/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:53:27,804 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:53:27,862 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 13:53:27,866 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:53:27,867 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:53:27,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:53:27,901 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:53:27,901 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:53:27,904 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:53:27,905 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:53:27,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:53:27,906 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:53:27,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:53:27,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:53:27,907 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:53:27,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:53:27,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:53:27,907 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:53:27,908 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:53:27,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:53:27,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:53:27,913 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:53:27,913 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:53:27,913 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:53:27,913 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:53:27,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:53:27,914 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:53:27,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:53:27,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:53:27,914 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:53:27,915 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:53:27,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:53:27,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:53:27,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:53:27,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:53:27,916 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:53:27,917 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:53:27,918 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:53:27,918 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:53:27,918 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:53:27,919 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:53:27,919 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:53:28,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:53:28,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:53:28,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:53:28,159 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:53:28,160 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:53:28,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i [2024-11-05 13:53:29,646 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:53:30,151 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:53:30,151 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i [2024-11-05 13:53:30,199 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16496bb43/e89ff023173940c48fae23f8af0176bb/FLAG27707e729 [2024-11-05 13:53:30,223 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16496bb43/e89ff023173940c48fae23f8af0176bb [2024-11-05 13:53:30,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:53:30,227 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:53:30,229 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:53:30,229 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:53:30,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:53:30,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:53:30" (1/1) ... [2024-11-05 13:53:30,237 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df870f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:30, skipping insertion in model container [2024-11-05 13:53:30,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:53:30" (1/1) ... [2024-11-05 13:53:30,352 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:53:30,729 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2024-11-05 13:53:30,738 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2024-11-05 13:53:31,424 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,535 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,535 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,536 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,548 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,551 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,551 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,552 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,552 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,556 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,557 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,559 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,559 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,567 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,567 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,567 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,568 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,569 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,570 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,570 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,571 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,572 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,573 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,573 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,574 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,574 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,574 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:31,994 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:31,995 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 13:53:31,995 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 13:53:31,996 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 13:53:32,170 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,347 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,360 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,369 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,390 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,399 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 13:53:32,417 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,444 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,450 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,484 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,485 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,509 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,510 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,516 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,517 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,526 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,527 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,533 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,533 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,533 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,534 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,534 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,536 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,553 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,556 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:32,631 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:53:32,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:53:32,687 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2024-11-05 13:53:32,688 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2024-11-05 13:53:32,723 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,735 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,737 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,743 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 13:53:32,748 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,748 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,748 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,749 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,750 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,751 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,757 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,758 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,758 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,759 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,759 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,759 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,760 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,761 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,808 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,809 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,811 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,812 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,846 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,896 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,902 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,911 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,917 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,921 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,926 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,934 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,938 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,945 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,952 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,952 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,954 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,964 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,965 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 13:53:32,966 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,966 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,966 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,967 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,967 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,968 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,968 