/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_init_unbounded_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:56:44,363 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:56:44,443 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 13:56:44,447 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:56:44,448 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:56:44,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:56:44,472 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:56:44,472 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:56:44,473 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:56:44,474 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:56:44,474 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:56:44,475 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:56:44,475 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:56:44,476 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:56:44,476 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:56:44,476 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:56:44,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:56:44,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:56:44,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:56:44,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:56:44,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:56:44,481 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:56:44,481 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:56:44,482 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:56:44,482 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:56:44,482 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:56:44,482 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:56:44,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:56:44,483 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:56:44,483 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:56:44,483 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:56:44,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:56:44,484 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:56:44,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:56:44,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:56:44,486 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:56:44,486 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:56:44,486 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:56:44,486 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:56:44,486 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:56:44,486 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:56:44,487 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:56:44,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:56:44,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:56:44,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:56:44,745 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:56:44,745 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:56:44,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_init_unbounded_harness_negated.i [2024-11-05 13:56:46,174 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:56:46,626 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:56:46,627 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_init_unbounded_harness_negated.i [2024-11-05 13:56:46,670 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce4049c5e/ad6a093eb08e4695bf26ec67a293857f/FLAG2ddb5cd8a [2024-11-05 13:56:46,737 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce4049c5e/ad6a093eb08e4695bf26ec67a293857f [2024-11-05 13:56:46,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:56:46,742 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:56:46,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:56:46,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:56:46,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:56:46,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:56:46" (1/1) ... [2024-11-05 13:56:46,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6549645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:46, skipping insertion in model container [2024-11-05 13:56:46,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:56:46" (1/1) ... [2024-11-05 13:56:46,867 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:56:47,240 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_init_unbounded_harness_negated.i[4503,4516] [2024-11-05 13:56:47,253 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_init_unbounded_harness_negated.i[4563,4576] [2024-11-05 13:56:48,031 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,151 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,152 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,153 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,168 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,172 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,173 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,173 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,174 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,174 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,175 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,182 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,185 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,185 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,198 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,199 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,200 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,202 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,203 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,206 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,206 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,207 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,207 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:48,610 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,611 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,611 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,612 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,741 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,918 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,925 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,934 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,948 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,955 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,963 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:48,982 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,013 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,014 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,048 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,049 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,076 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,081 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,088 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,090 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,090 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,091 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,091 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,095 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,121 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,129 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:56:49,207 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:56:49,286 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:56:49,291 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_init_unbounded_harness_negated.i[4503,4516] [2024-11-05 13:56:49,292 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_init_unbounded_harness_negated.i[4563,4576] [2024-11-05 13:56:49,318 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,330 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,330 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,331 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,338 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,339 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,339 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,339 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,339 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,340 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,340 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,341 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,341 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,349 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,349 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,352 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,353 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,353 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,353 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,354 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,355 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,355 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,356 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,356 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,356 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,357 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,357 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,400 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,401 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,401 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,401 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,427 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,464 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,472 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,478 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,491 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,496 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,504 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,513 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,517 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,527 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,528 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,542 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,555 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,556 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,558 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,563 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,575 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,580 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:56:49,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:56:49,617 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:56:49,633 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_init_unbounded_harness_negated.i[4503,4516] [2024-11-05 13:56:49,633 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_init_unbounded_harness_negated.i[4563,4576] [2024-11-05 