/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_done_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:53:44,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:53:44,855 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 13:53:44,859 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:53:44,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:53:44,881 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:53:44,882 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:53:44,882 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:53:44,882 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:53:44,882 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:53:44,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:53:44,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:53:44,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:53:44,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:53:44,888 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:53:44,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:53:44,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:53:44,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:53:44,888 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:53:44,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:53:44,889 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:53:44,890 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:53:44,890 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:53:44,891 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:53:44,891 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:53:44,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:53:44,891 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:53:44,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:53:44,891 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:53:44,891 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:53:44,892 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:53:44,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:53:44,892 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:53:44,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:53:44,892 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:53:44,892 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:53:44,892 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:53:44,892 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:53:44,893 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:53:44,893 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:53:44,893 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:53:44,894 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:53:45,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:53:45,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:53:45,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:53:45,090 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:53:45,091 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:53:45,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_done_harness.i [2024-11-05 13:53:46,323 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:53:46,679 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:53:46,680 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_done_harness.i [2024-11-05 13:53:46,724 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c78dfbd8/14527bfb96a34955bd3a142943cfd015/FLAG45c22aef2 [2024-11-05 13:53:46,741 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c78dfbd8/14527bfb96a34955bd3a142943cfd015 [2024-11-05 13:53:46,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:53:46,745 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:53:46,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:53:46,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:53:46,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:53:46,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:53:46" (1/1) ... [2024-11-05 13:53:46,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@463db3da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:46, skipping insertion in model container [2024-11-05 13:53:46,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:53:46" (1/1) ... [2024-11-05 13:53:46,867 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:53:47,117 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_done_harness.i[4492,4505] [2024-11-05 13:53:47,127 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_done_harness.i[4552,4565] [2024-11-05 13:53:47,744 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,839 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,845 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,846 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,847 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,847 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,847 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,848 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,848 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,850 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,850 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,852 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,854 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,860 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,860 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,860 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,861 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,863 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,863 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,864 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,864 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,865 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,866 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,866 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,866 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:47,894 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:47,895 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,135 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,135 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,136 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,136 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,254 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,378 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,386 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,395 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,404 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,412 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,421 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,433 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,439 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,464 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,491 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,492 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,500 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,511 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,512 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,517 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,518 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,518 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,519 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,519 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,519 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,519 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,521 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,534 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,538 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:48,604 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:53:48,642 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:53:48,646 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_done_harness.i[4492,4505] [2024-11-05 13:53:48,646 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_done_harness.i[4552,4565] [2024-11-05 13:53:48,667 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,676 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,677 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,677 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,683 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,689 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,691 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,691 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,692 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,692 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,695 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,696 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,696 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,696 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,697 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,697 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,697 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,697 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,698 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,702 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,702 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,702 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,702 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,703 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,735 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 13:53:48,735 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 13:53:48,739 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,739 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,768 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,803 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,807 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,851 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,858 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,861 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,865 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,870 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,872 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,877 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,878 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,895 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,895 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,900 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,909 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,910 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:48,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:48,930 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:53:48,941 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_done_harness.i[4492,4505] [2024-11-05 13:53:48,942 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_done_harness.i[4552,4565] [2024-11-05 13:53:48,972 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,972 