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:32,969 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,976 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 13:53:32,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:32,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:33,005 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:53:33,023 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2024-11-05 13:53:33,023 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2024-11-05 13:53:33,062 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,062 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,063 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,063 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,063 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,068 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,068 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,068 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,069 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,069 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,070 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,070 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,123 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-05 13:53:33,229 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,230 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,236 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,237 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,239 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,239 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,250 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,250 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:33,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:33,473 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:53:33,481 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:53:33,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33 WrapperNode [2024-11-05 13:53:33,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:53:33,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:53:33,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:53:33,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:53:33,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,688 INFO L138 Inliner]: procedures = 784, calls = 2455, calls flagged for inlining = 68, calls inlined = 11, statements flattened = 731 [2024-11-05 13:53:33,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:53:33,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:53:33,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:53:33,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:53:33,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,717 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,796 INFO L175 MemorySlicer]: Split 348 memory accesses to 9 slices as follows [2, 2, 238, 40, 13, 45, 2, 1, 5]. 68 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [0, 2, 6, 9, 0, 0, 0, 0, 5]. The 246 writes are split as follows [1, 0, 232, 4, 1, 6, 1, 1, 0]. [2024-11-05 13:53:33,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:53:33,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:53:33,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:53:33,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:53:33,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (1/1) ... [2024-11-05 13:53:33,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:53:33,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:53:33,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-05 13:53:33,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-05 13:53:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:53:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:53:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:53:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:53:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:53:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:53:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:53:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 13:53:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-05 13:53:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:53:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:53:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:53:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:53:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:53:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:53:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:53:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:53:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:53:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:53:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:53:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:53:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:53:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:53:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:53:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:53:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:53:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 13:53:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 13:53:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:53:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:53:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:53:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:53:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:53:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:53:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:53:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:53:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:53:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:53:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:53:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:53:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:53:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 13:53:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 13:53:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-05 13:53:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-05 13:53:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-05 13:53:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-05 13:53:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-05 13:53:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-05 13:53:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-05 13:53:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-05 13:53:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-05 13:53:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-05 13:53:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-05 13:53:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-05 13:53:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-05 13:53:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-05 13:53:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-05 13:53:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-05 13:53:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-05 13:53:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-05 13:53:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:53:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:53:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:53:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:53:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:53:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:53:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:53:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:53:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:53:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:53:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:53:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 13:53:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:53:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:53:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-05 13:53:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:53:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:53:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-05 13:53:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-05 13:53:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:53:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:53:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:53:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:53:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:53:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:53:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:53:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 13:53:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 13:53:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-05 13:53:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-05 13:53:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-05 13:53:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-05 13:53:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-05 13:53:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-05 13:53:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-05 13:53:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:53:33,998 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-05 13:53:33,998 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-05 13:53:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:53:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:53:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:53:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 13:53:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 13:53:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:53:34,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:53:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:53:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:53:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2024-11-05 13:53:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2024-11-05 13:53:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_delete [2024-11-05 13:53:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_delete [2024-11-05 13:53:34,459 