/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_find_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:55:31,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:55:31,522 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 13:55:31,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:55:31,526 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:55:31,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:55:31,547 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:55:31,547 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:55:31,551 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:55:31,552 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:55:31,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:55:31,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:55:31,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:55:31,553 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:55:31,553 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:55:31,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:55:31,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:55:31,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:55:31,554 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:55:31,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:55:31,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:55:31,554 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:55:31,555 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:55:31,555 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:55:31,555 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:55:31,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:55:31,555 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:55:31,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:55:31,556 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:55:31,556 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:55:31,556 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:55:31,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:55:31,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:55:31,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:55:31,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:55:31,557 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:55:31,557 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:55:31,557 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:55:31,558 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:55:31,558 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:55:31,558 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:55:31,558 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:55:31,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:55:31,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:55:31,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:55:31,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:55:31,772 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:55:31,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_find_harness.i [2024-11-05 13:55:32,987 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:55:33,356 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:55:33,357 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_find_harness.i [2024-11-05 13:55:33,390 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e720a596/c8020ea7a0ef47cd8afc85e0488071b8/FLAG297c5e257 [2024-11-05 13:55:33,572 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e720a596/c8020ea7a0ef47cd8afc85e0488071b8 [2024-11-05 13:55:33,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:55:33,575 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:55:33,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:55:33,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:55:33,580 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:55:33,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:55:33" (1/1) ... [2024-11-05 13:55:33,581 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9bb7e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:33, skipping insertion in model container [2024-11-05 13:55:33,581 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:55:33" (1/1) ... [2024-11-05 13:55:33,666 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:55:33,894 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_find_harness.i[4493,4506] [2024-11-05 13:55:33,902 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_find_harness.i[4553,4566] [2024-11-05 13:55:34,493 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,590 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,591 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,592 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,603 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,604 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,605 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,605 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,605 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,607 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,610 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 13:55:34,611 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 13:55:34,616 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,616 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,623 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,625 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,626 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,628 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,631 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,632 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,633 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:34,958 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,959 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,959 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:34,959 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,083 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,264 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,274 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,283 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,296 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,302 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,312 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,327 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,332 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,356 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,382 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,382 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,389 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,390 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,401 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 13:55:35,401 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 13:55:35,406 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,407 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,407 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,407 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,408 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,408 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,408 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,410 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,421 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,424 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:35,487 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:55:35,550 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:55:35,555 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_find_harness.i[4493,4506] [2024-11-05 13:55:35,555 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_find_harness.i[4553,4566] [2024-11-05 13:55:35,570 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,580 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 13:55:35,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,584 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,585 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,587 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,589 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,589 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,590 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,590 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,590 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,590 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,591 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,591 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,620 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,646 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,681 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,684 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,689 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,694 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,696 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,701 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,706 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,719 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,719 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,725 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,725 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,735 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,735 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,736 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,736 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,737 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,737 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,737 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,737 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,741 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 13:55:35,747 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,748 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:35,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:35,773 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:55:35,784 