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,765 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 13:56:14,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,765 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 13:56:14,766 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,766 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 13:56:14,766 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,767 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 13:56:14,768 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,768 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 13:56:14,768 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,769 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 13:56:14,769 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,769 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,810 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 13:56:14,810 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 13:56:14,811 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 13:56:14,811 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 13:56:14,856 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 13:56:14,889 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 13:56:14,892 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:14,896 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 13:56:14,902 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 13:56:14,905 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 13:56:14,908 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 13:56:14,915 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 13:56:14,921 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 13:56:14,926 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,927 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,936 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,936 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,937 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,943 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 13:56:14,943 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 13:56:14,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,947 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,947 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:14,948 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 13:56:14,955 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 13:56:14,959 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 13:56:14,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:56:14,980 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:56:14,993 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i[4496,4509] [2024-11-05 13:56:14,994 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness_negated.i[4556,4569] [2024-11-05 13:56:15,024 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,024 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,024 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,024 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,025 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,028 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,028 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,028 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,028 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,029 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,029 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,029 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,029 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-05 13:56:15,119 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,120 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,129 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,130 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,136 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,136 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,136 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,137 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,137 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,137 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,137 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:15,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:56:15,318 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:56:15,327 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:56:15,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15 WrapperNode [2024-11-05 13:56:15,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:56:15,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:56:15,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:56:15,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:56:15,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,408 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,484 INFO L138 Inliner]: procedures = 785, calls = 2430, calls flagged for inlining = 71, calls inlined = 17, statements flattened = 910 [2024-11-05 13:56:15,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:56:15,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:56:15,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:56:15,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:56:15,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,511 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,601 INFO L175 MemorySlicer]: Split 377 memory accesses to 7 slices as follows [2, 249, 2, 73, 2, 44, 5]. 66 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [2, 6, 0, 9, 0, 0, 5]. The 257 writes are split as follows [0, 233, 1, 14, 1, 8, 0]. [2024-11-05 13:56:15,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,679 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:56:15,732 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:56:15,732 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:56:15,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:56:15,733 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (1/1) ... [2024-11-05 13:56:15,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:56:15,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:56:15,760 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 13:56:15,763 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 13:56:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:56:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:56:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:56:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:56:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:56:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:56:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:56:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:56:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:56:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:56:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:56:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:56:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:56:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:56:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:56:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:56:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:56:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:56:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-05 13:56:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-05 13:56:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-05 13:56:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-05 13:56:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-05 13:56:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-05 13:56:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-05 13:56:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-05 13:56:15,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:56:15,789 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:56:15,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:56:15,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:56:15,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:56:15,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:56:15,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:56:15,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:56:15,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:56:15,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:56:15,790 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:56:15,790 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:56:15,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:56:15,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:56:15,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:56:15,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:56:15,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:56:15,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:56:15,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:56:15,791 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:56:15,792 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 13:56:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:56:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-05 13:56:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-05 