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:53:34,462 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:53:34,907 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2024-11-05 13:53:34,907 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2024-11-05 13:53:42,372 INFO L? ?]: Removed 210 outVars from TransFormulas that were not future-live. [2024-11-05 13:53:42,372 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:53:42,390 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:53:42,390 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-05 13:53:42,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:53:42 BoogieIcfgContainer [2024-11-05 13:53:42,391 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:53:42,393 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:53:42,393 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:53:42,396 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:53:42,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:53:30" (1/3) ... [2024-11-05 13:53:42,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51480af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:53:42, skipping insertion in model container [2024-11-05 13:53:42,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:33" (2/3) ... [2024-11-05 13:53:42,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51480af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:53:42, skipping insertion in model container [2024-11-05 13:53:42,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:53:42" (3/3) ... [2024-11-05 13:53:42,398 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_delete_harness.i [2024-11-05 13:53:42,412 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:53:42,412 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:53:42,478 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:53:42,483 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;@4e23b1f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:53:42,483 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:53:42,488 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 134 states have (on average 1.2686567164179106) internal successors, (170), 133 states have internal predecessors, (170), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-05 13:53:42,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-05 13:53:42,506 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:53:42,507 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:53:42,508 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:53:42,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:53:42,516 INFO L85 PathProgramCache]: Analyzing trace with hash 361268473, now seen corresponding path program 1 times [2024-11-05 13:53:42,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:53:42,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [303156272] [2024-11-05 13:53:42,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:53:42,528 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:53:42,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:53:42,531 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 13:53:42,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:53:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:53:49,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 2731 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:53:49,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:53:49,201 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2024-11-05 13:53:49,202 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:53:55,263 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2024-11-05 13:53:55,265 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:53:55,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [303156272] [2024-11-05 13:53:55,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [303156272] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:53:55,265 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:53:55,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:53:55,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450009930] [2024-11-05 13:53:55,268 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:53:55,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:53:55,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:53:55,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:53:55,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:53:55,296 INFO L87 Difference]: Start difference. First operand has 207 states, 134 states have (on average 1.2686567164179106) internal successors, (170), 133 states have internal predecessors, (170), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-05 13:53:55,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:53:55,341 INFO L93 Difference]: Finished difference Result 409 states and 577 transitions. [2024-11-05 13:53:55,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:53:55,343 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 1 states have call successors, (32) Word has length 199 [2024-11-05 13:53:55,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:53:55,351 INFO L225 Difference]: With dead ends: 409 [2024-11-05 13:53:55,351 INFO L226 Difference]: Without dead ends: 202 [2024-11-05 13:53:55,356 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 396 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 13:53:55,359 INFO L432 NwaCegarLoop]: 270 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, 270 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 13:53:55,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:53:55,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-11-05 13:53:55,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2024-11-05 13:53:55,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 128 states have (on average 1.234375) internal successors, (158), 129 states have internal predecessors, (158), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2024-11-05 13:53:55,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 265 transitions. [2024-11-05 13:53:55,423 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 265 transitions. Word has length 199 [2024-11-05 13:53:55,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:53:55,426 INFO L471 AbstractCegarLoop]: Abstraction has 202 states and 265 transitions. [2024-11-05 13:53:55,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-05 13:53:55,426 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 265 transitions. [2024-11-05 13:53:55,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-05 13:53:55,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:53:55,433 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:53:55,449 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Forceful destruction successful, exit code 0 [2024-11-05 13:53:55,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:53:55,640 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:53:55,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:53:55,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1086890061, now seen corresponding path program 1 times [2024-11-05 13:53:55,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:53:55,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1314143985] [2024-11-05 13:53:55,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:53:55,641 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:53:55,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:53:55,643 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 13:53:55,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:54:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:01,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 2731 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:54:01,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:03,125 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2024-11-05 13:54:03,126 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:10,932 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2024-11-05 13:54:10,932 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:10,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1314143985] [2024-11-05 13:54:10,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1314143985] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:54:10,932 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:54:10,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2024-11-05 13:54:10,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082558827] [2024-11-05 13:54:10,933 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:10,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:54:10,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:10,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:54:10,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:54:10,936 INFO L87 Difference]: Start difference. First operand 202 states and 265 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (57), 3 states have call predecessors, (57), 2 states have call successors, (57) [2024-11-05 13:54:11,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:54:11,496 INFO L93 Difference]: Finished difference Result 368 states and 486 transitions. [2024-11-05 13:54:11,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:54:11,497 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (57), 3 states have call predecessors, (57), 2 states have call successors, (57) Word has length 199 [2024-11-05 13:54:11,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:54:11,500 INFO L225 Difference]: With dead ends: 368 [2024-11-05 13:54:11,500 INFO L226 Difference]: Without dead ends: 206 [2024-11-05 13:54:11,501 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:54:11,502 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 0 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-05 13:54:11,502 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1048 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 13:54:11,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-05 13:54:11,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2024-11-05 13:54:11,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 131 states have (on average 1.2290076335877862) internal successors, (161), 132 states have internal predecessors, (161), 54 states have call successors, (54), 19 states have call predecessors, (54), 20 states have return successors, (54), 54 states have call predecessors, (54), 53 