/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 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clean_up_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 15:03:44,710 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 15:03:44,761 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 15:03:44,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 15:03:44,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 15:03:44,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 15:03:44,781 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 15:03:44,782 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 15:03:44,782 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 15:03:44,782 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 15:03:44,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 15:03:44,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 15:03:44,783 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 15:03:44,784 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 15:03:44,784 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 15:03:44,784 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 15:03:44,785 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 15:03:44,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 15:03:44,785 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 15:03:44,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 15:03:44,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 15:03:44,786 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 15:03:44,787 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 15:03:44,787 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 15:03:44,787 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 15:03:44,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 15:03:44,788 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 15:03:44,788 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 15:03:44,788 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 15:03:44,788 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 15:03:44,789 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 15:03:44,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:03:44,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 15:03:44,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 15:03:44,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 15:03:44,790 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 15:03:44,790 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 15:03:44,790 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 15:03:44,790 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 15:03:44,791 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 15:03:44,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 15:03:44,796 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:44,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 15:03:45,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 15:03:45,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 15:03:45,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 15:03:45,003 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 15:03:45,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clean_up_harness_negated.i [2024-11-04 15:03:46,527 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 15:03:46,890 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 15:03:46,890 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clean_up_harness_negated.i [2024-11-04 15:03:46,915 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c111cd3f5/dccd9e7f5ac94a53a79a675b2dfa1217/FLAG3720452ce [2024-11-04 15:03:47,085 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c111cd3f5/dccd9e7f5ac94a53a79a675b2dfa1217 [2024-11-04 15:03:47,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 15:03:47,089 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 15:03:47,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 15:03:47,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 15:03:47,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 15:03:47,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:03:47" (1/1) ... [2024-11-04 15:03:47,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@179e88ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:47, skipping insertion in model container [2024-11-04 15:03:47,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:03:47" (1/1) ... [2024-11-04 15:03:47,208 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:03:47,498 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_clean_up_harness_negated.i[4497,4510] [2024-11-04 15:03:47,506 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_clean_up_harness_negated.i[4557,4570] [2024-11-04 15:03:48,022 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,089 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,089 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,090 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,095 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,096 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,097 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,097 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,097 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,097 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,098 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,100 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,100 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,101 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,101 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,107 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,107 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,107 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,107 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,108 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,108 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,109 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,109 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,110 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,110 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,110 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,111 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,111 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,111 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,437 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,438 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,439 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,439 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,566 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,576 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,678 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,683 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,689 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,698 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,702 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,708 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,716 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,734 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,735 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,746 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,746 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,756 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,756 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,758 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,759 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,759 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,759 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,762 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,780 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,782 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:03:48,851 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 15:03:48,890 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:03:48,894 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_clean_up_harness_negated.i[4497,4510] [2024-11-04 15:03:48,895 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_clean_up_harness_negated.i[4557,4570] [2024-11-04 15:03:48,917 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,928 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,928 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,928 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,931 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,932 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,932 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,932 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,932 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,934 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,934 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,935 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,935 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,937 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,937 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,938 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,938 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,939 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,939 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,939 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,940 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,940 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:48,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,979 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:48,979 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,009 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,019 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,052 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,056 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,062 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,070 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,074 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,077 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,085 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,093 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,103 