13:56:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2024-11-05 13:56:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:56:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_int [2024-11-05 13:56:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_int [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-05 13:56:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:56:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-05 13:56:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-05 13:56:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-05 13:56:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-05 13:56:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-05 13:56:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-05 13:56:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-05 13:56:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:56:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:56:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:56:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:56:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:56:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:56:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:56:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:56:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:56:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:56:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:56:15,797 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:56:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:56:15,797 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2024-11-05 13:56:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2024-11-05 13:56:16,144 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:56:16,146 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:56:17,742 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2024-11-05 13:56:17,742 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2024-11-05 13:56:29,091 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !true; [2024-11-05 13:56:29,195 INFO L? ?]: Removed 257 outVars from TransFormulas that were not future-live. [2024-11-05 13:56:29,196 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:56:29,208 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:56:29,208 INFO L316 CfgBuilder]: Removed 13 assume(true) statements. [2024-11-05 13:56:29,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:56:29 BoogieIcfgContainer [2024-11-05 13:56:29,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:56:29,210 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:56:29,210 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:56:29,213 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:56:29,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:56:12" (1/3) ... [2024-11-05 13:56:29,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e8ac6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:56:29, skipping insertion in model container [2024-11-05 13:56:29,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:15" (2/3) ... [2024-11-05 13:56:29,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e8ac6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:56:29, skipping insertion in model container [2024-11-05 13:56:29,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:56:29" (3/3) ... [2024-11-05 13:56:29,214 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_foreach_harness_negated.i [2024-11-05 13:56:29,226 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:56:29,226 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:56:29,281 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:56:29,288 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;@48180d44, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:56:29,288 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:56:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand has 261 states, 172 states have (on average 1.2848837209302326) internal successors, (221), 169 states have internal predecessors, (221), 71 states have call successors, (71), 20 states have call predecessors, (71), 20 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-05 13:56:29,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-05 13:56:29,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:29,307 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:56:29,307 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:29,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:29,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1453380158, now seen corresponding path program 1 times [2024-11-05 13:56:29,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:29,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [937599152] [2024-11-05 13:56:29,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:29,320 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:29,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:29,323 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 13:56:29,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:56:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:34,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 2580 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:56:34,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:34,798 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-05 13:56:34,799 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:56:38,675 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-05 13:56:38,676 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:56:38,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [937599152] [2024-11-05 13:56:38,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [937599152] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:56:38,677 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:56:38,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:56:38,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227655103] [2024-11-05 13:56:38,679 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:56:38,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:56:38,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:56:38,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:56:38,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:56:38,704 INFO L87 Difference]: Start difference. First operand has 261 states, 172 states have (on average 1.2848837209302326) internal successors, (221), 169 states have internal predecessors, (221), 71 states have call successors, (71), 20 states have call predecessors, (71), 20 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-05 13:56:38,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:38,804 INFO L93 Difference]: Finished difference Result 513 states and 753 transitions. [2024-11-05 13:56:38,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:56:38,810 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 118 [2024-11-05 13:56:38,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:38,847 INFO L225 Difference]: With dead ends: 513 [2024-11-05 13:56:38,847 INFO L226 Difference]: Without dead ends: 255 [2024-11-05 13:56:38,851 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 234 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 13:56:38,858 INFO L432 NwaCegarLoop]: 349 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, 349 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 13:56:38,859 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:56:38,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2024-11-05 13:56:38,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2024-11-05 13:56:38,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 163 states have (on average 1.2453987730061349) internal successors, (203), 164 states have internal predecessors, (203), 71 states have call successors, (71), 20 states have call predecessors, (71), 20 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-05 13:56:38,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 344 transitions. [2024-11-05 13:56:38,926 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 344 transitions. Word has length 118 [2024-11-05 13:56:38,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:38,926 INFO L471 AbstractCegarLoop]: Abstraction has 255 states and 344 transitions. [2024-11-05 13:56:38,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-05 13:56:38,929 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 344 transitions. [2024-11-05 13:56:38,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-05 13:56:38,931 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:38,932 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:56:38,947 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:56:39,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:39,133 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:39,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:39,133 INFO L85 PathProgramCache]: Analyzing trace with hash 890202290, now seen corresponding path program 1 times [2024-11-05 13:56:39,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:39,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1839351035] [2024-11-05 13:56:39,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:39,134 