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_find_harness.i[4493,4506] [2024-11-05 13:55:35,784 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_find_harness.i[4553,4566] [2024-11-05 13:55:35,804 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,804 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,804 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,805 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,805 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,808 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,808 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,810 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,810 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,810 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-05 13:55:35,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,948 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,950 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:35,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:36,115 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:55:36,125 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:55:36,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36 WrapperNode [2024-11-05 13:55:36,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:55:36,127 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:55:36,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:55:36,127 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:55:36,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,274 INFO L138 Inliner]: procedures = 784, calls = 2450, calls flagged for inlining = 71, calls inlined = 19, statements flattened = 831 [2024-11-05 13:55:36,276 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:55:36,277 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:55:36,277 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:55:36,277 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:55:36,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,301 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,375 INFO L175 MemorySlicer]: Split 315 memory accesses to 12 slices as follows [238, 2, 9, 2, 4, 3, 3, 1, 6, 6, 36, 5]. 76 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [6, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5]. The 249 writes are split as follows [232, 0, 1, 1, 3, 3, 1, 1, 2, 2, 3, 0]. [2024-11-05 13:55:36,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,452 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,477 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:55:36,479 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:55:36,479 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:55:36,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:55:36,479 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (1/1) ... [2024-11-05 13:55:36,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:55:36,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:55:36,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-05 13:55:36,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-05 13:55:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:55:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:55:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:55:36,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:55:36,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:55:36,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:55:36,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:55:36,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 13:55:36,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-05 13:55:36,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-05 13:55:36,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:55:36,533 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:55:36,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:55:36,533 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:55:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 13:55:36,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 13:55:36,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-05 13:55:36,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-05 13:55:36,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-05 13:55:36,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:55:36,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:55:36,534 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:55:36,534 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:55:36,534 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:55:36,535 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:55:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:55:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:55:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:55:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:55:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:55:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:55:36,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:55:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:55:36,537 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_find [2024-11-05 13:55:36,537 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_find [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 13:55:36,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2024-11-05 13:55:36,538 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:55:36,538 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2024-11-05 13:55:36,538 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2024-11-05 13:55:36,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:55:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 13:55:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 13:55:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-05 13:55:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-05 13:55:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-05 13:55:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:55:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:55:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:55:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:55:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:55:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:55:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:55:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 13:55:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 13:55:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-05 13:55:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-05 13:55:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-05 13:55:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:55:36,540 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:55:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2024-11-05 13:55:36,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2024-11-05 13:55:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2024-11-05 13:55:36,540 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2024-11-05 13:55:36,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:55:36,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:55:36,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:55:36,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:55:36,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 13:55:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 13:55:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 13:55:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-05 13:55:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-05 13:55:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-05 13:55:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-05 13:55:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-05 13:55:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:55:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2024-11-05 13:55:36,544 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:55:36,544 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:55:36,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:55:36,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:55:36,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 13:55:36,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 13:55:36,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-05 13:55:36,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-05 13:55:36,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-05 13:55:36,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 13:55:36,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 13:55:36,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 13:55:36,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:55:36,547 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:55:36,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:55:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:55:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:55:36,548 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_equals [2024-11-05 13:55:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure uninterpreted_equals [2024-11-05 13:55:36,916 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:55:36,919 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:55:36,982 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-05 13:55:37,366 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !true; [2024-11-05 13:55:37,400 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-05 13:55:46,162 INFO L? ?]: Removed 265 outVars from TransFormulas that were not future-live. [2024-11-05 13:55:46,162 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:55:46,174 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:55:46,174 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-05 13:55:46,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:55:46 BoogieIcfgContainer [2024-11-05 13:55:46,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:55:46,178 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:55:46,178 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:55:46,180 