13:56:49,666 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,668 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,673 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,674 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,674 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,675 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,675 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,676 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,676 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,676 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,749 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7544-7555] [2024-11-05 13:56:49,816 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,816 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,822 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,823 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:56:49,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:56:50,131 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:56:50,142 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:56:50,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50 WrapperNode [2024-11-05 13:56:50,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:56:50,144 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:56:50,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:56:50,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:56:50,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,252 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,342 INFO L138 Inliner]: procedures = 785, calls = 2425, calls flagged for inlining = 67, calls inlined = 11, statements flattened = 772 [2024-11-05 13:56:50,343 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:56:50,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:56:50,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:56:50,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:56:50,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,367 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,486 INFO L175 MemorySlicer]: Split 310 memory accesses to 9 slices as follows [2, 238, 2, 6, 26, 4, 3, 5, 24]. 77 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 6, 0, 0, 0, 0, 0, 5, 0]. The 259 writes are split as follows [0, 232, 1, 2, 11, 1, 1, 0, 11]. [2024-11-05 13:56:50,487 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:56:50,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:56:50,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:56:50,622 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:56:50,624 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (1/1) ... [2024-11-05 13:56:50,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:56:50,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:56:50,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-05 13:56:50,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-05 13:56:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:56:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:56:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:56:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:56:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:56:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:56:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:56:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 13:56:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-05 13:56:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:56:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:56:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:56:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:56:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:56:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:56:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:56:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:56:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:56:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:56:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:56:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:56:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:56:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:56:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:56:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:56:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:56:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 13:56:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 13:56:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:56:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:56:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:56:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:56:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:56:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:56:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:56:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:56:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:56:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:56:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:56:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 13:56:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 13:56:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:56:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:56:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:56:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:56:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:56:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:56:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:56:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:56:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 13:56:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 13:56:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:56:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:56:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure s_update_template_size [2024-11-05 13:56:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure s_update_template_size [2024-11-05 13:56:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:56:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:56:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:56:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:56:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:56:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:56:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:56:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:56:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 13:56:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 13:56:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-05 13:56:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_calloc [2024-11-05 13:56:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_calloc [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:56:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:56:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-05 13:56:50,698 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-05 13:56:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:56:50,699 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 13:56:50,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:56:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 13:56:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:56:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:56:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:56:50,700 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:56:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure s_alloc_state [2024-11-05 13:56:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure s_alloc_state [2024-11-05 13:56:51,118 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:56:51,120 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:57:10,594 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-11-05 13:57:10,722 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2024-11-05 13:57:10,723 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:57:10,742 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:57:10,743 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-05 13:57:10,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:57:10 BoogieIcfgContainer [2024-11-05 13:57:10,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:57:10,746 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:57:10,747 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:57:10,750 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:57:10,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:56:46" (1/3) ... [2024-11-05 13:57:10,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b558068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:57:10, skipping insertion in model container [2024-11-05 13:57:10,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:56:50" (2/3) ... [2024-11-05 13:57:10,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b558068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:57:10, skipping insertion in model container [2024-11-05 13:57:10,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:57:10" (3/3) ... [2024-11-05 13:57:10,753 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_init_unbounded_harness_negated.i [2024-11-05 13:57:10,769 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:57:10,770 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:57:10,849 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:57:10,856 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;@b1487de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:57:10,857 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:57:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand has 155 states, 101 states have (on average 1.2277227722772277) internal successors, (124), 101 states have internal predecessors, (124), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-05 13:57:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-05 13:57:10,872 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:57:10,873 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:57:10,874 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:57:10,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:57:10,880 INFO L85 PathProgramCache]: Analyzing trace with hash -565780175, now seen corresponding path program 1 times [2024-11-05 13:57:10,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:57:10,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1484689636] [2024-11-05 13:57:10,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:57:10,892 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:57:10,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:10,895 