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:39,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:39,135 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:56:39,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:56:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:43,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 2596 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:56:43,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:44,833 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-05 13:56:44,833 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:56:48,925 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-05 13:56:48,925 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:56:48,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1839351035] [2024-11-05 13:56:48,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1839351035] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:56:48,926 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:56:48,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2024-11-05 13:56:48,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663892229] [2024-11-05 13:56:48,926 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:56:48,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:56:48,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:56:48,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:56:48,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:56:48,930 INFO L87 Difference]: Start difference. First operand 255 states and 344 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 3 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-05 13:56:49,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:49,400 INFO L93 Difference]: Finished difference Result 471 states and 642 transitions. [2024-11-05 13:56:49,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:56:49,401 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 3 states have call predecessors, (31), 2 states have call successors, (31) Word has length 124 [2024-11-05 13:56:49,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:49,403 INFO L225 Difference]: With dead ends: 471 [2024-11-05 13:56:49,403 INFO L226 Difference]: Without dead ends: 259 [2024-11-05 13:56:49,405 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:56:49,405 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 0 mSDsluCounter, 1022 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1364 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-05 13:56:49,405 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1364 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-05 13:56:49,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-11-05 13:56:49,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 259. [2024-11-05 13:56:49,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 166 states have (on average 1.2409638554216869) internal successors, (206), 167 states have internal predecessors, (206), 71 states have call successors, (71), 20 states have call predecessors, (71), 21 states have return successors, (71), 71 states have call predecessors, (71), 70 states have call successors, (71) [2024-11-05 13:56:49,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 348 transitions. [2024-11-05 13:56:49,427 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 348 transitions. Word has length 124 [2024-11-05 13:56:49,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:49,432 INFO L471 AbstractCegarLoop]: Abstraction has 259 states and 348 transitions. [2024-11-05 13:56:49,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 3 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-05 13:56:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 348 transitions. [2024-11-05 13:56:49,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-05 13:56:49,434 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:49,434 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:56:49,449 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Ended with exit code 0 [2024-11-05 13:56:49,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:49,635 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:49,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:49,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1169147358, now seen corresponding path program 1 times [2024-11-05 13:56:49,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:49,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1384258565] [2024-11-05 13:56:49,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:49,636 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:49,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:49,637 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:56:49,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:56:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:54,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 2576 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:56:54,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-05 13:56:55,862 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:57:02,386 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-05 13:57:02,387 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:57:02,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1384258565] [2024-11-05 13:57:02,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1384258565] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:57:02,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:57:02,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 13:57:02,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229690204] [2024-11-05 13:57:02,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:57:02,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:57:02,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:57:02,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:57:02,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:57:02,389 INFO L87 Difference]: Start difference. First operand 259 states and 348 transitions. Second operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-05 13:57:08,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:57:08,055 INFO L93 Difference]: Finished difference Result 471 states and 641 transitions. [2024-11-05 13:57:08,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:57:08,056 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 130 [2024-11-05 13:57:08,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:57:08,058 INFO L225 Difference]: With dead ends: 471 [2024-11-05 13:57:08,058 INFO L226 Difference]: Without dead ends: 259 [2024-11-05 13:57:08,059 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:57:08,060 INFO L432 NwaCegarLoop]: 324 mSDtfsCounter, 0 mSDsluCounter, 1249 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1573 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-05 13:57:08,060 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1573 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-05 13:57:08,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-11-05 13:57:08,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 255. [2024-11-05 13:57:08,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 163 states have (on average 1.2331288343558282) internal successors, (201), 164 states have internal predecessors, (201), 71 states have call successors, (71), 20 states have call predecessors, (71), 20 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-05 13:57:08,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 342 transitions. [2024-11-05 13:57:08,072 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 342 transitions. Word has length 130 [2024-11-05 13:57:08,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:57:08,072 INFO L471 AbstractCegarLoop]: Abstraction has 255 states and 342 transitions. [2024-11-05 13:57:08,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-05 13:57:08,072 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 342 transitions. [2024-11-05 13:57:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-05 13:57:08,073 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:57:08,074 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:57:08,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-05 13:57:08,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:08,278 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:57:08,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:57:08,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1213130609, now seen corresponding path program 1 times [2024-11-05 13:57:08,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:57:08,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [76361593] [2024-11-05 13:57:08,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:57:08,279 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:57:08,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:08,280 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:57:08,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:57:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:57:13,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 2667 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 13:57:13,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:57:15,314 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-05 