/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_clean_up_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:55:01,304 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:55:01,405 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 13:55:01,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:55:01,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:55:01,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:55:01,454 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:55:01,457 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:55:01,458 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:55:01,458 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:55:01,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:55:01,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:55:01,460 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:55:01,460 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:55:01,463 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:55:01,463 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:55:01,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:55:01,465 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:55:01,465 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:55:01,466 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:55:01,466 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:55:01,471 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:55:01,471 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:55:01,471 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:55:01,472 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:55:01,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:55:01,472 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:55:01,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:55:01,473 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:55:01,473 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:55:01,473 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:55:01,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:55:01,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:55:01,477 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:55:01,477 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:55:01,477 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:55:01,477 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:55:01,477 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:55:01,478 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:55:01,478 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:55:01,478 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:55:01,478 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:55:01,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:55:01,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:55:01,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:55:01,761 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:55:01,763 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:55:01,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clean_up_harness.i [2024-11-05 13:55:03,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:55:03,920 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:55:03,921 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clean_up_harness.i [2024-11-05 13:55:03,971 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fbc67da1/9d516e8fcdd54ae8934aac172686c53c/FLAG975a5049b [2024-11-05 13:55:04,477 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fbc67da1/9d516e8fcdd54ae8934aac172686c53c [2024-11-05 13:55:04,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:55:04,481 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:55:04,482 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:55:04,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:55:04,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:55:04,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:55:04" (1/1) ... [2024-11-05 13:55:04,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14454cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:04, skipping insertion in model container [2024-11-05 13:55:04,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:55:04" (1/1) ... [2024-11-05 13:55:04,615 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:55:04,978 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_clean_up_harness.i[4497,4510] [2024-11-05 13:55:04,990 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_clean_up_harness.i[4557,4570] [2024-11-05 13:55:05,720 WARN 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 13:55:05,882 WARN 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 13:55:05,882 WARN 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 13:55:05,898 WARN 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 13:55:05,917 WARN 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 13:55:05,919 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,919 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,920 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,920 WARN 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 13:55:05,921 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,921 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,925 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:05,925 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:05,927 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:05,928 WARN 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 13:55:05,935 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,936 WARN 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 13:55:05,936 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,937 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:05,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,938 WARN 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 13:55:05,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,939 WARN 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 13:55:05,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,941 WARN 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 13:55:05,941 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,942 WARN 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 13:55:05,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:05,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:06,285 WARN 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 13:55:06,286 WARN 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 13:55:06,287 WARN 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 13:55:06,287 WARN 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 13:55:06,610 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 13:55:06,628 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 13:55:07,000 WARN 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 13:55:07,014 WARN 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 13:55:07,024 WARN 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 13:55:07,052 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:07,067 WARN 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 13:55:07,080 WARN 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 13:55:07,098 WARN 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 13:55:07,106 WARN 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 13:55:07,149 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,151 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,191 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,204 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,205 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,226 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:07,227 WARN 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 13:55:07,233 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,234 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,235 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,235 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,235 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,236 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,237 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,241 WARN 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 13:55:07,264 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 13:55:07,270 WARN 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 13:55:07,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:07,354 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:55:07,406 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:55:07,411 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_clean_up_harness.i[4497,4510] [2024-11-05 13:55:07,413 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_clean_up_harness.i[4557,4570] [2024-11-05 13:55:07,444 WARN 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 13:55:07,459 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:07,459 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:07,460 WARN 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 13:55:07,467 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:07,472 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,473 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,473 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,474 WARN 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 13:55:07,474 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,475 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,476 WARN 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 13:55:07,479 WARN 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 13:55:07,480 WARN 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 13:55:07,480 WARN 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 13:55:07,485 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,485 WARN 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 13:55:07,486 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,486 WARN 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 13:55:07,487 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,487 WARN 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 13:55:07,487 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,488 WARN 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 