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,972 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,972 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,973 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,975 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,976 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,979 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,979 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,979 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:48,979 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-05 13:53:49,066 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,066 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,072 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,072 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,073 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,079 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,079 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,080 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,080 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,080 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,080 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:49,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:49,235 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:53:49,243 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:53:49,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49 WrapperNode [2024-11-05 13:53:49,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:53:49,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:53:49,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:53:49,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:53:49,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,411 INFO L138 Inliner]: procedures = 784, calls = 2449, calls flagged for inlining = 69, calls inlined = 11, statements flattened = 638 [2024-11-05 13:53:49,412 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:53:49,412 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:53:49,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:53:49,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:53:49,427 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,438 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,508 INFO L175 MemorySlicer]: Split 318 memory accesses to 9 slices as follows [238, 2, 2, 19, 6, 7, 36, 3, 5]. 75 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [6, 2, 0, 0, 0, 0, 9, 0, 5]. The 239 writes are split as follows [232, 0, 1, 1, 2, 1, 1, 1, 0]. [2024-11-05 13:53:49,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:53:49,589 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:53:49,589 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:53:49,589 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:53:49,590 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (1/1) ... [2024-11-05 13:53:49,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:53:49,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:53:49,626 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 13:53:49,629 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 13:53:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:53:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:53:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:53:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:53:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:53:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:53:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:53:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 13:53:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-05 13:53:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_done [2024-11-05 13:53:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_done [2024-11-05 13:53:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:53:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:53:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:53:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:53:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:53:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 13:53:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:53:49,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:53:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:53:49,656 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:53:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:53:49,656 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:53:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:53:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:53:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:53:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:53:49,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:53:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:53:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:53:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 13:53:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 13:53:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:53:49,658 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:53:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:53:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:53:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:53:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:53:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:53:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:53:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:53:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 13:53:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:53:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:53:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-05 13:53:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:53:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:53:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:53:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:53:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:53:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 13:53:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 13:53:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-05 13:53:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-05 13:53:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-05 13:53:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-05 13:53:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-05 13:53:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-05 13:53:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-05 13:53:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-05 13:53:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-05 13:53:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:53:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:53:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-05 13:53:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-05 13:53:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:53:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 13:53:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-05 13:53:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-05 13:53:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:53:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:53:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:53:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:53:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:53:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:53:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:53:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:53:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:53:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 13:53:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 13:53:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:53:49,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:53:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:53:49,668 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:53:50,022 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:53:50,024 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:53:57,990 INFO L? ?]: Removed 151 outVars from TransFormulas that were not future-live. [2024-11-05 13:53:57,990 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:53:58,000 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:53:58,000 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-05 13:53:58,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:53:58 BoogieIcfgContainer [2024-11-05 13:53:58,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:53:58,002 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:53:58,002 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:53:58,004 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:53:58,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:53:46" (1/3) ... [2024-11-05 13:53:58,005 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af55593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:53:58, skipping insertion in model container [2024-11-05 13:53:58,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:49" (2/3) ... [2024-11-05 13:53:58,005 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af55593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:53:58, skipping insertion in model container [2024-11-05 13:53:58,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:53:58" (3/3) ... [2024-11-05 13:53:58,006 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_done_harness.i [2024-11-05 13:53:58,017 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:53:58,018 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:53:58,057 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:53:58,063 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;@1f189c76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:53:58,063 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:53:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 96 states have (on average 1.2395833333333333) internal successors, (119), 97 states have internal predecessors, (119), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-05 13:53:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-05 13:53:58,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:53:58,080 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:53:58,081 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:53:58,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:53:58,086 INFO L85 PathProgramCache]: Analyzing trace with hash -2088373677, now seen corresponding path program 1 times [2024-11-05 13:53:58,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:53:58,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [108092535] [2024-11-05 13:53:58,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:53:58,094 