/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:17:45,387 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:17:45,452 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 14:17:45,456 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:17:45,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:17:45,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:17:45,478 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:17:45,478 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:17:45,479 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:17:45,480 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:17:45,480 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:17:45,480 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:17:45,481 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:17:45,481 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:17:45,481 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:17:45,481 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:17:45,481 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:17:45,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:17:45,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:17:45,485 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:17:45,485 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:17:45,485 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:17:45,485 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:17:45,485 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:17:45,486 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:17:45,486 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:17:45,486 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:17:45,486 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:17:45,486 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:17:45,486 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:17:45,486 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:17:45,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:17:45,487 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:17:45,487 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:17:45,487 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:17:45,487 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:17:45,489 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:17:45,489 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:17:45,489 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:17:45,489 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:17:45,489 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:17:45,489 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:17:45,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:17:45,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:17:45,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:17:45,668 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:17:45,669 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:17:45,669 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness.i [2024-11-06 14:17:47,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:17:47,646 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:17:47,647 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_foreach_harness.i [2024-11-06 14:17:47,688 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1563730ee/c7141f07345142dfa554a65386fdf962/FLAGea8aca3a5 [2024-11-06 14:17:47,706 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1563730ee/c7141f07345142dfa554a65386fdf962 [2024-11-06 14:17:47,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:17:47,710 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:17:47,713 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:17:47,713 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:17:47,718 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:17:47,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:17:47" (1/1) ... [2024-11-06 14:17:47,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c32c614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:47, skipping insertion in model container [2024-11-06 14:17:47,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:17:47" (1/1) ... [2024-11-06 14:17:47,836 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:17:48,137 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_foreach_harness.i[4496,4509] [2024-11-06 14:17:48,147 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_foreach_harness.i[4556,4569] [2024-11-06 14:17:48,949 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,052 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,053 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,055 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,062 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,064 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,065 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,065 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,066 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,066 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,069 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,069 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,071 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,071 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,082 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,082 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,083 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,083 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,085 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,085 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,085 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,085 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,087 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,088 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,088 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,411 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,412 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,413 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,413 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,544 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,739 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,768 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,790 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,797 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,809 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,827 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,833 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,867 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,867 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,895 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,903 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,904 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,908 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,909 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,909 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,910 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,910 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,910 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:49,912 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,923 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,927 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:49,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:50,082 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:17:50,121 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:17:50,125 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_foreach_harness.i[4496,4509] [2024-11-06 14:17:50,126 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_foreach_harness.i[4556,4569] [2024-11-06 14:17:50,147 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,166 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,166 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,166 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,166 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,167 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,167 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,167 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,171 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,171 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,172 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,172 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,174 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,175 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,175 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,175 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,176 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,176 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,176 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,176 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,177 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,178 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,178 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,178 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,178 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,179 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,210 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,211 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,211 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,211 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,237 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,278 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,284 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,292 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,298 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,301 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,306 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,333 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,339 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,346 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,347 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,353 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,356 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,356 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,366 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,366 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,367 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,367 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,368 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,368 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,368 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,370 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,370 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,372 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,379 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,380 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:50,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:50,405 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:17:50,421 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_foreach_harness.i[4496,4509] [2024-11-06 14:17:50,421 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_foreach_harness.i[4556,4569] [2024-11-06 14:17:50,455 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,455 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,456 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,458 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,459 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,463 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,463 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,464 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,464 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,464 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-06 14:17:50,574 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,574 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,580 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,581 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,590 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:50,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:50,853 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-06 14:17:50,861 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:17:50,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50 WrapperNode [2024-11-06 14:17:50,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:17:50,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:17:50,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:17:50,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:17:50,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:50,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,007 INFO L138 Inliner]: procedures = 785, calls = 2430, calls flagged for inlining = 71, calls inlined = 17, statements flattened = 910 [2024-11-06 14:17:51,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:17:51,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:17:51,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:17:51,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:17:51,023 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,040 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,159 INFO L175 MemorySlicer]: Split 377 memory accesses to 7 slices as follows [2, 249, 2, 73, 2, 44, 5]. 