13:55:07,489 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,490 WARN 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 13:55:07,491 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,491 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:07,491 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,492 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,550 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:55:07,551 WARN 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 13:55:07,551 WARN 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 13:55:07,551 WARN 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 13:55:07,619 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 13:55:07,626 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 13:55:07,670 WARN 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 13:55:07,678 WARN 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 13:55:07,688 WARN 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 13:55:07,699 WARN 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 13:55:07,704 WARN 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 13:55:07,710 WARN 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 13:55:07,720 WARN 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 13:55:07,725 WARN 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 13:55:07,733 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,733 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,744 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,745 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,747 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,747 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,757 WARN 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 13:55:07,758 WARN 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 13:55:07,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,763 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,763 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,763 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,767 WARN 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 13:55:07,776 WARN 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 13:55:07,780 WARN 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 13:55:07,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:07,821 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:55:07,836 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_clean_up_harness.i[4497,4510] [2024-11-05 13:55:07,837 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_clean_up_harness.i[4557,4570] [2024-11-05 13:55:07,878 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,879 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,879 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,879 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,880 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:07,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7585-7596] [2024-11-05 13:55:08,015 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,016 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,025 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,026 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,028 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,028 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,041 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,041 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,042 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,042 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,042 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,043 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,043 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:55:08,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:55:08,348 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:55:08,357 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:55:08,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08 WrapperNode [2024-11-05 13:55:08,358 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:55:08,359 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:55:08,359 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:55:08,359 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:55:08,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,492 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,630 INFO L138 Inliner]: procedures = 785, calls = 2440, calls flagged for inlining = 73, calls inlined = 16, statements flattened = 712 [2024-11-05 13:55:08,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:55:08,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:55:08,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:55:08,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:55:08,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,659 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,730 INFO L175 MemorySlicer]: Split 304 memory accesses to 8 slices as follows [6, 238, 2, 37, 16, 1, 2, 2]. 78 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [5, 6, 2, 0, 0, 0, 0, 0]. The 243 writes are split as follows [0, 232, 0, 6, 2, 1, 1, 1]. [2024-11-05 13:55:08,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,783 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,819 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:55:08,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:55:08,850 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:55:08,850 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:55:08,853 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (1/1) ... [2024-11-05 13:55:08,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:55:08,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:55:08,892 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 13:55:08,897 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 13:55:08,927 INFO L130 BoogieDeclarations]: Found specification of procedure memset_override_0_impl [2024-11-05 13:55:08,929 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_override_0_impl [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:55:08,930 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:55:08,930 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:55:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:55:08,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:55:08,931 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:55:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 13:55:08,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:55:08,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:55:08,932 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:55:08,932 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:55:08,932 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:55:08,932 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:55:08,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:55:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:55:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:55:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:55:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:55:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:55:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:55:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 13:55:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-05 13:55:08,934 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:55:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 13:55:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:55:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:55:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:55:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:55:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:55:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:55:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:55:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:55:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:55:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 13:55:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-05 13:55:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-05 13:55:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:55:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:55:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:55:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:55:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:55:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:55:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:55:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:55:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:55:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:55:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 13:55:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:55:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:55:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:55:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:55:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:55:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:55:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:55:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 13:55:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:55:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-05 13:55:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:55:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:55:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:55:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:55:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 13:55:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 13:55:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 13:55:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:55:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:55:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:55:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:55:09,379 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:55:09,383 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:55:19,422 INFO L? ?]: Removed 172 outVars from TransFormulas that were not