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:53:58,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:53:58,097 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 13:53:58,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:54:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:03,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 2632 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:54:03,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-05 13:54:03,703 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:08,242 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-05 13:54:08,243 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:08,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [108092535] [2024-11-05 13:54:08,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [108092535] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:54:08,244 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:54:08,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:54:08,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146550441] [2024-11-05 13:54:08,246 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:08,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:54:08,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:08,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:54:08,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:54:08,275 INFO L87 Difference]: Start difference. First operand has 153 states, 96 states have (on average 1.2395833333333333) internal successors, (119), 97 states have internal predecessors, (119), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-05 13:54:08,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:54:08,323 INFO L93 Difference]: Finished difference Result 298 states and 410 transitions. [2024-11-05 13:54:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:54:08,329 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 136 [2024-11-05 13:54:08,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:54:08,340 INFO L225 Difference]: With dead ends: 298 [2024-11-05 13:54:08,340 INFO L226 Difference]: Without dead ends: 147 [2024-11-05 13:54:08,348 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:54:08,352 INFO L432 NwaCegarLoop]: 197 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, 197 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:54:08,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:54:08,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-05 13:54:08,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2024-11-05 13:54:08,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 92 states have internal predecessors, (112), 40 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-05 13:54:08,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 191 transitions. [2024-11-05 13:54:08,411 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 191 transitions. Word has length 136 [2024-11-05 13:54:08,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:54:08,412 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 191 transitions. [2024-11-05 13:54:08,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-05 13:54:08,412 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 191 transitions. [2024-11-05 13:54:08,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-05 13:54:08,416 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:08,417 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:54:08,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Forceful destruction successful, exit code 0 [2024-11-05 13:54:08,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:08,623 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:08,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:08,623 INFO L85 PathProgramCache]: Analyzing trace with hash 115856599, now seen corresponding path program 1 times [2024-11-05 13:54:08,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:08,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1931546440] [2024-11-05 13:54:08,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:08,624 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:08,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:08,626 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:54:08,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:54:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:14,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 2632 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:54:14,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:15,011 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-05 13:54:15,011 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:20,471 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2024-11-05 13:54:20,471 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:20,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1931546440] [2024-11-05 13:54:20,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1931546440] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:54:20,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:54:20,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-05 13:54:20,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729408678] [2024-11-05 13:54:20,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:20,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:54:20,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:20,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:54:20,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:54:20,480 INFO L87 Difference]: Start difference. First operand 147 states and 191 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 13:54:21,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:54:21,008 INFO L93 Difference]: Finished difference Result 286 states and 373 transitions. [2024-11-05 13:54:21,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:54:21,013 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) Word has length 136 [2024-11-05 13:54:21,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:54:21,015 INFO L225 Difference]: With dead ends: 286 [2024-11-05 13:54:21,015 INFO L226 Difference]: Without dead ends: 151 [2024-11-05 13:54:21,019 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:54:21,022 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 0 mSDsluCounter, 563 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 752 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 13:54:21,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 752 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 13:54:21,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-05 13:54:21,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2024-11-05 13:54:21,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 94 states have (on average 1.2234042553191489) internal successors, (115), 95 states have internal predecessors, (115), 40 states have call successors, (40), 15 states have call predecessors, (40), 16 states have return successors, (40), 40 states have call predecessors, (40), 39 states have call successors, (40) [2024-11-05 13:54:21,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 195 transitions. [2024-11-05 13:54:21,040 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 195 transitions. Word has length 136 [2024-11-05 13:54:21,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:54:21,041 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 195 transitions. [2024-11-05 13:54:21,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 13:54:21,042 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 195 transitions. [2024-11-05 13:54:21,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-05 13:54:21,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:21,044 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:54:21,067 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 13:54:21,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:21,245 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:21,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:21,246 INFO L85 PathProgramCache]: Analyzing trace with hash 560516439, now seen corresponding path program 1 times [2024-11-05 13:54:21,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:21,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1346751943] [2024-11-05 13:54:21,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:21,246 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:21,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:21,249 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 13:54:21,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:54:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:26,631 INFO L255 TraceCheckSpWp]: Trace formula consists of 2592 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:54:26,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:28,136 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-05 13:54:28,136 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-05 13:54:36,428 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:36,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1346751943] [2024-11-05 13:54:36,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1346751943] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:54:36,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:54:36,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 13:54:36,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392044510] [2024-11-05 13:54:36,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:36,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:54:36,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:36,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:54:36,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:54:36,431 INFO L87 Difference]: Start difference. First operand 151 states and 195 transitions. Second operand has 6 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-05 13:54:39,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:54:39,886 INFO L93 Difference]: Finished difference Result 292 states and 377 transitions. [2024-11-05 13:54:39,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:54:39,887 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 148 [2024-11-05 13:54:39,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:54:39,890 INFO L225 Difference]: With dead ends: 292 [2024-11-05 13:54:39,890 INFO L226 Difference]: Without dead ends: 153 [2024-11-05 13:54:39,891 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:54:39,891 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 0 mSDsluCounter, 685 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 864 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-05 13:54:39,892 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 864 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-05 13:54:39,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-05 13:54:39,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2024-11-05 13:54:39,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 95 