/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 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 15:03:48,147 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 15:03:48,214 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 15:03:48,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 15:03:48,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 15:03:48,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 15:03:48,249 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 15:03:48,249 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 15:03:48,250 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 15:03:48,250 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 15:03:48,250 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 15:03:48,251 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 15:03:48,251 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 15:03:48,252 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 15:03:48,252 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 15:03:48,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 15:03:48,253 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 15:03:48,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 15:03:48,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 15:03:48,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 15:03:48,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 15:03:48,255 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 15:03:48,255 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 15:03:48,255 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 15:03:48,256 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 15:03:48,256 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 15:03:48,256 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 15:03:48,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 15:03:48,257 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 15:03:48,257 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 15:03:48,257 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 15:03:48,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:03:48,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 15:03:48,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 15:03:48,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 15:03:48,259 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 15:03:48,259 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 15:03:48,259 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 15:03:48,259 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 15:03:48,260 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 15:03:48,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 15:03:48,260 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:48,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 15:03:48,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 15:03:48,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 15:03:48,516 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 15:03:48,516 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 15:03:48,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness.i [2024-11-04 15:03:50,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 15:03:50,511 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 15:03:50,511 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness.i [2024-11-04 15:03:50,554 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c1bab5ce/e86209ca25a74b5381f701ae2f48d08c/FLAG5ac497885 [2024-11-04 15:03:50,572 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c1bab5ce/e86209ca25a74b5381f701ae2f48d08c [2024-11-04 15:03:50,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 15:03:50,578 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 15:03:50,579 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 15:03:50,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 15:03:50,585 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 15:03:50,586 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:03:50" (1/1) ... [2024-11-04 15:03:50,587 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa7bca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:50, skipping insertion in model container [2024-11-04 15:03:50,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:03:50" (1/1) ... [2024-11-04 15:03:50,696 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:03:51,066 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.i[4494,4507] [2024-11-04 15:03:51,081 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.i[4554,4567] [2024-11-04 15:03:52,032 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,176 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,177 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,178 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,194 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,196 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,196 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,196 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,197 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,205 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,206 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,207 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,208 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,221 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,221 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,222 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,223 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,225 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,225 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,226 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,261 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,262 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,262 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,262 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,263 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:52,610 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,611 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,611 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,612 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,730 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,744 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,924 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,937 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,960 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,966 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:52,980 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,003 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,011 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,050 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,050 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,117 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,118 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,123 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,124 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,125 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,125 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,129 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,155 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,165 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:03:53,242 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 15:03:53,320 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:03:53,325 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.i[4494,4507] [2024-11-04 15:03:53,326 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.i[4554,4567] [2024-11-04 15:03:53,355 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,373 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,373 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,374 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,377 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,381 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,381 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,381 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,381 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,382 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,382 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,383 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,383 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,390 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,391 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,394 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,397 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,398 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,398 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,399 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,400 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,400 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,401 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,401 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,401 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,402 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,402 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,449 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,450 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,452 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,452 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,483 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,491 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,530 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,537 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,544 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,550 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,555 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,560 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,569 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,572 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,580 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,580 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,593 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,594 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,602 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,603 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,604 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,604 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,605 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,605 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,605 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,607 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,614 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,618 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:03:53,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:03:53,656 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 15:03:53,674 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.i[4494,4507] [2024-11-04 15:03:53,678 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.i[4554,4567] [2024-11-04 15:03:53,708 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,708 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,709 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,709 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,709 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,716 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,716 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,716 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,716 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,778 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7585-7596] [2024-11-04 15:03:53,831 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,832 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,838 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,839 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,850 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,851 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,852 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,852 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,852 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,852 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,852 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:03:53,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:03:54,196 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 15:03:54,205 INFO L204 MainTranslator]: Completed translation [2024-11-04 15:03:54,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54 WrapperNode [2024-11-04 15:03:54,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 15:03:54,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 15:03:54,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 15:03:54,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 15:03:54,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,424 INFO L138 Inliner]: procedures = 785, calls = 2435, calls flagged for inlining = 70, calls inlined = 13, statements flattened = 609 [2024-11-04 15:03:54,424 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 15:03:54,425 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 15:03:54,425 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 15:03:54,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 15:03:54,436 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,449 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,513 INFO L175 MemorySlicer]: Split 292 memory accesses to 8 slices as follows [238, 2, 2, 2, 8, 34, 5, 1]. 