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:55:46,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:55:33" (1/3) ... [2024-11-05 13:55:46,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79137706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:55:46, skipping insertion in model container [2024-11-05 13:55:46,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:36" (2/3) ... [2024-11-05 13:55:46,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79137706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:55:46, skipping insertion in model container [2024-11-05 13:55:46,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:55:46" (3/3) ... [2024-11-05 13:55:46,182 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_find_harness.i [2024-11-05 13:55:46,193 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:55:46,194 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:55:46,249 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:55:46,255 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;@93e67cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:55:46,255 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:55:46,259 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 146 states have (on average 1.2191780821917808) internal successors, (178), 144 states have internal predecessors, (178), 65 states have call successors, (65), 21 states have call predecessors, (65), 21 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-05 13:55:46,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-05 13:55:46,272 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:46,273 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:55:46,273 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:46,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:46,277 INFO L85 PathProgramCache]: Analyzing trace with hash 320103764, now seen corresponding path program 1 times [2024-11-05 13:55:46,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:46,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [333795798] [2024-11-05 13:55:46,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:46,285 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:46,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:46,288 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:55:46,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:55:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:51,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 2763 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:55:51,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:51,519 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-11-05 13:55:51,520 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:58,006 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-11-05 13:55:58,007 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:58,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [333795798] [2024-11-05 13:55:58,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [333795798] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:55:58,007 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:55:58,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:55:58,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573801345] [2024-11-05 13:55:58,009 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:58,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:55:58,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:58,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:55:58,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:55:58,035 INFO L87 Difference]: Start difference. First operand has 231 states, 146 states have (on average 1.2191780821917808) internal successors, (178), 144 states have internal predecessors, (178), 65 states have call successors, (65), 21 states have call predecessors, (65), 21 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-05 13:55:58,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:58,088 INFO L93 Difference]: Finished difference Result 456 states and 647 transitions. [2024-11-05 13:55:58,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:55:58,093 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 1 states have call successors, (26) Word has length 178 [2024-11-05 13:55:58,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:58,104 INFO L225 Difference]: With dead ends: 456 [2024-11-05 13:55:58,104 INFO L226 Difference]: Without dead ends: 224 [2024-11-05 13:55:58,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:55:58,116 INFO L432 NwaCegarLoop]: 300 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, 300 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:55:58,117 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:55:58,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2024-11-05 13:55:58,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2024-11-05 13:55:58,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 137 states have (on average 1.2043795620437956) internal successors, (165), 138 states have internal predecessors, (165), 65 states have call successors, (65), 21 states have call predecessors, (65), 21 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-05 13:55:58,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 294 transitions. [2024-11-05 13:55:58,165 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 294 transitions. Word has length 178 [2024-11-05 13:55:58,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:58,166 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 294 transitions. [2024-11-05 13:55:58,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-05 13:55:58,167 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 294 transitions. [2024-11-05 13:55:58,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-05 13:55:58,169 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:58,169 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:55:58,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:55:58,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:58,370 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:58,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:58,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1143665832, now seen corresponding path program 1 times [2024-11-05 13:55:58,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:58,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1708144670] [2024-11-05 13:55:58,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:58,371 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:58,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:58,372 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:55:58,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:56:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:03,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 2763 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:56:03,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:04,731 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-05 13:56:04,731 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:56:11,566 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-11-05 13:56:11,566 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:56:11,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1708144670] [2024-11-05 13:56:11,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1708144670] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:56:11,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:56:11,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-05 13:56:11,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375829861] [2024-11-05 13:56:11,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:56:11,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:56:11,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:56:11,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:56:11,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:56:11,569 INFO L87 Difference]: Start difference. First operand 224 states and 294 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-05 13:56:12,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:12,093 INFO L93 Difference]: Finished difference Result 443 states and 581 transitions. [2024-11-05 13:56:12,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:56:12,093 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 178 [2024-11-05 13:56:12,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:12,095 INFO L225 Difference]: With dead ends: 443 [2024-11-05 13:56:12,096 INFO L226 Difference]: Without dead ends: 228 [2024-11-05 13:56:12,096 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:56:12,097 INFO L432 NwaCegarLoop]: 292 mSDtfsCounter, 0 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1164 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-05 13:56:12,097 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1164 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 13:56:12,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-05 13:56:12,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2024-11-05 13:56:12,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 140 states have (on average 1.2) internal successors, (168), 141 states have internal predecessors, (168), 65 states have call successors, (65), 21 states have call predecessors, (65), 22 states have return successors, (65), 65 states have call predecessors, (65), 64 states have call successors, (65) [2024-11-05 13:56:12,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 298 transitions. [2024-11-05 13:56:12,118 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 298 transitions. Word has length 178 [2024-11-05 13:56:12,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:12,120 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 298 transitions. [2024-11-05 13:56:12,120 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-05 13:56:12,120 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 298 transitions. [2024-11-05 13:56:12,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-05 13:56:12,122 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:12,123 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:56:12,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 13:56:12,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:12,331 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:12,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:12,332 INFO L85 PathProgramCache]: Analyzing trace with hash -486725826, now seen corresponding path program 1 times [2024-11-05 13:56:12,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:12,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [975426448] [2024-11-05 13:56:12,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:12,332 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:12,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:12,334 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 13:56:12,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:56:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:17,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 2723 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:56:17,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:19,398 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2024-11-05 13:56:19,398 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:56:30,352 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 6 proven. 