66 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [2, 6, 0, 9, 0, 0, 5]. The 257 writes are split as follows [0, 233, 1, 14, 1, 8, 0]. [2024-11-06 14:17:51,160 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,219 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,276 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:17:51,278 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:17:51,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:17:51,278 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:17:51,279 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (1/1) ... [2024-11-06 14:17:51,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:17:51,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:51,308 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) [2024-11-06 14:17:51,311 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 [2024-11-06 14:17:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-06 14:17:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-06 14:17:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-06 14:17:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-06 14:17:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-06 14:17:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-06 14:17:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-06 14:17:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:17:51,336 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:17:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:17:51,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:17:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-06 14:17:51,337 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-06 14:17:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:17:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:17:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:17:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:17:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:17:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:17:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:17:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:17:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 14:17:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:17:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:17:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:17:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:17:51,339 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-06 14:17:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-06 14:17:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-06 14:17:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-06 14:17:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-06 14:17:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-06 14:17:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-06 14:17:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-06 14:17:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-06 14:17:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-06 14:17:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-06 14:17:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:17:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 14:17:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 14:17:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 14:17:51,341 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-06 14:17:51,341 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-06 14:17:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:17:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:17:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:17:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:17:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:17:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:17:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:17:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 14:17:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:17:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:17:51,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:17:51,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:17:51,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-06 14:17:51,344 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:17:51,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:17:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2024-11-06 14:17:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:17:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_int [2024-11-06 14:17:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_int [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-06 14:17:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-06 14:17:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:17:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:17:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:17:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:17:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:17:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:17:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 14:17:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 14:17:51,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 14:17:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 14:17:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 14:17:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 14:17:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 14:17:51,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 14:17:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-06 14:17:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-06 14:17:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:17:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:17:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:17:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:17:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:17:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:17:51,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 14:17:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:17:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:17:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 14:17:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 14:17:51,350 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2024-11-06 14:17:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2024-11-06 14:17:51,741 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:17:51,743 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:17:53,611 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2024-11-06 14:17:53,612 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2024-11-06 14:18:04,812 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !true; [2024-11-06 14:18:04,935 INFO L? ?]: Removed 257 outVars from TransFormulas that were not future-live. [2024-11-06 14:18:04,936 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:18:04,954 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:18:04,954 INFO L316 CfgBuilder]: Removed 13 assume(true) statements. [2024-11-06 14:18:04,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:18:04 BoogieIcfgContainer [2024-11-06 14:18:04,954 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:18:04,957 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:18:04,957 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:18:04,960 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:18:04,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:17:47" (1/3) ... [2024-11-06 14:18:04,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb190f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:18:04, skipping insertion in model container [2024-11-06 14:18:04,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:50" (2/3) ... [2024-11-06 14:18:04,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb190f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:18:04, skipping insertion in model container [2024-11-06 14:18:04,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:18:04" (3/3) ... [2024-11-06 14:18:04,962 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_foreach_harness.i [2024-11-06 14:18:04,974 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:18:04,974 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 14:18:05,038 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:18:05,043 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;@79f8eb0b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:18:05,043 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 14:18:05,050 INFO L276 IsEmpty]: Start isEmpty. Operand has 261 states, 172 states have (on average 1.2848837209302326) internal successors, (221), 169 states have internal predecessors, (221), 71 states have call successors, (71), 20 states have call predecessors, (71), 20 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-06 14:18:05,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-06 14:18:05,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:05,063 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:18:05,064 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:05,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:05,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1453380158, now seen corresponding path program 1 times [2024-11-06 14:18:05,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:05,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1656361244] [2024-11-06 14:18:05,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:05,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:05,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:05,090 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:05,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 14:18:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:11,380 INFO L255 TraceCheckSpWp]: Trace formula consists of 2580 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:18:11,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:11,405 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-06 14:18:11,406 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:11,406 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:11,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1656361244] [2024-11-06 14:18:11,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1656361244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:11,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:11,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:18:11,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883130652] [2024-11-06 14:18:11,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:11,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:18:11,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:11,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:18:11,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:18:11,436 INFO L87 Difference]: Start difference. First operand has 261 states, 172 states have (on average 1.2848837209302326) internal successors, (221), 169 states have internal predecessors, (221), 71 states have call successors, (71), 20 states have call predecessors, (71), 20 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 14:18:11,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:11,490 INFO L93 Difference]: Finished difference Result 513 states and 753 transitions. [2024-11-06 14:18:11,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:18:11,492 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 118 [2024-11-06 14:18:11,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:11,499 INFO L225 Difference]: With dead ends: 513 [2024-11-06 14:18:11,499 INFO L226 Difference]: Without dead ends: 255 [2024-11-06 14:18:11,503 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:18:11,505 INFO L432 NwaCegarLoop]: 349 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, 349 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 [2024-11-06 14:18:11,505 