82 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [6, 2, 0, 0, 0, 0, 5, 0]. The 241 writes are split as follows [232, 0, 1, 1, 1, 5, 0, 1]. [2024-11-04 15:03:54,514 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,514 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,570 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,604 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,618 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 15:03:54,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 15:03:54,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 15:03:54,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 15:03:54,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (1/1) ... [2024-11-04 15:03:54,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:03:54,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:54,670 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) [2024-11-04 15:03:54,675 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 [2024-11-04 15:03:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure memset_override_0_impl [2024-11-04 15:03:54,700 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_override_0_impl [2024-11-04 15:03:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 15:03:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 15:03:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 15:03:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 15:03:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 15:03:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 15:03:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 15:03:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 15:03:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 15:03:54,701 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 15:03:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 15:03:54,701 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 15:03:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 15:03:54,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 15:03:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 15:03:54,702 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 15:03:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_clear [2024-11-04 15:03:54,702 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_clear [2024-11-04 15:03:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 15:03:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 15:03:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 15:03:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 15:03:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 15:03:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 15:03:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 15:03:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 15:03:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 15:03:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 15:03:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 15:03:54,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 15:03:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 15:03:54,703 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 15:03:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 15:03:54,703 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 15:03:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 15:03:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 15:03:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 15:03:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 15:03:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 15:03:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 15:03:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 15:03:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 15:03:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 15:03:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 15:03:54,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 15:03:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 15:03:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 15:03:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 15:03:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 15:03:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 15:03:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 15:03:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 15:03:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 15:03:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 15:03:54,706 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 15:03:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 15:03:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 15:03:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 15:03:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 15:03:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 15:03:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 15:03:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 15:03:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 15:03:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-04 15:03:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-04 15:03:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 15:03:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 15:03:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 15:03:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 15:03:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 15:03:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 15:03:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 15:03:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 15:03:54,710 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 15:03:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-04 15:03:54,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-04 15:03:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 15:03:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 15:03:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 15:03:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 15:03:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 15:03:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 15:03:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 15:03:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 15:03:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 15:03:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 15:03:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 15:03:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 15:03:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 15:03:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 15:03:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 15:03:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 15:03:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 15:03:54,713 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 15:03:54,713 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 15:03:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 15:03:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 15:03:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 15:03:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 15:03:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 15:03:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 15:03:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 15:03:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 15:03:54,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 15:03:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 15:03:54,714 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 15:03:55,122 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 15:03:55,125 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 15:04:03,910 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-04 15:04:03,910 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 15:04:03,932 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 15:04:03,932 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-04 15:04:03,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:04:03 BoogieIcfgContainer [2024-11-04 15:04:03,933 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 15:04:03,936 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 15:04:03,937 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 15:04:03,940 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 15:04:03,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 03:03:50" (1/3) ... [2024-11-04 15:04:03,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18e8e00c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:04:03, skipping insertion in model container [2024-11-04 15:04:03,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:03:54" (2/3) ... [2024-11-04 15:04:03,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18e8e00c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:04:03, skipping insertion in model container [2024-11-04 15:04:03,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:04:03" (3/3) ... [2024-11-04 15:04:03,943 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_clear_harness.i [2024-11-04 15:04:03,962 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 15:04:03,962 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 15:04:04,052 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 15:04:04,059 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;@583980bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 15:04:04,060 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 15:04:04,065 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) [2024-11-04 15:04:04,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-04 15:04:04,081 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:04:04,082 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] [2024-11-04 15:04:04,083 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:04:04,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:04:04,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1044435354, now seen corresponding path program 1 times [2024-11-04 15:04:04,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:04:04,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1941880178] [2024-11-04 15:04:04,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:04:04,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:04:04,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:04:04,107 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) [2024-11-04 15:04:04,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-04 15:04:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:04:12,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 2564 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 15:04:12,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:04:12,048 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-04 15:04:12,049 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:04:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-04 15:04:16,193 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:04:16,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1941880178] [2024-11-04 15:04:16,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1941880178] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:04:16,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:04:16,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-04 15:04:16,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071206376] [2024-11-04 15:04:16,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:04:16,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 15:04:16,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:04:16,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 