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,103 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,108 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,109 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,111 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,123 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,124 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:49,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:03:49,151 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 15:03:49,165 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_clean_up_harness_negated.i[4497,4510] [2024-11-04 15:03:49,165 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_clean_up_harness_negated.i[4557,4570] [2024-11-04 15:03:49,196 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,196 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,196 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,196 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,197 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,204 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,204 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7553-7564] [2024-11-04 15:03:49,289 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,289 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,297 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,297 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,299 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,299 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,309 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,309 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,309 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,309 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,309 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,310 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:49,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:03:49,546 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 15:03:49,552 INFO L204 MainTranslator]: Completed translation [2024-11-04 15:03:49,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49 WrapperNode [2024-11-04 15:03:49,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 15:03:49,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 15:03:49,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 15:03:49,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 15:03:49,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,626 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,692 INFO L138 Inliner]: procedures = 785, calls = 2440, calls flagged for inlining = 73, calls inlined = 16, statements flattened = 712 [2024-11-04 15:03:49,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 15:03:49,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 15:03:49,693 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 15:03:49,693 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 15:03:49,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,712 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,781 INFO L175 MemorySlicer]: Split 304 memory accesses to 8 slices as follows [6, 238, 2, 1, 37, 2, 16, 2]. 78 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [5, 6, 2, 0, 0, 0, 0, 0]. The 243 writes are split as follows [0, 232, 0, 1, 6, 1, 2, 1]. [2024-11-04 15:03:49,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,871 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,880 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,896 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 15:03:49,897 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 15:03:49,897 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 15:03:49,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 15:03:49,898 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (1/1) ... [2024-11-04 15:03:49,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:03:49,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:49,925 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) [2024-11-04 15:03:49,935 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 [2024-11-04 15:03:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure memset_override_0_impl [2024-11-04 15:03:49,957 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_override_0_impl [2024-11-04 15:03:49,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 15:03:49,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 15:03:49,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 15:03:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 15:03:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 15:03:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 15:03:49,958 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 15:03:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 15:03:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 15:03:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 15:03:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 15:03:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 15:03:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 15:03:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 15:03:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 15:03:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-04 15:03:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-04 15:03:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 15:03:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 15:03:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 15:03:49,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 15:03:49,962 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 15:03:49,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 15:03:49,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 15:03:49,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 15:03:49,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 15:03:49,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 15:03:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-04 15:03:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-04 15:03:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 15:03:49,965 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 15:03:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 15:03:49,966 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-04 15:03:49,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 15:03:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 15:03:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 15:03:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 15:03:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 15:03:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 15:03:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 15:03:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 15:03:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 15:03:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-04 15:03:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-04 15:03:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 15:03:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 15:03:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 15:03:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 15:03:50,315 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 15:03:50,317 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 15:04:00,049 INFO L? ?]: Removed 172 outVars from TransFormulas that were not future-live. [2024-11-04 15:04:00,049 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 15:04:00,062 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 15:04:00,062 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-04 15:04:00,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:04:00 BoogieIcfgContainer [2024-11-04 15:04:00,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 15:04:00,068 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 15:04:00,068 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 15:04:00,070 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 15:04:00,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 03:03:47" (1/3) ... [2024-11-04 15:04:00,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dfbc255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:04:00, skipping insertion in model container [2024-11-04 15:04:00,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:49" (2/3) ... [2024-11-04 15:04:00,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dfbc255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:04:00, skipping insertion in model container [2024-11-04 15:04:00,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:04:00" (3/3) ... [2024-11-04 15:04:00,074 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_clean_up_harness_negated.i [2024-11-04 15:04:00,090 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 15:04:00,091 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 15:04:00,225 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 15:04:00,242 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;@738b3c76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 15:04:00,243 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 15:04:00,252 INFO L276 IsEmpty]: Start isEmpty. Operand has 191 states, 123 states have (on average 1.1869918699186992) internal successors, (146), 124 states have internal predecessors, (146), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-04 15:04:00,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-04 15:04:00,274 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:04:00,275 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:04:00,275 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:04:00,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:04:00,284 INFO L85 PathProgramCache]: Analyzing trace with hash 452235427, now seen corresponding path program 1 times [2024-11-04 15:04:00,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:04:00,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [899561772] [2024-11-04 15:04:00,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:04:00,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:04:00,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:04:00,304 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:04:00,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-04 15:04:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:04:07,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 2541 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 15:04:07,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:04:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-11-04 15:04:07,083 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:04:11,812 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-04 15:04:11,813 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:04:11,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [899561772] [2024-11-04 15:04:11,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [899561772] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:04:11,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:04:11,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-04 15:04:11,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266473232] [2024-11-04 15:04:11,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:04:11,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 15:04:11,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:04:11,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 15:04:11,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:04:11,839 INFO L87 Difference]: Start difference. First operand has 191 states, 123 states have (on average 1.1869918699186992) internal successors, (146), 124 states have internal predecessors, (146), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-04 15:04:11,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:04:11,869 INFO L93 Difference]: Finished difference Result 377 states and 498 transitions. [2024-11-04 15:04:11,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 15:04:11,874 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 130 [2024-11-04 15:04:11,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:04:11,882 INFO L225 Difference]: With dead ends: 377 [2024-11-04 15:04:11,882 INFO L226 Difference]: Without dead ends: 184 [2024-11-04 15:04:11,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:04:11,888 INFO L432 NwaCegarLoop]: 236 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, 236 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 [2024-11-04 15:04:11,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 15:04:11,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-04 15:04:11,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2024-11-04 15:04:11,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 117 states have (on average 1.1538461538461537) internal successors, (135), 118 states have internal predecessors, (135), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-04 15:04:11,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 228 transitions. [2024-11-04 15:04:11,950 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 228 transitions. Word has length 130 [2024-11-04 15:04:11,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:04:11,956 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 228 transitions. [2024-11-04 15:04:11,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-04 15:04:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 228 transitions. [2024-11-04 15:04:11,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-04 15:04:11,959 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:04:11,959 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:04:12,031 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-04 15:04:12,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:04:12,160 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:04:12,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:04:12,161 INFO L85 PathProgramCache]: Analyzing trace with hash 567633643, now seen corresponding path program 1 times [2024-11-04 15:04:12,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:04:12,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1917929540] [2024-11-04 15:04:12,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:04:12,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:04:12,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:04:12,164 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:04:12,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-04 15:04:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:04:18,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 2541 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 15:04:18,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:04:19,852 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-04 15:04:19,852 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:04:25,440 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-04 15:04:25,440 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:04:25,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1917929540] [2024-11-04 15:04:25,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1917929540] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 15:04:25,441 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 15:04:25,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2024-11-04 15:04:25,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882261708] [2024-11-04 15:04:25,441 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 15:04:25,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 15:04:25,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:04:25,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 15:04:25,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 15:04:25,453 INFO L87 Difference]: Start difference. First operand 184 states and 228 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-04 15:04:26,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:04:26,046 INFO L93 Difference]: Finished difference Result 332 states and 412 transitions. [2024-11-04 15:04:26,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 15:04:26,047 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 130 [2024-11-04 15:04:26,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:04:26,049 INFO L225 Difference]: With dead ends: 332 [2024-11-04 15:04:26,050 INFO L226 Difference]: Without dead ends: 188 [2024-11-04 15:04:26,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 15:04:26,052 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 0 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 900 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-04 15:04:26,052 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 900 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-04 15:04:26,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-11-04 15:04:26,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2024-11-04 15:04:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 120 states have (on average 1.15) internal successors, (138), 121 states have internal predecessors, (138), 47 states have call successors, (47), 19 states have call predecessors, (47), 20 states have return successors, (47), 47 states have call predecessors, (47), 46 states have call successors, (47) [2024-11-04 15:04:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 232 transitions. [2024-11-04 15:04:26,067 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 232 transitions. Word has length 130 [2024-11-04 15:04:26,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:04:26,067 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 232 transitions. [2024-11-04 15:04:26,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-04 15:04:26,068 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 232 transitions. [2024-11-04 15:04:26,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-04 15:04:26,070 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:04:26,071 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:04:26,145 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-04 15:04:26,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:04:26,272 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:04:26,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:04:26,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1355921859, now seen corresponding path program 1 times [2024-11-04 15:04:26,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:04:26,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [905907048] [2024-11-04 15:04:26,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:04:26,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:04:26,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:04:26,275 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:04:26,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-04 15:04:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:04:32,208 INFO L255 TraceCheckSpWp]: Trace formula consists of 2521 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-04 15:04:32,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:04:35,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-04 15:04:43,159 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-04 15:04:43,160 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:04:53,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2024-11-04 15:05:00,894 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-04 15:05:00,894 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:05:00,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [905907048] [2024-11-04 15:05:00,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [905907048] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 15:05:00,894 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 15:05:00,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 10] imperfect sequences [] total 15 [2024-11-04 15:05:00,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030760693] [2024-11-04 15:05:00,895 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 15:05:00,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-04 15:05:00,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:05:00,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-04 15:05:00,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-11-04 15:05:00,900 INFO L87 Difference]: Start difference. First operand 188 states and 232 transitions. Second operand has 15 states, 15 states have (on average 5.0) internal successors, (75), 13 states have internal predecessors, (75), 4 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33)