future-live. [2024-11-05 13:55:19,422 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:55:19,446 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:55:19,446 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-05 13:55:19,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:55:19 BoogieIcfgContainer [2024-11-05 13:55:19,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:55:19,449 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:55:19,449 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:55:19,453 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:55:19,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:55:04" (1/3) ... [2024-11-05 13:55:19,454 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40720464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:55:19, skipping insertion in model container [2024-11-05 13:55:19,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:55:08" (2/3) ... [2024-11-05 13:55:19,454 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40720464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:55:19, skipping insertion in model container [2024-11-05 13:55:19,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:55:19" (3/3) ... [2024-11-05 13:55:19,455 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_clean_up_harness.i [2024-11-05 13:55:19,471 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:55:19,471 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:55:19,562 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:55:19,568 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;@65c5c50d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:55:19,568 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:55:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand has 191 states, 123 states have (on average 1.1869918699186992) internal successors, (146), 124 states have internal predecessors, (146), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-05 13:55:19,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-05 13:55:19,590 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:19,592 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-05 13:55:19,592 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:19,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:19,598 INFO L85 PathProgramCache]: Analyzing trace with hash 452235427, now seen corresponding path program 1 times [2024-11-05 13:55:19,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:19,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [634385582] [2024-11-05 13:55:19,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:19,611 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:19,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:19,615 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 13:55:19,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:55:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:25,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 2541 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:55:25,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:25,600 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-05 13:55:25,600 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:29,823 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-05 13:55:29,825 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:29,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [634385582] [2024-11-05 13:55:29,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [634385582] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:55:29,826 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:55:29,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:55:29,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648765300] [2024-11-05 13:55:29,830 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:29,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:55:29,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:29,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:55:29,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:55:29,875 INFO L87 Difference]: Start difference. First operand has 191 states, 123 states have (on average 1.1869918699186992) internal successors, (146), 124 states have internal predecessors, (146), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-05 13:55:29,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:29,944 INFO L93 Difference]: Finished difference Result 377 states and 498 transitions. [2024-11-05 13:55:29,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:55:29,947 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) Word has length 130 [2024-11-05 13:55:29,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:29,961 INFO L225 Difference]: With dead ends: 377 [2024-11-05 13:55:29,961 INFO L226 Difference]: Without dead ends: 184 [2024-11-05 13:55:29,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 258 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 13:55:29,972 INFO L432 NwaCegarLoop]: 236 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, 236 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 13:55:29,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:55:29,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-05 13:55:30,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2024-11-05 13:55:30,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 117 states have (on average 1.1538461538461537) internal successors, (135), 118 states have internal predecessors, (135), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-05 13:55:30,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 228 transitions. [2024-11-05 13:55:30,052 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 228 transitions. Word has length 130 [2024-11-05 13:55:30,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:30,055 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 228 transitions. [2024-11-05 13:55:30,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-05 13:55:30,056 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 228 transitions. [2024-11-05 13:55:30,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-05 13:55:30,061 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:30,061 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-05 13:55:30,079 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:55:30,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:30,263 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:30,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:30,264 INFO L85 PathProgramCache]: Analyzing trace with hash 567633643, now seen corresponding path program 1 times [2024-11-05 13:55:30,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:30,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1688213952] [2024-11-05 13:55:30,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:30,264 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:30,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:30,266 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 13:55:30,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:55:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:35,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 2541 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:55:35,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:36,890 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-05 13:55:36,890 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:41,777 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-05 13:55:41,778 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:41,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1688213952] [2024-11-05 13:55:41,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1688213952] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:55:41,778 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:55:41,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2024-11-05 13:55:41,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590730707] [2024-11-05 13:55:41,779 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:41,782 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:55:41,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:41,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:55:41,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:55:41,784 INFO L87 Difference]: Start difference. First operand 184 states and 228 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-05 13:55:42,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:55:42,314 INFO L93 Difference]: Finished difference Result 332 states and 412 transitions. [2024-11-05 13:55:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:55:42,317 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 130 [2024-11-05 13:55:42,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:55:42,322 INFO L225 Difference]: With dead ends: 332 [2024-11-05 13:55:42,323 INFO L226 Difference]: Without dead ends: 188 [2024-11-05 13:55:42,324 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:55:42,326 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 0 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 900 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-05 13:55:42,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 900 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 13:55:42,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-11-05 13:55:42,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2024-11-05 13:55:42,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 120 states have (on average 1.15) internal successors, (138), 121 states have internal predecessors, (138), 47 states have call successors, (47), 19 states have call predecessors, (47), 20 states have return successors, (47), 47 states have call predecessors, (47), 46 states have call successors, (47) [2024-11-05 13:55:42,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 232 transitions. [2024-11-05 13:55:42,352 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 232 transitions. Word has length 130 [2024-11-05 13:55:42,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:55:42,352 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 232 transitions. [2024-11-05 13:55:42,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-05 13:55:42,353 