states have (on average 1.2210526315789474) internal successors, (116), 97 states have internal predecessors, (116), 40 states have call successors, (40), 15 states have call predecessors, (40), 17 states have return successors, (41), 40 states have call predecessors, (41), 39 states have call successors, (41) [2024-11-05 13:54:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 197 transitions. [2024-11-05 13:54:39,906 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 197 transitions. Word has length 148 [2024-11-05 13:54:39,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:54:39,906 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 197 transitions. [2024-11-05 13:54:39,906 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-05 13:54:39,906 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 197 transitions. [2024-11-05 13:54:39,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-05 13:54:39,908 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:39,908 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:54:39,924 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Ended with exit code 0 [2024-11-05 13:54:40,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:40,110 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:40,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:40,110 INFO L85 PathProgramCache]: Analyzing trace with hash 250818804, now seen corresponding path program 1 times [2024-11-05 13:54:40,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:40,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [134295526] [2024-11-05 13:54:40,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:40,111 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:40,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:40,112 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 13:54:40,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:54:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:45,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 2683 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 13:54:45,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:47,983 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-05 13:54:47,984 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:56,082 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2024-11-05 13:54:56,083 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:56,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [134295526] [2024-11-05 13:54:56,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [134295526] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:54:56,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:54:56,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-05 13:54:56,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248654765] [2024-11-05 13:54:56,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:56,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 13:54:56,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:56,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 13:54:56,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:54:56,085 INFO L87 Difference]: Start difference. First operand 153 states and 197 transitions. Second operand has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-05 13:55:00,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:00,653 INFO L93 Difference]: Finished difference Result 286 states and 369 transitions. [2024-11-05 13:55:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 13:55:00,657 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 153 [2024-11-05 13:55:00,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:00,659 INFO L225 Difference]: With dead ends: 286 [2024-11-05 13:55:00,659 INFO L226 Difference]: Without dead ends: 156 [2024-11-05 13:55:00,660 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:55:00,661 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 0 mSDsluCounter, 859 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1037 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-05 13:55:00,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1037 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-05 13:55:00,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2024-11-05 13:55:00,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2024-11-05 13:55:00,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 97 states have (on average 1.2164948453608246) internal successors, (118), 100 states have internal predecessors, (118), 40 states have call successors, (40), 15 states have call predecessors, (40), 18 states have return successors, (43), 40 states have call predecessors, (43), 39 states have call successors, (43) [2024-11-05 13:55:00,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 201 transitions. [2024-11-05 13:55:00,674 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 201 transitions. Word has length 153 [2024-11-05 13:55:00,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:00,676 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 201 transitions. [2024-11-05 13:55:00,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-05 13:55:00,677 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 201 transitions. [2024-11-05 13:55:00,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-05 13:55:00,679 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:00,679 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:55:00,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Forceful destruction successful, exit code 0 [2024-11-05 13:55:00,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:00,880 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:00,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:00,880 INFO L85 PathProgramCache]: Analyzing trace with hash 552720752, now seen corresponding path program 1 times [2024-11-05 13:55:00,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:00,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [486131840] [2024-11-05 13:55:00,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:00,881 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:00,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:00,882 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 13:55:00,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:55:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:06,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 2697 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:55:06,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:07,479 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-05 13:55:07,479 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:14,538 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-11-05 13:55:14,538 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:14,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [486131840] [2024-11-05 13:55:14,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [486131840] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:55:14,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:55:14,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2024-11-05 13:55:14,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110016085] [2024-11-05 13:55:14,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:14,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:55:14,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:14,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:55:14,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 13:55:14,541 INFO L87 Difference]: Start difference. First operand 156 states and 201 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-05 13:55:17,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:17,820 INFO L93 Difference]: Finished difference Result 289 states and 374 transitions. [2024-11-05 13:55:17,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:55:17,822 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 159 [2024-11-05 13:55:17,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:17,824 INFO L225 Difference]: With dead ends: 289 [2024-11-05 13:55:17,824 INFO L226 Difference]: Without dead ends: 162 [2024-11-05 13:55:17,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 13:55:17,825 INFO L432 NwaCegarLoop]: 175 mSDtfsCounter, 32 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-05 13:55:17,826 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 651 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-05 13:55:17,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-05 13:55:17,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 158. [2024-11-05 13:55:17,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 98 states have (on average 1.2142857142857142) internal successors, (119), 102 states have internal predecessors, (119), 40 states have call successors, (40), 15 states have call predecessors, (40), 19 states have return successors, (45), 40 states have call predecessors, (45), 39 states have call successors, (45) [2024-11-05 13:55:17,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 204 transitions. [2024-11-05 13:55:17,845 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 204 transitions. Word has length 159 [2024-11-05 13:55:17,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:17,846 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 204 transitions. [2024-11-05 13:55:17,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-05 13:55:17,846 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 204 transitions. [2024-11-05 13:55:17,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-05 13:55:17,848 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:17,848 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:55:17,886 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Forceful destruction successful, exit code 0 [2024-11-05 13:55:18,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:18,049 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:18,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:18,049 INFO L85 PathProgramCache]: Analyzing trace with hash 835016102, now seen corresponding path program 1 times [2024-11-05 13:55:18,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:18,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [342228156] [2024-11-05 13:55:18,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:18,050 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:18,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:18,051 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:55:18,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (7)] Waiting until timeout for monitored process [2024-11-05 13:55:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:23,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 2700 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:55:23,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:25,106 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-05 13:55:25,106 INFO L311 TraceCheckSpWp]: Computing backward predicates...