/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_array_list_erase_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:34:12,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:34:12,923 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 13:34:12,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:34:12,928 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:34:12,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:34:12,957 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:34:12,958 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:34:12,958 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:34:12,959 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:34:12,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:34:12,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:34:12,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:34:12,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:34:12,962 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:34:12,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:34:12,963 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:34:12,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:34:12,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:34:12,963 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:34:12,964 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:34:12,967 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:34:12,967 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:34:12,967 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:34:12,967 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:34:12,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:34:12,968 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:34:12,968 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:34:12,968 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:34:12,968 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:34:12,968 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:34:12,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:34:12,969 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:34:12,969 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:34:12,969 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:34:12,970 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:34:12,970 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:34:12,970 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:34:12,972 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:34:12,972 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:34:12,972 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:34:12,972 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:34:13,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:34:13,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:34:13,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:34:13,213 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:34:13,213 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:34:13,215 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_erase_harness_negated.i [2024-11-05 13:34:14,524 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:34:14,937 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:34:14,938 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_erase_harness_negated.i [2024-11-05 13:34:14,975 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8579e5001/df855710881b4cd6a5f60c5b1c67dd9b/FLAGcf1c2c051 [2024-11-05 13:34:14,990 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8579e5001/df855710881b4cd6a5f60c5b1c67dd9b [2024-11-05 13:34:14,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:34:14,994 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:34:14,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:34:14,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:34:15,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:34:15,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:34:14" (1/1) ... [2024-11-05 13:34:15,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@435f3094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:15, skipping insertion in model container [2024-11-05 13:34:15,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:34:14" (1/1) ... [2024-11-05 13:34:15,084 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:34:15,355 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_array_list_erase_harness_negated.i[4494,4507] [2024-11-05 13:34:15,362 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_array_list_erase_harness_negated.i[4554,4567] [2024-11-05 13:34:15,827 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,959 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 13:34:15,961 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,965 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,972 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,975 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,975 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,976 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,976 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,979 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,980 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,983 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,983 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,990 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,990 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,991 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,991 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,992 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,993 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,993 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,993 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,995 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,996 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,996 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:15,997 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:15,997 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,266 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,266 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,267 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,267 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,350 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,366 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,367 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,367 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,371 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,372 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,372 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,372 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,373 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,374 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,374 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,377 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,378 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,378 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,381 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,387 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,395 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,395 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,395 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,396 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,396 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,396 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,397 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,397 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,398 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,398 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,398 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,399 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,399 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,399 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,438 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,439 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,440 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:34:16,495 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:34:16,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:34:16,545 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_array_list_erase_harness_negated.i[4494,4507] [2024-11-05 13:34:16,546 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_array_list_erase_harness_negated.i[4554,4567] [2024-11-05 13:34:16,575 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,599 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,599 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,600 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,608 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,609 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,609 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,610 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,614 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,614 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,615 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,617 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,617 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,618 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,618 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,622 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,622 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,622 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,623 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,623 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,624 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,625 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,625 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,626 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,688 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,689 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,690 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,690 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,715 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,725 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,725 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,725 