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:18:11,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2024-11-06 14:18:11,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2024-11-06 14:18:11,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 163 states have (on average 1.2453987730061349) internal successors, (203), 164 states have internal predecessors, (203), 71 states have call successors, (71), 20 states have call predecessors, (71), 20 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-06 14:18:11,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 344 transitions. [2024-11-06 14:18:11,551 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 344 transitions. Word has length 118 [2024-11-06 14:18:11,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:11,552 INFO L471 AbstractCegarLoop]: Abstraction has 255 states and 344 transitions. [2024-11-06 14:18:11,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 14:18:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 344 transitions. [2024-11-06 14:18:11,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-06 14:18:11,554 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:11,556 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:18:11,613 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-06 14:18:11,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:11,760 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:11,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:11,760 INFO L85 PathProgramCache]: Analyzing trace with hash 890202290, now seen corresponding path program 1 times [2024-11-06 14:18:11,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:11,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1575270457] [2024-11-06 14:18:11,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:11,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:11,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:11,769 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:11,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 14:18:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:17,733 INFO L255 TraceCheckSpWp]: Trace formula consists of 2596 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:18:17,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:19,068 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-06 14:18:19,068 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:19,068 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:19,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1575270457] [2024-11-06 14:18:19,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1575270457] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:19,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:19,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:18:19,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600518698] [2024-11-06 14:18:19,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:19,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:18:19,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:19,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:18:19,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:18:19,079 INFO L87 Difference]: Start difference. First operand 255 states and 344 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-06 14:18:19,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:19,682 INFO L93 Difference]: Finished difference Result 471 states and 642 transitions. [2024-11-06 14:18:19,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:18:19,683 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) Word has length 124 [2024-11-06 14:18:19,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:19,686 INFO L225 Difference]: With dead ends: 471 [2024-11-06 14:18:19,686 INFO L226 Difference]: Without dead ends: 259 [2024-11-06 14:18:19,687 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:18:19,688 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 0 mSDsluCounter, 1022 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1364 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 [2024-11-06 14:18:19,688 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1364 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 14:18:19,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-11-06 14:18:19,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 259. [2024-11-06 14:18:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 166 states have (on average 1.2409638554216869) internal successors, (206), 167 states have internal predecessors, (206), 71 states have call successors, (71), 20 states have call predecessors, (71), 21 states have return successors, (71), 71 states have call predecessors, (71), 70 states have call successors, (71) [2024-11-06 14:18:19,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 348 transitions. [2024-11-06 14:18:19,713 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 348 transitions. Word has length 124 [2024-11-06 14:18:19,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:19,714 INFO L471 AbstractCegarLoop]: Abstraction has 259 states and 348 transitions. [2024-11-06 14:18:19,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-06 14:18:19,714 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 348 transitions. [2024-11-06 14:18:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-06 14:18:19,716 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:19,716 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:18:19,767 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-06 14:18:19,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:19,917 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:19,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:19,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1169147358, now seen corresponding path program 1 times [2024-11-06 14:18:19,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:19,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1069473805] [2024-11-06 14:18:19,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:19,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:19,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:19,925 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:19,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 14:18:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:25,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 2576 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 14:18:25,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:29,159 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-06 14:18:29,160 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:29,160 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:29,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069473805] [2024-11-06 14:18:29,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069473805] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:29,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:29,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 14:18:29,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773263572] [2024-11-06 14:18:29,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:29,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 14:18:29,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:29,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 14:18:29,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 14:18:29,163 INFO L87 Difference]: Start difference. First operand 259 states and 348 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 states have internal predecessors, (55), 4 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-06 14:18:33,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 14:18:34,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 14:18:37,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 14:18:38,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 14:18:48,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:48,444 INFO L93 Difference]: Finished difference Result 467 states and 652 transitions. [2024-11-06 14:18:48,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-06 14:18:48,445 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 states have internal predecessors, (55), 4 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) Word has length 130 [2024-11-06 14:18:48,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:48,449 INFO L225 Difference]: With dead ends: 467 [2024-11-06 14:18:48,450 INFO L226 Difference]: Without dead ends: 282 [2024-11-06 14:18:48,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-06 14:18:48,451 INFO L432 NwaCegarLoop]: 319 mSDtfsCounter, 40 mSDsluCounter, 1552 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 1871 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2024-11-06 14:18:48,451 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 1871 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 18.8s Time] [2024-11-06 14:18:48,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2024-11-06 14:18:48,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 276. [2024-11-06 14:18:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 176 states have (on average 1.2386363636363635) internal successors, (218), 178 states have internal predecessors, (218), 76 states have call successors, (76), 21 states have call predecessors, (76), 23 states have return successors, (83), 76 states have call predecessors, (83), 75 states have call successors, (83) [2024-11-06 14:18:48,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 377 transitions. [2024-11-06 14:18:48,469 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 377 transitions. Word has length 130 [2024-11-06 14:18:48,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:48,470 INFO L471 AbstractCegarLoop]: Abstraction has 276 states and 377 transitions. [2024-11-06 14:18:48,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 6 states have internal predecessors, (55), 4 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-06 14:18:48,470 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 377 transitions. [2024-11-06 14:18:48,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-06 14:18:48,471 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:48,472 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:18:48,540 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-06 14:18:48,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:48,676 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:48,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:48,676 INFO L85 PathProgramCache]: Analyzing trace with hash 394399648, now seen corresponding path program 1 times [2024-11-06 14:18:48,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:48,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1909240234] [2024-11-06 14:18:48,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:48,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:48,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:48,697 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:48,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 14:18:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:54,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 2579 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-06 14:18:54,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:57,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-06 14:19:03,187 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-06 14:19:03,187 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:03,187 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:03,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909240234] [2024-11-06 14:19:03,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909240234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:03,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:03,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-06 14:19:03,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387817643] [2024-11-06 14:19:03,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:03,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 14:19:03,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:03,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 14:19:03,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-06 14:19:03,189 INFO L87 Difference]: Start difference. First operand 276 states and 377 transitions. Second operand has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-06 14:19:07,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:19:12,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.97s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:19:17,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:19:22,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:19:28,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []