/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:55:04,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:55:04,571 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 13:55:04,575 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:55:04,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:55:04,603 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:55:04,604 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:55:04,604 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:55:04,605 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:55:04,606 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:55:04,606 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:55:04,607 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:55:04,608 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:55:04,609 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:55:04,609 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:55:04,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:55:04,609 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:55:04,610 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:55:04,610 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:55:04,610 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:55:04,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:55:04,614 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:55:04,614 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:55:04,614 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:55:04,615 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:55:04,615 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:55:04,615 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:55:04,615 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:55:04,616 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:55:04,616 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:55:04,616 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:55:04,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:55:04,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:55:04,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:55:04,617 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:55:04,618 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:55:04,618 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:55:04,619 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:55:04,619 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:55:04,619 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:55:04,619 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:55:04,620 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:55:04,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:55:04,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:55:04,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:55:04,864 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:55:04,864 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:55:04,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i [2024-11-05 13:55:06,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:55:06,749 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:55:06,750 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i [2024-11-05 13:55:06,795 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43baf21ca/1fc534da38254869bcf28b220cdea1e2/FLAG99a791540 [2024-11-05 13:55:06,855 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43baf21ca/1fc534da38254869bcf28b220cdea1e2 [2024-11-05 13:55:06,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:55:06,860 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:55:06,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:55:06,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:55:06,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:55:06,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:55:06" (1/1) ... [2024-11-05 13:55:06,869 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61094624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:06, skipping insertion in model container [2024-11-05 13:55:06,869 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:55:06" (1/1) ... [2024-11-05 13:55:06,982 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:55:07,358 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i[4494,4507] [2024-11-05 13:55:07,373 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i[4554,4567] [2024-11-05 13:55:08,467 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,585 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,596 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,598 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,598 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,599 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,600 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,600 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,601 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,603 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,604 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,606 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,606 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,615 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,615 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,616 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,617 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,619 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,620 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,625 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,626 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,627 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:08,627 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,184 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,184 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,185 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,186 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,388 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,421 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 13:55:09,762 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,770 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,777 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,797 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,806 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,820 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,835 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,840 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,880 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,923 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,924 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,936 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,937 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,952 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,952 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,959 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,962 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,962 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,963 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:09,966 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,992 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:09,995 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:10,075 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:55:10,129 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:55:10,134 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i[4494,4507] [2024-11-05 13:55:10,136 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i[4554,4567] [2024-11-05 13:55:10,166 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,183 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,188 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,191 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,193 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,193 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,193 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,198 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,198 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,199 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,199 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,203 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,204 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,205 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,205 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,205 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,206 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,206 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,208 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,208 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,262 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,262 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,263 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,263 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,301 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,306 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,344 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,348 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,357 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,393 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,404 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 13:55:10,409 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,417 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,420 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,427 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,428 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,434 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,435 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,437 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,447 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,447 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,448 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,452 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,459 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,461 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:10,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:10,492 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:55:10,509 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i[4494,4507] [2024-11-05 13:55:10,509 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i[4554,4567] [2024-11-05 13:55:10,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,550 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,551 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,551 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,551 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,552 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,552 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,610 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7553-7564] [2024-11-05 13:55:10,664 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,664 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,674 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,674 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,677 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,678 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,685 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,685 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,687 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,687 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,687 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,687 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:10,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:10,924 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:55:10,937 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:55:10,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10 WrapperNode [2024-11-05 13:55:10,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:55:10,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:55:10,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:55:10,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:55:10,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,052 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,121 INFO L138 Inliner]: procedures = 785, calls = 2435, calls flagged for inlining = 70, calls inlined = 13, statements flattened = 609 [2024-11-05 13:55:11,121 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:55:11,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:55:11,123 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:55:11,123 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:55:11,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,148 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,251 INFO L175 MemorySlicer]: Split 292 memory accesses to 8 slices as follows [34, 2, 238, 2, 2, 1, 8, 5]. 82 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [0, 2, 6, 0, 0, 0, 0, 5]. The 241 writes are split as follows [5, 0, 232, 1, 1, 1, 1, 0]. [2024-11-05 13:55:11,251 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,251 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,298 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,357 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:55:11,359 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:55:11,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:55:11,360 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:55:11,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (1/1) ... [2024-11-05 13:55:11,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:55:11,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:55:11,392 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 13:55:11,398 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 13:55:11,418 INFO L130 BoogieDeclarations]: Found specification of procedure memset_override_0_impl [2024-11-05 13:55:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_override_0_impl [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:55:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:55:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:55:11,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:55:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:55:11,422 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_clear [2024-11-05 13:55:11,422 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_clear [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:55:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:55:11,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:55:11,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:55:11,423 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:55:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:55:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:55:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:55:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-05 13:55:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:55:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:55:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:55:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:55:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 13:55:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:55:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:55:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-05 13:55:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-05 13:55:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:55:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:55:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:55:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:55:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 13:55:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 13:55:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:55:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:55:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:55:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:55:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:55:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:55:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:55:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:55:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:55:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 13:55:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:55:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:55:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:55:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:55:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:55:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:55:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:55:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:55:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:55:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 13:55:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:55:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:55:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:55:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:55:11,832 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:55:11,834 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:55:20,716 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-05 13:55:20,717 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:55:20,732 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:55:20,733 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-05 13:55:20,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:55:20 BoogieIcfgContainer [2024-11-05 13:55:20,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:55:20,737 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:55:20,737 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:55:20,740 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:55:20,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:55:06" (1/3) ... [2024-11-05 13:55:20,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16fe9221 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:55:20, skipping insertion in model container [2024-11-05 13:55:20,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:10" (2/3) ... [2024-11-05 13:55:20,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16fe9221 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:55:20, skipping insertion in model container [2024-11-05 13:55:20,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:55:20" (3/3) ... [2024-11-05 13:55:20,744 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_clear_harness_negated.i [2024-11-05 13:55:20,759 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:55:20,759 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:55:20,827 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:55:20,834 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;@4f1c1898, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:55:20,834 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:55:20,840 INFO L276 IsEmpty]: Start isEmpty. Operand has 168 states, 107 states have (on average 1.1869158878504673) internal successors, (127), 108 states have internal predecessors, (127), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-05 13:55:20,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-05 13:55:20,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:20,856 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-05 13:55:20,856 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:20,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:20,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1044435354, now seen corresponding path program 1 times [2024-11-05 13:55:20,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:20,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1404967948] [2024-11-05 13:55:20,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:20,873 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:20,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:20,875 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 13:55:20,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:55:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:27,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 2564 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:55:27,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:27,164 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-05 13:55:27,165 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:31,470 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-05 13:55:31,471 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:31,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1404967948] [2024-11-05 13:55:31,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1404967948] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:55:31,472 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:55:31,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:55:31,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850493033] [2024-11-05 13:55:31,474 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:31,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:55:31,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:31,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:55:31,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:55:31,495 INFO L87 Difference]: Start difference. First operand has 168 states, 107 states have (on average 1.1869158878504673) internal successors, (127), 108 states have internal predecessors, (127), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-05 13:55:31,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:31,532 INFO L93 Difference]: Finished difference Result 331 states and 431 transitions. [2024-11-05 13:55:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:55:31,534 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) Word has length 137 [2024-11-05 13:55:31,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:31,542 INFO L225 Difference]: With dead ends: 331 [2024-11-05 13:55:31,542 INFO L226 Difference]: Without dead ends: 161 [2024-11-05 13:55:31,546 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 272 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 13:55:31,548 INFO L432 NwaCegarLoop]: 205 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, 205 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 13:55:31,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:55:31,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-05 13:55:31,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2024-11-05 13:55:31,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 101 states have (on average 1.1485148514851484) internal successors, (116), 102 states have internal predecessors, (116), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-05 13:55:31,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 197 transitions. [2024-11-05 13:55:31,592 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 197 transitions. Word has length 137 [2024-11-05 13:55:31,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:31,594 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 197 transitions. [2024-11-05 13:55:31,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-05 13:55:31,594 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 197 transitions. [2024-11-05 13:55:31,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-05 13:55:31,599 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:31,599 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-05 13:55:31,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Forceful destruction successful, exit code 0 [2024-11-05 13:55:31,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:31,802 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:31,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:31,803 INFO L85 PathProgramCache]: Analyzing trace with hash -874558126, now seen corresponding path program 1 times [2024-11-05 13:55:31,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:31,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1542728228] [2024-11-05 13:55:31,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:31,803 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:31,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:31,806 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 13:55:31,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:55:37,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:37,770 INFO L255 TraceCheckSpWp]: Trace formula consists of 2564 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:55:37,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:39,069 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-05 13:55:39,070 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:44,723 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-11-05 13:55:44,723 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:44,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1542728228] [2024-11-05 13:55:44,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1542728228] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:55:44,724 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:55:44,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2024-11-05 13:55:44,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854641903] [2024-11-05 13:55:44,724 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:44,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:55:44,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:44,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:55:44,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:55:44,730 INFO L87 Difference]: Start difference. First operand 161 states and 197 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-05 13:55:45,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:45,303 INFO L93 Difference]: Finished difference Result 286 states and 350 transitions. [2024-11-05 13:55:45,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:55:45,306 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 137 [2024-11-05 13:55:45,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:45,308 INFO L225 Difference]: With dead ends: 286 [2024-11-05 13:55:45,308 INFO L226 Difference]: Without dead ends: 165 [2024-11-05 13:55:45,311 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:55:45,312 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 776 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 13:55:45,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 776 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 13:55:45,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-05 13:55:45,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2024-11-05 13:55:45,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 104 states have (on average 1.1442307692307692) internal successors, (119), 105 states have internal predecessors, (119), 41 states have call successors, (41), 18 states have call predecessors, (41), 19 states have return successors, (41), 41 states have call predecessors, (41), 40 states have call successors, (41) [2024-11-05 13:55:45,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 201 transitions. [2024-11-05 13:55:45,339 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 201 transitions. Word has length 137 [2024-11-05 13:55:45,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:45,339 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 201 transitions. [2024-11-05 13:55:45,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-05 13:55:45,340 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 201 transitions. [2024-11-05 13:55:45,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-05 13:55:45,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:45,346 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-05 13:55:45,366 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Ended with exit code 0 [2024-11-05 13:55:45,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:45,547 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:45,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:45,548 INFO L85 PathProgramCache]: Analyzing trace with hash 35369870, now seen corresponding path program 1 times [2024-11-05 13:55:45,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:45,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [371569264] [2024-11-05 13:55:45,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:45,548 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:45,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:45,550 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 13:55:45,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:55:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:50,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 2544 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:55:50,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:52,783 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-05 13:55:52,784 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:56:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-05 13:56:01,883 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:56:01,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [371569264] [2024-11-05 13:56:01,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [371569264] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:56:01,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:56:01,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 13:56:01,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297651350] [2024-11-05 13:56:01,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:56:01,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:56:01,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:56:01,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:56:01,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:56:01,886 INFO L87 Difference]: Start difference. First operand 165 states and 201 transitions. Second operand has 6 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-05 13:56:06,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:06,245 INFO L93 Difference]: Finished difference Result 286 states and 349 transitions. [2024-11-05 13:56:06,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:56:06,246 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 143 [2024-11-05 13:56:06,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:06,248 INFO L225 Difference]: With dead ends: 286 [2024-11-05 13:56:06,248 INFO L226 Difference]: Without dead ends: 165 [2024-11-05 13:56:06,249 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 277 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:56:06,250 INFO L432 NwaCegarLoop]: 185 mSDtfsCounter, 0 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 894 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-05 13:56:06,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 894 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-05 13:56:06,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-05 13:56:06,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 161. [2024-11-05 13:56:06,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 101 states have (on average 1.1287128712871286) internal successors, (114), 102 states have internal predecessors, (114), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-05 13:56:06,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 195 transitions. [2024-11-05 13:56:06,275 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 195 transitions. Word has length 143 [2024-11-05 13:56:06,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:06,275 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 195 transitions. [2024-11-05 13:56:06,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-05 13:56:06,276 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 195 transitions. [2024-11-05 13:56:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-05 13:56:06,279 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:06,279 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-05 13:56:06,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-05 13:56:06,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:06,480 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:06,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:06,481 INFO L85 PathProgramCache]: Analyzing trace with hash -2077375911, now seen corresponding path program 1 times [2024-11-05 13:56:06,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:06,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1869949001] [2024-11-05 13:56:06,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:06,482 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:06,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:06,483 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 13:56:06,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:56:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:11,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 2635 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 13:56:11,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-05 13:56:14,283 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:56:23,271 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-05 13:56:23,272 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:56:23,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1869949001] [2024-11-05 13:56:23,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1869949001] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:56:23,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:56:23,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-05 13:56:23,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983257611] [2024-11-05 13:56:23,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:56:23,273 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 13:56:23,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:56:23,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 13:56:23,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:56:23,275 INFO L87 Difference]: Start difference. First operand 161 states and 195 transitions. Second operand has 7 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-05 13:56:28,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:28,798 INFO L93 Difference]: Finished difference Result 272 states and 333 transitions. [2024-11-05 13:56:28,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 13:56:28,799 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 148 [2024-11-05 13:56:28,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:28,803 INFO L225 Difference]: With dead ends: 272 [2024-11-05 13:56:28,803 INFO L226 Difference]: Without dead ends: 164 [2024-11-05 13:56:28,805 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:56:28,805 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 0 mSDsluCounter, 879 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1061 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-05 13:56:28,806 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1061 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-05 13:56:28,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-05 13:56:28,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2024-11-05 13:56:28,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 103 states have (on average 1.1262135922330097) internal successors, (116), 105 states have internal predecessors, (116), 41 states have call successors, (41), 18 states have call predecessors, (41), 19 states have return successors, (43), 40 states have call predecessors, (43), 40 states have call successors, (43) [2024-11-05 13:56:28,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 200 transitions. [2024-11-05 13:56:28,818 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 200 transitions. Word has length 148 [2024-11-05 13:56:28,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:28,818 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 200 transitions. [2024-11-05 13:56:28,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-05 13:56:28,819 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 200 transitions. [2024-11-05 13:56:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-05 13:56:28,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:28,821 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1] [2024-11-05 13:56:28,854 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Ended with exit code 0 [2024-11-05 13:56:29,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:29,022 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:29,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:29,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1249274473, now seen corresponding path program 1 times [2024-11-05 13:56:29,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:29,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1796998391] [2024-11-05 13:56:29,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:29,023 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:29,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:29,025 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 13:56:29,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:56:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:34,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 2649 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-05 13:56:34,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:38,111 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-05 13:56:38,111 INFO L311 TraceCheckSpWp]: Computing backward predicates...