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,727 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,727 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,729 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,730 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,730 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,731 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,732 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,740 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,741 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,741 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,741 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,742 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,742 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,742 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,743 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,744 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,744 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,744 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,744 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,745 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,745 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,764 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:16,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:34:16,780 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:34:16,797 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_array_list_erase_harness_negated.i[4494,4507] [2024-11-05 13:34:16,799 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_array_list_erase_harness_negated.i[4554,4567] [2024-11-05 13:34:16,843 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,843 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,844 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,844 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,844 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,849 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,850 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,850 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,851 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,854 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,923 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,924 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,926 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,926 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,927 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7793-7804] [2024-11-05 13:34:16,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,962 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:16,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:34:17,177 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:34:17,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17 WrapperNode [2024-11-05 13:34:17,178 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:34:17,179 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:34:17,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:34:17,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:34:17,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,331 INFO L138 Inliner]: procedures = 690, calls = 1677, calls flagged for inlining = 52, calls inlined = 11, statements flattened = 727 [2024-11-05 13:34:17,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:34:17,332 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:34:17,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:34:17,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:34:17,351 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,364 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,447 INFO L175 MemorySlicer]: Split 331 memory accesses to 6 slices as follows [238, 2, 6, 3, 73, 9]. 72 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [6, 2, 0, 1, 10, 5]. The 243 writes are split as follows [232, 0, 2, 1, 6, 2]. [2024-11-05 13:34:17,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,545 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,555 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,577 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:34:17,582 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:34:17,582 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:34:17,582 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:34:17,583 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (1/1) ... [2024-11-05 13:34:17,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:34:17,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:34:17,613 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 13:34:17,615 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 13:34:17,638 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2024-11-05 13:34:17,638 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2024-11-05 13:34:17,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:34:17,640 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-05 13:34:17,640 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-05 13:34:17,640 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-05 13:34:17,640 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-05 13:34:17,640 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:34:17,641 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:34:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:34:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:34:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 13:34:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 13:34:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 13:34:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 13:34:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 13:34:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 13:34:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:34:17,642 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:34:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:34:17,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:34:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:34:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:34:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2024-11-05 13:34:17,643 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2024-11-05 13:34:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:34:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:34:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:34:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:34:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:34:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:34:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:34:17,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:34:17,643 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:34:17,644 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:34:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:34:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:34:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:34:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:34:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 13:34:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 13:34:17,644 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-05 13:34:17,645 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-05 13:34:17,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:34:17,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:34:17,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:34:17,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:34:17,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:34:17,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:34:17,645 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-05 13:34:17,645 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-05 13:34:17,645 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:34:17,645 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:34:17,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:34:17,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:34:17,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:34:17,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:34:17,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:34:17,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:34:17,646 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-05 13:34:17,646 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-05 13:34:17,646 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:34:17,646 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:34:17,646 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-05 13:34:17,646 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:34:17,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:34:17,648 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 13:34:17,648 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 13:34:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:34:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:34:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2024-11-05 13:34:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2024-11-05 13:34:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:34:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:34:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:34:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:34:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:34:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:34:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-05 13:34:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-05 13:34:17,649 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-05 13:34:17,650 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-05 13:34:17,650 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-05 13:34:17,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-05 13:34:18,001 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:34:18,004 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:34:27,078 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-05 13:34:27,078 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:34:27,099 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:34:27,099 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-05 