35 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2024-11-05 13:56:30,352 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:56:30,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [975426448] [2024-11-05 13:56:30,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [975426448] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:56:30,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:56:30,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 13:56:30,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953897509] [2024-11-05 13:56:30,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:56:30,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:56:30,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:56:30,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:56:30,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:56:30,354 INFO L87 Difference]: Start difference. First operand 228 states and 298 transitions. Second operand has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-05 13:56:36,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:36,611 INFO L93 Difference]: Finished difference Result 449 states and 585 transitions. [2024-11-05 13:56:36,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:56:36,612 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 190 [2024-11-05 13:56:36,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:36,615 INFO L225 Difference]: With dead ends: 449 [2024-11-05 13:56:36,615 INFO L226 Difference]: Without dead ends: 230 [2024-11-05 13:56:36,616 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 371 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:56:36,617 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 0 mSDsluCounter, 1049 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1323 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2024-11-05 13:56:36,617 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1323 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2024-11-05 13:56:36,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-05 13:56:36,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2024-11-05 13:56:36,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 141 states have (on average 1.198581560283688) internal successors, (169), 143 states have internal predecessors, (169), 65 states have call successors, (65), 21 states have call predecessors, (65), 23 states have return successors, (66), 65 states have call predecessors, (66), 64 states have call successors, (66) [2024-11-05 13:56:36,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 300 transitions. [2024-11-05 13:56:36,630 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 300 transitions. Word has length 190 [2024-11-05 13:56:36,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:36,630 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 300 transitions. [2024-11-05 13:56:36,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-05 13:56:36,631 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 300 transitions. [2024-11-05 13:56:36,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-05 13:56:36,633 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:36,633 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:56:36,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-05 13:56:36,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:36,838 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:36,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:36,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1498370610, now seen corresponding path program 1 times [2024-11-05 13:56:36,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:36,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [149530511] [2024-11-05 13:56:36,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:36,839 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:36,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:36,840 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:56:36,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:56:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:41,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 2814 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 13:56:41,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:43,843 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2024-11-05 13:56:43,844 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:56:52,336 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-11-05 13:56:52,336 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:56:52,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [149530511] [2024-11-05 13:56:52,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [149530511] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:56:52,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:56:52,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-05 13:56:52,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793440965] [2024-11-05 13:56:52,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:56:52,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 13:56:52,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:56:52,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 13:56:52,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:56:52,338 INFO L87 Difference]: Start difference. First operand 230 states and 300 transitions. Second operand has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-05 13:56:59,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:59,076 INFO L93 Difference]: Finished difference Result 443 states and 579 transitions. [2024-11-05 13:56:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 13:56:59,077 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 195 [2024-11-05 13:56:59,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:59,079 INFO L225 Difference]: With dead ends: 443 [2024-11-05 13:56:59,079 INFO L226 Difference]: Without dead ends: 233 [2024-11-05 13:56:59,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 388 GetRequests, 382 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:56:59,080 INFO L432 NwaCegarLoop]: 273 mSDtfsCounter, 0 mSDsluCounter, 1318 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1591 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-05 13:56:59,080 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1591 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2024-11-05 13:56:59,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-05 13:56:59,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2024-11-05 13:56:59,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 143 states have (on average 1.1958041958041958) internal successors, (171), 146 states have internal predecessors, (171), 65 states have call successors, (65), 21 states have call predecessors, (65), 24 states have return successors, (70), 65 states have call predecessors, (70), 64 states have call successors, (70) [2024-11-05 13:56:59,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 306 transitions. [2024-11-05 13:56:59,098 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 306 transitions. Word has length 195 [2024-11-05 13:56:59,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:59,098 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 306 transitions. [2024-11-05 13:56:59,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-05 13:56:59,098 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 306 transitions. [2024-11-05 13:56:59,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-05 13:56:59,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:59,100 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:56:59,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Forceful destruction successful, exit code 0 [2024-11-05 13:56:59,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:59,301 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:59,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:59,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1260414842, now seen corresponding path program 1 times [2024-11-05 13:56:59,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:59,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [326532727] [2024-11-05 13:56:59,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:59,302 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:59,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:59,303 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:56:59,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:57:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:57:04,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 2828 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-05 13:57:04,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:57:08,218 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2024-11-05 13:57:08,218 INFO L311 TraceCheckSpWp]: Computing backward predicates...