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:57:10,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:57:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:57:17,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 2390 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:57:17,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:57:17,821 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-05 13:57:17,821 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:57:19,473 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-05 13:57:19,474 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:57:19,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1484689636] [2024-11-05 13:57:19,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1484689636] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:57:19,475 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:57:19,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:57:19,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088044780] [2024-11-05 13:57:19,477 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:57:19,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:57:19,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:57:19,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:57:19,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:57:19,506 INFO L87 Difference]: Start difference. First operand has 155 states, 101 states have (on average 1.2277227722772277) internal successors, (124), 101 states have internal predecessors, (124), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-05 13:57:19,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:57:19,542 INFO L93 Difference]: Finished difference Result 299 states and 389 transitions. [2024-11-05 13:57:19,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:57:19,545 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 69 [2024-11-05 13:57:19,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:57:19,553 INFO L225 Difference]: With dead ends: 299 [2024-11-05 13:57:19,554 INFO L226 Difference]: Without dead ends: 148 [2024-11-05 13:57:19,558 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:57:19,561 INFO L432 NwaCegarLoop]: 190 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, 190 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:57:19,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:57:19,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-05 13:57:19,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2024-11-05 13:57:19,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 94 states have (on average 1.2127659574468086) internal successors, (114), 95 states have internal predecessors, (114), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-05 13:57:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 183 transitions. [2024-11-05 13:57:19,611 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 183 transitions. Word has length 69 [2024-11-05 13:57:19,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:57:19,612 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 183 transitions. [2024-11-05 13:57:19,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-05 13:57:19,613 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 183 transitions. [2024-11-05 13:57:19,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-05 13:57:19,615 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:57:19,616 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:57:19,631 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Forceful destruction successful, exit code 0 [2024-11-05 13:57:19,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:19,817 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:57:19,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:57:19,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1703125707, now seen corresponding path program 1 times [2024-11-05 13:57:19,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:57:19,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1224792073] [2024-11-05 13:57:19,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:57:19,818 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:57:19,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:19,821 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:57:19,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:57:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:57:26,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 2390 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:57:26,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:57:26,601 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-05 13:57:26,601 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:57:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-05 13:57:28,916 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:57:28,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1224792073] [2024-11-05 13:57:28,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1224792073] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:57:28,916 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:57:28,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-05 13:57:28,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099254817] [2024-11-05 13:57:28,917 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:57:28,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:57:28,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:57:28,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:57:28,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 13:57:28,920 INFO L87 Difference]: Start difference. First operand 148 states and 183 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-05 13:57:29,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:57:29,923 INFO L93 Difference]: Finished difference Result 275 states and 337 transitions. [2024-11-05 13:57:29,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:57:29,924 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 69 [2024-11-05 13:57:29,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:57:29,926 INFO L225 Difference]: With dead ends: 275 [2024-11-05 13:57:29,926 INFO L226 Difference]: Without dead ends: 151 [2024-11-05 13:57:29,927 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 13:57:29,928 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 2 mSDsluCounter, 704 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 882 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:57:29,928 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 882 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-05 13:57:29,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-05 13:57:29,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2024-11-05 13:57:29,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 97 states have (on average 1.1958762886597938) internal successors, (116), 98 states have internal predecessors, (116), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-05 13:57:29,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 185 transitions. [2024-11-05 13:57:29,943 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 185 transitions. Word has length 69 [2024-11-05 13:57:29,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:57:29,944 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 185 transitions. [2024-11-05 13:57:29,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-05 13:57:29,944 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 185 transitions. [2024-11-05 13:57:29,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-05 13:57:29,946 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:57:29,946 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:57:29,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 13:57:30,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:30,151 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:57:30,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:57:30,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1805776081, now seen corresponding path program 1 times [2024-11-05 13:57:30,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:57:30,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1786654674] [2024-11-05 13:57:30,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:57:30,152 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:57:30,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:30,153 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:57:30,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:57:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:57:35,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 2392 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-05 13:57:35,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:57:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-05 13:57:36,126 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:57:37,859 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-05 13:57:37,860 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:57:37,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1786654674] [2024-11-05 13:57:37,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1786654674] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:57:37,860 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:57:37,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2024-11-05 13:57:37,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277325975] [2024-11-05 13:57:37,860 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:57:37,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-05 13:57:37,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:57:37,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-05 13:57:37,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-05 13:57:37,862 INFO L87 Difference]: Start difference. First operand 151 states and 185 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-05 13:57:42,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-05 13:57:46,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-05 13:57:50,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-05 13:57:54,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-05 13:57:54,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:57:54,598 INFO L93 Difference]: Finished difference Result 271 states and 328 transitions. [2024-11-05 13:57:54,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-05 13:57:54,680 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 70 [2024-11-05 13:57:54,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:57:54,683 INFO L225 Difference]: With dead ends: 271 [2024-11-05 13:57:54,683 INFO L226 Difference]: Without dead ends: 153 [2024-11-05 13:57:54,684 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-05 13:57:54,685 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 0 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2024-11-05 13:57:54,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 538 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 4 Unknown, 0 Unchecked, 16.7s Time] [2024-11-05 