states have call successors, (54) [2024-11-05 13:54:11,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 269 transitions. [2024-11-05 13:54:11,521 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 269 transitions. Word has length 199 [2024-11-05 13:54:11,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:54:11,521 INFO L471 AbstractCegarLoop]: Abstraction has 206 states and 269 transitions. [2024-11-05 13:54:11,522 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (57), 3 states have call predecessors, (57), 2 states have call successors, (57) [2024-11-05 13:54:11,522 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 269 transitions. [2024-11-05 13:54:11,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-05 13:54:11,525 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:11,525 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:54:11,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Ended with exit code 0 [2024-11-05 13:54:11,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:11,726 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:11,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:11,727 INFO L85 PathProgramCache]: Analyzing trace with hash -949939063, now seen corresponding path program 1 times [2024-11-05 13:54:11,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:11,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1934499756] [2024-11-05 13:54:11,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:11,727 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:11,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:11,729 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:54:11,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:54:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:17,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 2711 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:54:17,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:19,601 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2024-11-05 13:54:19,602 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:30,114 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2024-11-05 13:54:30,114 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:30,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1934499756] [2024-11-05 13:54:30,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1934499756] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:54:30,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:54:30,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 13:54:30,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708597112] [2024-11-05 13:54:30,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:30,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:54:30,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:30,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:54:30,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:54:30,117 INFO L87 Difference]: Start difference. First operand 206 states and 269 transitions. Second operand has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-05 13:54:37,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:54:37,181 INFO L93 Difference]: Finished difference Result 368 states and 485 transitions. [2024-11-05 13:54:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:54:37,182 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 205 [2024-11-05 13:54:37,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:54:37,185 INFO L225 Difference]: With dead ends: 368 [2024-11-05 13:54:37,185 INFO L226 Difference]: Without dead ends: 206 [2024-11-05 13:54:37,186 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 401 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:54:37,187 INFO L432 NwaCegarLoop]: 245 mSDtfsCounter, 0 mSDsluCounter, 933 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1178 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:54:37,187 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1178 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2024-11-05 13:54:37,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-05 13:54:37,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 202. [2024-11-05 13:54:37,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 128 states have (on average 1.21875) internal successors, (156), 129 states have internal predecessors, (156), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2024-11-05 13:54:37,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 263 transitions. [2024-11-05 13:54:37,208 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 263 transitions. Word has length 205 [2024-11-05 13:54:37,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:54:37,209 INFO L471 AbstractCegarLoop]: Abstraction has 202 states and 263 transitions. [2024-11-05 13:54:37,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-05 13:54:37,209 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 263 transitions. [2024-11-05 13:54:37,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-05 13:54:37,212 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:37,213 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:54:37,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-05 13:54:37,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:37,414 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:37,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:37,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1979236203, now seen corresponding path program 1 times [2024-11-05 13:54:37,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:37,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1507979116] [2024-11-05 13:54:37,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:37,415 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:37,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:37,416 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:54:37,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:54:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:42,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 2802 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 13:54:42,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:45,559 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-05 13:54:45,559 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:55,939 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2024-11-05 13:54:55,940 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:55,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1507979116] [2024-11-05 13:54:55,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1507979116] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:54:55,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:54:55,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-05 13:54:55,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866751375] [2024-11-05 13:54:55,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:55,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 13:54:55,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:55,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 13:54:55,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:54:55,943 INFO L87 Difference]: Start difference. First operand 202 states and 263 transitions. Second operand has 7 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-05 13:55:03,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:03,993 INFO L93 Difference]: Finished difference Result 354 states and 467 transitions. [2024-11-05 13:55:03,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 13:55:03,994 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 210 [2024-11-05 13:55:03,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:03,997 INFO L225 Difference]: With dead ends: 354 [2024-11-05 13:55:03,997 INFO L226 Difference]: Without dead ends: 205 [2024-11-05 13:55:03,998 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 418 GetRequests, 412 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:55:03,998 INFO L432 NwaCegarLoop]: 242 mSDtfsCounter, 0 mSDsluCounter, 1163 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1405 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:55:03,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1405 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2024-11-05 13:55:03,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-05 13:55:04,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2024-11-05 13:55:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 130 states have (on average 1.2153846153846153) internal successors, (158), 132 states have internal predecessors, (158), 54 states have call successors, (54), 19 states have call predecessors, (54), 20 states have return successors, (54), 53 states have call predecessors, (54), 53 states have call successors, (54) [2024-11-05 13:55:04,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 266 transitions. [2024-11-05 13:55:04,012 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 266 transitions. Word has length 210 [2024-11-05 13:55:04,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:04,013 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 266 transitions. [2024-11-05 13:55:04,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-05 13:55:04,013 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 266 transitions. [2024-11-05 13:55:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-05 13:55:04,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:04,016 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:55:04,035 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Ended with exit code 0 [2024-11-05 13:55:04,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:04,217 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:04,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:04,217 INFO L85 PathProgramCache]: Analyzing trace with hash 772816192, now seen corresponding path program 1 times [2024-11-05 13:55:04,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:04,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [716500441] [2024-11-05 13:55:04,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:04,218 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:04,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:04,220 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:55:04,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process