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 232 transitions. [2024-11-05 13:55:42,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-05 13:55:42,356 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:55:42,356 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:55:42,373 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 13:55:42,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:42,558 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:55:42,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:55:42,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1355921859, now seen corresponding path program 1 times [2024-11-05 13:55:42,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:55:42,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [85439803] [2024-11-05 13:55:42,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:55:42,559 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:55:42,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:55:42,561 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:55:42,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:55:48,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:55:48,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 2521 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:55:48,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:55:49,764 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-05 13:55:49,765 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:55:57,620 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-11-05 13:55:57,621 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:55:57,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [85439803] [2024-11-05 13:55:57,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [85439803] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:55:57,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:55:57,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 13:55:57,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681632814] [2024-11-05 13:55:57,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:55:57,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:55:57,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:55:57,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:55:57,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:55:57,624 INFO L87 Difference]: Start difference. First operand 188 states and 232 transitions. Second operand has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-05 13:56:02,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:02,800 INFO L93 Difference]: Finished difference Result 332 states and 411 transitions. [2024-11-05 13:56:02,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:56:02,802 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 136 [2024-11-05 13:56:02,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:02,808 INFO L225 Difference]: With dead ends: 332 [2024-11-05 13:56:02,808 INFO L226 Difference]: Without dead ends: 188 [2024-11-05 13:56:02,809 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 263 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:56:02,810 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 0 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-05 13:56:02,811 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1021 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-05 13:56:02,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-11-05 13:56:02,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 184. [2024-11-05 13:56:02,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 117 states have (on average 1.1367521367521367) internal successors, (133), 118 states have internal predecessors, (133), 47 states have call successors, (47), 19 states have call predecessors, (47), 19 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-05 13:56:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 226 transitions. [2024-11-05 13:56:02,844 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 226 transitions. Word has length 136 [2024-11-05 13:56:02,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:02,844 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 226 transitions. [2024-11-05 13:56:02,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-05 13:56:02,845 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 226 transitions. [2024-11-05 13:56:02,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-05 13:56:02,848 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:02,848 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-05 13:56:02,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Ended with exit code 0 [2024-11-05 13:56:03,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:03,050 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:03,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:03,051 INFO L85 PathProgramCache]: Analyzing trace with hash 239357647, now seen corresponding path program 1 times [2024-11-05 13:56:03,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:03,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2030129036] [2024-11-05 13:56:03,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:03,052 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:03,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:03,053 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 13:56:03,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:56:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:08,558 INFO L255 TraceCheckSpWp]: Trace formula consists of 2612 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 13:56:08,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:10,591 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-05 13:56:10,591 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:56:17,686 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-11-05 13:56:17,687 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:56:17,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2030129036] [2024-11-05 13:56:17,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2030129036] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:56:17,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:56:17,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-05 13:56:17,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638489933] [2024-11-05 13:56:17,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:56:17,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 13:56:17,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:56:17,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 13:56:17,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:56:17,690 INFO L87 Difference]: Start difference. First operand 184 states and 226 transitions. Second operand has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-05 13:56:23,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:56:23,800 INFO L93 Difference]: Finished difference Result 318 states and 395 transitions. [2024-11-05 13:56:23,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 13:56:23,801 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 141 [2024-11-05 13:56:23,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:56:23,806 INFO L225 Difference]: With dead ends: 318 [2024-11-05 13:56:23,806 INFO L226 Difference]: Without dead ends: 187 [2024-11-05 13:56:23,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:56:23,808 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 0 mSDsluCounter, 1006 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1215 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-11-05 13:56:23,808 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1215 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2024-11-05 13:56:23,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-11-05 13:56:23,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2024-11-05 13:56:23,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 119 states have (on average 1.134453781512605) internal successors, (135), 121 states have internal predecessors, (135), 47 states have call successors, (47), 19 states have call predecessors, (47), 20 states have return successors, (49), 46 states have call predecessors, (49), 46 states have call successors, (49) [2024-11-05 13:56:23,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 231 transitions. [2024-11-05 13:56:23,830 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 231 transitions. Word has length 141 [2024-11-05 13:56:23,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:56:23,831 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 231 transitions. [2024-11-05 13:56:23,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-05 13:56:23,831 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 231 transitions. [2024-11-05 13:56:23,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-05 13:56:23,834 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:56:23,834 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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 13:56:23,864 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Ended with exit code 0 [2024-11-05 13:56:24,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:24,035 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:56:24,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:56:24,036 INFO L85 PathProgramCache]: Analyzing trace with hash 896816242, now seen corresponding path program 1 times [2024-11-05 13:56:24,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:56:24,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1462106364] [2024-11-05 13:56:24,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:56:24,036 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:56:24,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:56:24,038 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 13:56:24,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:56:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:56:29,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 2626 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-05 13:56:29,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:56:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-05 13:56:33,289 INFO L311 TraceCheckSpWp]: Computing backward predicates...