13:57:15,314 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:57:22,247 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-05 13:57:22,247 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:57:22,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [76361593] [2024-11-05 13:57:22,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [76361593] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:57:22,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:57:22,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-05 13:57:22,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645911008] [2024-11-05 13:57:22,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:57:22,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 13:57:22,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:57:22,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 13:57:22,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:57:22,249 INFO L87 Difference]: Start difference. First operand 255 states and 342 transitions. Second operand has 7 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-05 13:57:28,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:57:28,921 INFO L93 Difference]: Finished difference Result 457 states and 626 transitions. [2024-11-05 13:57:28,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 13:57:28,922 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 135 [2024-11-05 13:57:28,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:57:28,926 INFO L225 Difference]: With dead ends: 457 [2024-11-05 13:57:28,926 INFO L226 Difference]: Without dead ends: 258 [2024-11-05 13:57:28,926 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:57:28,927 INFO L432 NwaCegarLoop]: 321 mSDtfsCounter, 0 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1879 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-11-05 13:57:28,927 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1879 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2024-11-05 13:57:28,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2024-11-05 13:57:28,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 258. [2024-11-05 13:57:28,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 165 states have (on average 1.2303030303030302) internal successors, (203), 167 states have internal predecessors, (203), 71 states have call successors, (71), 20 states have call predecessors, (71), 21 states have return successors, (74), 70 states have call predecessors, (74), 70 states have call successors, (74) [2024-11-05 13:57:28,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 348 transitions. [2024-11-05 13:57:28,944 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 348 transitions. Word has length 135 [2024-11-05 13:57:28,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:57:28,944 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 348 transitions. [2024-11-05 13:57:28,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-05 13:57:28,944 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 348 transitions. [2024-11-05 13:57:28,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-05 13:57:28,946 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:57:28,946 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:57:28,962 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Ended with exit code 0 [2024-11-05 13:57:29,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:29,147 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:57:29,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:57:29,147 INFO L85 PathProgramCache]: Analyzing trace with hash -954767439, now seen corresponding path program 1 times [2024-11-05 13:57:29,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:57:29,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1284345522] [2024-11-05 13:57:29,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:57:29,148 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:57:29,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:29,150 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 13:57:29,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:57:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:57:34,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 2681 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-05 13:57:34,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:57:37,868 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-05 13:57:37,868 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:57:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-05 13:57:45,741 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:57:45,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1284345522] [2024-11-05 13:57:45,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1284345522] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:57:45,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:57:45,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 10 [2024-11-05 13:57:45,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632674725] [2024-11-05 13:57:45,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:57:45,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-05 13:57:45,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:57:45,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-05 13:57:45,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-05 13:57:45,743 INFO L87 Difference]: Start difference. First operand 258 states and 348 transitions. Second operand has 9 states, 8 states have (on average 9.25) internal successors, (74), 7 states have internal predecessors, (74), 3 states have call successors, (24), 2 states have call predecessors, (24), 5 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-05 13:57:54,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:57:54,397 INFO L93 Difference]: Finished difference Result 466 states and 645 transitions. [2024-11-05 13:57:54,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-05 13:57:54,397 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 9.25) internal successors, (74), 7 states have internal predecessors, (74), 3 states have call successors, (24), 2 states have call predecessors, (24), 5 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) Word has length 141 [2024-11-05 13:57:54,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:57:54,399 INFO L225 Difference]: With dead ends: 466 [2024-11-05 13:57:54,400 INFO L226 Difference]: Without dead ends: 264 [2024-11-05 13:57:54,401 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-05 13:57:54,401 INFO L432 NwaCegarLoop]: 320 mSDtfsCounter, 0 mSDsluCounter, 2192 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2512 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-05 13:57:54,401 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2512 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2024-11-05 13:57:54,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2024-11-05 13:57:54,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 261. [2024-11-05 13:57:54,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 167 states have (on average 1.2275449101796407) internal successors, (205), 169 states have internal predecessors, (205), 71 states have call successors, (71), 20 states have call predecessors, (71), 22 states have return successors, (79), 71 states have call predecessors, (79), 70 states have call successors, (79) [2024-11-05 13:57:54,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 355 transitions. [2024-11-05 13:57:54,411 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 355 transitions. Word has length 141 [2024-11-05 13:57:54,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:57:54,412 INFO L471 AbstractCegarLoop]: Abstraction has 261 states and 355 transitions. [2024-11-05 13:57:54,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 9.25) internal successors, (74), 7 states have internal predecessors, (74), 3 states have call successors, (24), 2 states have call predecessors, (24), 5 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-05 13:57:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 355 transitions. [2024-11-05 13:57:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-05 13:57:54,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:57:54,413 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:57:54,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Forceful destruction successful, exit code 0 [2024-11-05 13:57:54,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:54,614 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:57:54,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:57:54,615 INFO L85 PathProgramCache]: Analyzing trace with hash -951542568, now seen corresponding path program 1 times [2024-11-05 13:57:54,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:57:54,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [282428104] [2024-11-05 13:57:54,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:57:54,615 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:57:54,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:54,616 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:57:54,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (7)] Waiting until timeout for monitored process