15:04:16,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:04:16,230 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 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-04 15:04:16,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:04:16,281 INFO L93 Difference]: Finished difference Result 331 states and 431 transitions. [2024-11-04 15:04:16,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 15:04:16,284 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 137 [2024-11-04 15:04:16,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:04:16,298 INFO L225 Difference]: With dead ends: 331 [2024-11-04 15:04:16,298 INFO L226 Difference]: Without dead ends: 161 [2024-11-04 15:04:16,303 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 [2024-11-04 15:04:16,309 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 [2024-11-04 15:04:16,310 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] [2024-11-04 15:04:16,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-04 15:04:16,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2024-11-04 15:04:16,367 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) [2024-11-04 15:04:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 197 transitions. [2024-11-04 15:04:16,373 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 197 transitions. Word has length 137 [2024-11-04 15:04:16,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:04:16,374 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 197 transitions. [2024-11-04 15:04:16,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-04 15:04:16,375 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 197 transitions. [2024-11-04 15:04:16,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-04 15:04:16,378 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:04:16,378 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] [2024-11-04 15:04:16,462 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-04 15:04:16,579 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 [2024-11-04 15:04:16,580 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:04:16,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:04:16,581 INFO L85 PathProgramCache]: Analyzing trace with hash -874558126, now seen corresponding path program 1 times [2024-11-04 15:04:16,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:04:16,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1071326592] [2024-11-04 15:04:16,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:04:16,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:04:16,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:04:16,584 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) [2024-11-04 15:04:16,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-04 15:04:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:04:23,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 2564 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 15:04:23,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:04:24,056 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-04 15:04:24,056 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:04:28,288 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-11-04 15:04:28,288 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:04:28,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1071326592] [2024-11-04 15:04:28,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1071326592] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 15:04:28,289 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 15:04:28,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 15:04:28,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439314650] [2024-11-04 15:04:28,289 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 15:04:28,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 15:04:28,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:04:28,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 15:04:28,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 15:04:28,292 INFO L87 Difference]: Start difference. First operand 161 states and 197 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-04 15:04:28,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:04:28,538 INFO L93 Difference]: Finished difference Result 226 states and 272 transitions. [2024-11-04 15:04:28,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 15:04:28,541 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 137 [2024-11-04 15:04:28,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:04:28,543 INFO L225 Difference]: With dead ends: 226 [2024-11-04 15:04:28,543 INFO L226 Difference]: Without dead ends: 162 [2024-11-04 15:04:28,546 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 15:04:28,547 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-04 15:04:28,547 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 388 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-04 15:04:28,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-04 15:04:28,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2024-11-04 15:04:28,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 102 states have (on average 1.1470588235294117) internal successors, (117), 103 states have internal predecessors, (117), 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) [2024-11-04 15:04:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 198 transitions. [2024-11-04 15:04:28,562 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 198 transitions. Word has length 137 [2024-11-04 15:04:28,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:04:28,563 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 198 transitions. [2024-11-04 15:04:28,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-04 15:04:28,563 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 198 transitions. [2024-11-04 15:04:28,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-04 15:04:28,565 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:04:28,565 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] [2024-11-04 15:04:28,623 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-04 15:04:28,766 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 [2024-11-04 15:04:28,766 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:04:28,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:04:28,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1895626480, now seen corresponding path program 1 times [2024-11-04 15:04:28,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:04:28,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [176299950] [2024-11-04 15:04:28,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:04:28,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:04:28,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:04:28,771 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) [2024-11-04 15:04:28,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-04 15:04:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:04:34,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 2567 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 15:04:34,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:04:35,745 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-04 15:04:35,745 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:04:41,118 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-11-04 15:04:41,118 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:04:41,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [176299950] [2024-11-04 15:04:41,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [176299950] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 15:04:41,119 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 15:04:41,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2024-11-04 15:04:41,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121531792] [2024-11-04 15:04:41,119 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 15:04:41,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 15:04:41,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:04:41,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 15:04:41,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 15:04:41,121 INFO L87 Difference]: Start difference. First operand 162 states and 198 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) [2024-11-04 15:04:41,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:04:41,667 INFO L93 Difference]: Finished difference Result 288 states and 352 transitions. [2024-11-04 15:04:41,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 15:04:41,668 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 [2024-11-04 15:04:41,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:04:41,672 INFO L225 Difference]: With dead ends: 288 [2024-11-04 15:04:41,672 INFO L226 Difference]: Without dead ends: 166 [2024-11-04 15:04:41,674 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 15:04:41,674 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 [2024-11-04 15:04:41,675 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] [2024-11-04 15:04:41,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-11-04 15:04:41,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2024-11-04 15:04:41,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 105 states have (on average 1.1428571428571428) internal successors, (120), 106 states have internal predecessors, (120), 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) [2024-11-04 15:04:41,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 202 transitions. [2024-11-04 15:04:41,691 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 202 transitions. Word has length 137 [2024-11-04 15:04:41,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:04:41,691 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 202 transitions. [2024-11-04 15:04:41,691 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) [2024-11-04 15:04:41,692 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 202 transitions. [2024-11-04 15:04:41,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-04 15:04:41,694 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:04:41,694 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] [2024-11-04 15:04:41,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-04 15:04:41,895 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 [2024-11-04 15:04:41,896 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:04:41,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:04:41,896 INFO L85 PathProgramCache]: Analyzing trace with hash -985698484, now seen corresponding path program 1 times [2024-11-04 15:04:41,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:04:41,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1086752156] [2024-11-04 15:04:41,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:04:41,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:04:41,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:04:41,898 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) [2024-11-04 15:04:41,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-04 15:04:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:04:48,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 2547 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-04 15:04:48,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:04:52,034 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 [2024-11-04 15:04:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-04 15:04:58,690 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:05:07,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2024-11-04 15:05:12,891 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-11-04 15:05:12,891 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:05:12,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1086752156] [2024-11-04 15:05:12,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1086752156] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:05:12,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:05:12,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [10] total 15 [2024-11-04 15:05:12,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316517850] [2024-11-04 15:05:12,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:05:12,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-04 15:05:12,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:05:12,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-04 15:05:12,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-11-04 15:05:12,894 INFO L87 Difference]: Start difference. First operand 166 states and 202 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 9 states have internal predecessors, (69), 4 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22)