13:34:27,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:34:27 BoogieIcfgContainer [2024-11-05 13:34:27,100 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:34:27,104 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:34:27,104 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:34:27,107 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:34:27,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:34:14" (1/3) ... [2024-11-05 13:34:27,108 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15a6f96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:34:27, skipping insertion in model container [2024-11-05 13:34:27,108 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:17" (2/3) ... [2024-11-05 13:34:27,108 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15a6f96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:34:27, skipping insertion in model container [2024-11-05 13:34:27,108 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:34:27" (3/3) ... [2024-11-05 13:34:27,109 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_erase_harness_negated.i [2024-11-05 13:34:27,124 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:34:27,125 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:34:27,196 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:34:27,203 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;@6554597b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:34:27,203 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:34:27,208 INFO L276 IsEmpty]: Start isEmpty. Operand has 254 states, 144 states have (on average 1.1875) internal successors, (171), 145 states have internal predecessors, (171), 88 states have call successors, (88), 20 states have call predecessors, (88), 20 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-05 13:34:27,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-05 13:34:27,222 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:34:27,223 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:34:27,224 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:34:27,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:34:27,229 INFO L85 PathProgramCache]: Analyzing trace with hash -2043936627, now seen corresponding path program 1 times [2024-11-05 13:34:27,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:34:27,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [89971790] [2024-11-05 13:34:27,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:34:27,244 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:34:27,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:27,246 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 13:34:27,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:34:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:34:33,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 2417 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:34:34,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:34:34,034 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-05 13:34:34,034 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:34:36,705 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-05 13:34:36,706 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:34:36,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [89971790] [2024-11-05 13:34:36,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [89971790] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:34:36,707 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:34:36,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:34:36,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411950722] [2024-11-05 13:34:36,709 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:34:36,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:34:36,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:34:36,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:34:36,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:34:36,743 INFO L87 Difference]: Start difference. First operand has 254 states, 144 states have (on average 1.1875) internal successors, (171), 145 states have internal predecessors, (171), 88 states have call successors, (88), 20 states have call predecessors, (88), 20 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-05 13:34:36,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:34:36,821 INFO L93 Difference]: Finished difference Result 499 states and 739 transitions. [2024-11-05 13:34:36,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:34:36,825 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 87 [2024-11-05 13:34:36,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:34:36,840 INFO L225 Difference]: With dead ends: 499 [2024-11-05 13:34:36,840 INFO L226 Difference]: Without dead ends: 249 [2024-11-05 13:34:36,848 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 172 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 13:34:36,853 INFO L432 NwaCegarLoop]: 345 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, 345 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 13:34:36,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:34:36,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2024-11-05 13:34:36,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2024-11-05 13:34:36,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 140 states have (on average 1.1785714285714286) internal successors, (165), 141 states have internal predecessors, (165), 88 states have call successors, (88), 20 states have call predecessors, (88), 20 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-05 13:34:36,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 340 transitions. [2024-11-05 13:34:36,933 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 340 transitions. Word has length 87 [2024-11-05 13:34:36,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:34:36,934 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 340 transitions. [2024-11-05 13:34:36,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-05 13:34:36,935 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 340 transitions. [2024-11-05 13:34:36,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-05 13:34:36,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:34:36,939 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:34:36,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Forceful destruction successful, exit code 0 [2024-11-05 13:34:37,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:37,145 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:34:37,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:34:37,145 INFO L85 PathProgramCache]: Analyzing trace with hash -76040055, now seen corresponding path program 1 times [2024-11-05 13:34:37,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:34:37,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2084446007] [2024-11-05 13:34:37,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:34:37,146 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:34:37,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:37,147 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 13:34:37,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:34:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:34:42,911 INFO L255 TraceCheckSpWp]: Trace formula consists of 2417 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:34:42,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:34:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-05 13:34:44,525 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:34:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-05 13:34:49,116 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:34:49,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2084446007] [2024-11-05 13:34:49,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2084446007] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:34:49,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:34:49,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-05 13:34:49,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895266948] [2024-11-05 13:34:49,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:34:49,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:34:49,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:34:49,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:34:49,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:34:49,120 INFO L87 Difference]: Start difference. First operand 249 states and 340 transitions. Second operand has 6 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-05 13:34:55,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:34:55,667 INFO L93 Difference]: Finished difference Result 461 states and 651 transitions. [2024-11-05 13:34:55,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:34:55,671 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 87 [2024-11-05 13:34:55,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:34:55,678 INFO L225 Difference]: With dead ends: 461 [2024-11-05 13:34:55,679 INFO L226 Difference]: Without dead ends: 251 [2024-11-05 13:34:55,681 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:34:55,681 INFO L432 NwaCegarLoop]: 321 mSDtfsCounter, 0 mSDsluCounter, 1241 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1562 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2024-11-05 13:34:55,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1562 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2024-11-05 13:34:55,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2024-11-05 13:34:55,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2024-11-05 13:34:55,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 141 states have (on average 1.177304964539007) internal successors, (166), 143 states have internal predecessors, (166), 88 states have call successors, (88), 20 states have call predecessors, (88), 21 states have return successors, (104), 87 states have call predecessors, (104), 87 states have call successors, (104) [2024-11-05 13:34:55,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 358 transitions. [2024-11-05 13:34:55,711 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 358 transitions. Word has length 87 [2024-11-05 13:34:55,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:34:55,711 INFO L471 AbstractCegarLoop]: Abstraction has 251 states and 358 transitions. [2024-11-05 13:34:55,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-05 13:34:55,712 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 358 transitions. [2024-11-05 13:34:55,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-05 13:34:55,714 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:34:55,714 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 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] [2024-11-05 13:34:55,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 13:34:55,914 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:55,915 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:34:55,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:34:55,916 INFO L85 PathProgramCache]: Analyzing trace with hash 840190058, now seen corresponding path program 1 times [2024-11-05 13:34:55,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:34:55,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1656939201] [2024-11-05 13:34:55,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:34:55,917 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:34:55,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:55,919 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 13:34:55,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:35:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:35:01,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 2519 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:35:01,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:35:03,273 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-05 13:35:03,274 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:35:08,671 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-05 13:35:08,672 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:35:08,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1656939201] [2024-11-05 13:35:08,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1656939201] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:35:08,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:35:08,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-05 13:35:08,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359435293] [2024-11-05 13:35:08,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:35:08,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:35:08,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:35:08,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:35:08,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:35:08,674 INFO L87 Difference]: Start difference. First operand 251 states and 358 transitions. Second operand has 6 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-05 13:35:15,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:35:15,343 INFO L93 Difference]: Finished difference Result 451 states and 651 transitions. [2024-11-05 13:35:15,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:35:15,344 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 102 [2024-11-05 13:35:15,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:35:15,348 INFO L225 Difference]: With dead ends: 451 [2024-11-05 13:35:15,348 INFO L226 Difference]: Without dead ends: 251 [2024-11-05 13:35:15,350 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:35:15,351 INFO L432 NwaCegarLoop]: 321 mSDtfsCounter, 0 mSDsluCounter, 1240 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1561 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-11-05 13:35:15,352 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1561 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2024-11-05 13:35:15,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2024-11-05 13:35:15,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2024-11-05 13:35:15,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 141 states have (on average 1.177304964539007) internal successors, (166), 143 states have internal predecessors, (166), 88 states have call successors, (88), 20 states have call predecessors, (88), 21 states have return successors, (103), 87 states have call predecessors, (103), 87 states have call successors, (103) [2024-11-05 13:35:15,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 357 transitions. [2024-11-05 13:35:15,379 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 357 transitions. Word has length 102 [2024-11-05 13:35:15,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:35:15,380 INFO L471 AbstractCegarLoop]: Abstraction has 251 states and 357 transitions. [2024-11-05 13:35:15,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-05 13:35:15,380 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 357 transitions. [2024-11-05 13:35:15,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-05 13:35:15,382 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:35:15,383 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:35:15,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-05 13:35:15,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:35:15,585 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:35:15,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:35:15,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1309342387, now seen corresponding path program 2 times [2024-11-05 13:35:15,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:35:15,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1253537356] [2024-11-05 13:35:15,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:35:15,586 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:35:15,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:35:15,588 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 13:35:15,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:35:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:35:21,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 2621 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:35:21,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:35:22,799 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-05 13:35:22,800 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:35:28,701 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-05 13:35:28,702 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:35:28,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1253537356] [2024-11-05 13:35:28,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1253537356] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:35:28,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:35:28,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-05 13:35:28,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866210558] [2024-11-05 13:35:28,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:35:28,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:35:28,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:35:28,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:35:28,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:35:28,704 INFO L87 Difference]: Start difference. First operand 251 states and 357 transitions. Second operand has 6 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-05 13:35:34,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:35:34,877 INFO L93 Difference]: Finished difference Result 449 states and 655 transitions. [2024-11-05 13:35:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:35:34,878 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 117 [2024-11-05 13:35:34,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:35:34,884 INFO L225 Difference]: With dead ends: 449 [2024-11-05 13:35:34,884 INFO L226 Difference]: Without dead ends: 251 [2024-11-05 13:35:34,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:35:34,887 INFO L432 NwaCegarLoop]: 321 mSDtfsCounter, 0 mSDsluCounter, 1242 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1563 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-11-05 13:35:34,887 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1563 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2024-11-05 13:35:34,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2024-11-05 13:35:34,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2024-11-05 13:35:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 141 states have (on average 1.177304964539007) internal successors, (166), 143 states have internal predecessors, (166), 88 states have call successors, (88), 20 states have call predecessors, (88), 21 states have return successors, (102), 87 states have call predecessors, (102), 87 states have call successors, (102) [2024-11-05 13:35:34,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 356 transitions. [2024-11-05 13:35:34,918 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 356 transitions. Word has length 117 [2024-11-05 13:35:34,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:35:34,918 INFO L471 AbstractCegarLoop]: Abstraction has 251 states and 356 transitions. [2024-11-05 13:35:34,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-05 13:35:34,919 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 356 transitions. [2024-11-05 13:35:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-05 13:35:34,923 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:35:34,923 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-05 13:35:34,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Forceful destruction successful, exit code 0 [2024-11-05 13:35:35,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:35:35,124 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:35:35,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:35:35,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1065681284, now seen corresponding path program 3 times [2024-11-05 13:35:35,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:35:35,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1595592255] [2024-11-05 13:35:35,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:35:35,126 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:35:35,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:35:35,127 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 13:35:35,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:35:40,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:35:40,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 2723 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:35:40,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:35:42,053 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-11-05 13:35:42,053 INFO L311 TraceCheckSpWp]: Computing backward predicates...