13:57:54,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-05 13:57:54,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2024-11-05 13:57:54,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 99 states have (on average 1.1919191919191918) internal successors, (118), 100 states have internal predecessors, (118), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-05 13:57:54,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 187 transitions. [2024-11-05 13:57:54,699 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 187 transitions. Word has length 70 [2024-11-05 13:57:54,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:57:54,699 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 187 transitions. [2024-11-05 13:57:54,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-05 13:57:54,700 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 187 transitions. [2024-11-05 13:57:54,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-05 13:57:54,701 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:57:54,702 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:57:54,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-05 13:57:54,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:54,903 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:57:54,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:57:54,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1624488532, now seen corresponding path program 1 times [2024-11-05 13:57:54,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:57:54,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1947213339] [2024-11-05 13:57:54,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:57:54,904 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:57:54,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:54,906 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:57:54,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:58:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:58:00,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 2483 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-05 13:58:00,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:58:01,115 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-05 13:58:01,116 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:58:03,435 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-05 13:58:03,436 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:58:03,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1947213339] [2024-11-05 13:58:03,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1947213339] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:58:03,436 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:58:03,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2024-11-05 13:58:03,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809549671] [2024-11-05 13:58:03,436 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:58:03,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-05 13:58:03,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:58:03,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-05 13:58:03,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-05 13:58:03,438 INFO L87 Difference]: Start difference. First operand 153 states and 187 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-05 13:58:03,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:58:03,750 INFO L93 Difference]: Finished difference Result 184 states and 221 transitions. [2024-11-05 13:58:03,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-05 13:58:03,751 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 72 [2024-11-05 13:58:03,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:58:03,754 INFO L225 Difference]: With dead ends: 184 [2024-11-05 13:58:03,754 INFO L226 Difference]: Without dead ends: 156 [2024-11-05 13:58:03,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-05 13:58:03,758 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 0 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-05 13:58:03,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 538 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-05 13:58:03,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2024-11-05 13:58:03,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2024-11-05 13:58:03,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 101 states have (on average 1.188118811881188) internal successors, (120), 102 states have internal predecessors, (120), 35 states have call successors, (35), 18 states have call predecessors, (35), 19 states have return successors, (35), 35 states have call predecessors, (35), 34 states have call successors, (35) [2024-11-05 13:58:03,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 190 transitions. [2024-11-05 13:58:03,783 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 190 transitions. Word has length 72 [2024-11-05 13:58:03,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:58:03,783 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 190 transitions. [2024-11-05 13:58:03,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-05 13:58:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 190 transitions. [2024-11-05 13:58:03,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-05 13:58:03,786 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:58:03,786 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:58:03,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Forceful destruction successful, exit code 0 [2024-11-05 13:58:03,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:58:03,987 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:58:03,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:58:03,988 INFO L85 PathProgramCache]: Analyzing trace with hash -426558420, now seen corresponding path program 1 times [2024-11-05 13:58:03,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:58:03,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1070124563] [2024-11-05 13:58:03,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:58:03,988 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:58:03,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:58:03,991 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:58:03,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:58:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:58:09,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 2370 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-05 13:58:09,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:58:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-05 13:58:09,726 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:58:12,380 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-05 13:58:12,381 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:58:12,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1070124563] [2024-11-05 13:58:12,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1070124563] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:58:12,381 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:58:12,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-05 13:58:12,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732831942] [2024-11-05 13:58:12,381 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:58:12,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:58:12,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:58:12,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:58:12,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 13:58:12,383 INFO L87 Difference]: Start difference. First operand 156 states and 190 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-05 13:58:12,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:58:12,887 INFO L93 Difference]: Finished difference Result 184 states and 220 transitions. [2024-11-05 13:58:12,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-05 13:58:12,888 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 76 [2024-11-05 13:58:12,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:58:12,890 INFO L225 Difference]: With dead ends: 184 [2024-11-05 13:58:12,890 INFO L226 Difference]: Without dead ends: 156 [2024-11-05 13:58:12,890 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 13:58:12,891 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 0 mSDsluCounter, 533 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 714 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-05 13:58:12,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 714 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 13:58:12,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2024-11-05 13:58:12,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 153. [2024-11-05 13:58:12,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 99 states have (on average 1.1717171717171717) internal successors, (116), 100 states have internal predecessors, (116), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-05 13:58:12,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 185 transitions. [2024-11-05 13:58:12,909 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 185 transitions. Word has length 76 [2024-11-05 13:58:12,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:58:12,910 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 185 transitions. [2024-11-05 13:58:12,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-05 13:58:12,910 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 185 transitions. [2024-11-05 13:58:12,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-05 13:58:12,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:58:12,912 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:58:12,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Ended with exit code 0 [2024-11-05 13:58:13,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:58:13,113 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:58:13,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:58:13,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1902893135, now seen corresponding path program 1 times [2024-11-05 13:58:13,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:58:13,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [362101261] [2024-11-05 13:58:13,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:58:13,114 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:58:13,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:58:13,115 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:58:13,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (7)] Waiting until timeout for monitored process [2024-11-05 13:58:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:58:18,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 2648 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:58:18,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:58:19,751 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-05 13:58:19,752 INFO L311 TraceCheckSpWp]: Computing backward predicates...