/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_callback_string_eq_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:53:14,679 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:53:14,750 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 13:53:14,755 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:53:14,756 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:53:14,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:53:14,790 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:53:14,790 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:53:14,791 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:53:14,791 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:53:14,791 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:53:14,792 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:53:14,793 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:53:14,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:53:14,797 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:53:14,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:53:14,798 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:53:14,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:53:14,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:53:14,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:53:14,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:53:14,801 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:53:14,801 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:53:14,801 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:53:14,801 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:53:14,802 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:53:14,802 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:53:14,802 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:53:14,802 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:53:14,802 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:53:14,803 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:53:14,803 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:53:14,803 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:53:14,803 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:53:14,804 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:53:14,804 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:53:14,805 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:53:14,806 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:53:14,806 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:53:14,806 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:53:14,806 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:53:14,807 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:53:15,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:53:15,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:53:15,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:53:15,075 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:53:15,076 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:53:15,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness.i [2024-11-05 13:53:16,501 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:53:16,990 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:53:16,992 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness.i [2024-11-05 13:53:17,038 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc1ae97b4/6d5375e5763c415499f3a54392500665/FLAG9e863f5b8 [2024-11-05 13:53:17,071 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc1ae97b4/6d5375e5763c415499f3a54392500665 [2024-11-05 13:53:17,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:53:17,076 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:53:17,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:53:17,077 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:53:17,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:53:17,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:53:17" (1/1) ... [2024-11-05 13:53:17,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71ab49f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:17, skipping insertion in model container [2024-11-05 13:53:17,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:53:17" (1/1) ... [2024-11-05 13:53:17,210 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:53:17,555 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_callback_string_eq_harness.i[4501,4514] [2024-11-05 13:53:17,567 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_callback_string_eq_harness.i[4561,4574] [2024-11-05 13:53:18,756 WARN 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 13:53:18,875 WARN 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 13:53:18,876 WARN 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 13:53:18,876 WARN 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 13:53:18,892 WARN 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 13:53:18,895 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:18,896 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:18,896 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:18,897 WARN 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 13:53:18,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:18,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:18,901 WARN 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 13:53:18,901 WARN 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 13:53:18,903 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:18,903 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:18,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:18,911 WARN 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 13:53:18,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:18,912 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:18,913 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:18,913 WARN 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 13:53:18,914 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:18,914 WARN 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 13:53:19,346 WARN 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 13:53:19,346 WARN 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 13:53:19,347 WARN 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 13:53:19,347 WARN 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 13:53:19,495 WARN 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 13:53:19,521 WARN 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 13:53:19,524 WARN 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 13:53:19,529 WARN 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 13:53:19,608 WARN 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 13:53:19,609 WARN 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 13:53:19,615 WARN 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 13:53:19,615 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,616 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,773 WARN 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 13:53:19,780 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 13:53:19,787 WARN 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 13:53:19,801 WARN 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 13:53:19,807 WARN 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 13:53:19,845 WARN 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 13:53:19,872 WARN 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 13:53:19,882 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 13:53:19,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,918 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,943 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,970 WARN 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 13:53:19,971 WARN 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 13:53:19,976 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,979 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,980 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:19,982 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:19,997 WARN 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 13:53:20,000 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 13:53:20,013 WARN 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 13:53:20,018 WARN 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 13:53:20,019 WARN 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 13:53:20,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:20,099 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:53:20,150 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:53:20,156 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_callback_string_eq_harness.i[4501,4514] [2024-11-05 13:53:20,157 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_callback_string_eq_harness.i[4561,4574] [2024-11-05 13:53:20,180 WARN 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 13:53:20,195 WARN 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 13:53:20,196 WARN 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 13:53:20,196 WARN 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 13:53:20,198 WARN 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 13:53:20,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,199 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,206 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,206 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,207 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,207 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,209 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,210 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,210 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,210 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,211 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,211 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,211 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,213 WARN 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 13:53:20,253 WARN 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 13:53:20,254 WARN 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 13:53:20,254 WARN 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 13:53:20,254 WARN 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 13:53:20,278 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,285 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 13:53:20,287 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 13:53:20,290 WARN 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 13:53:20,316 WARN 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 13:53:20,317 WARN 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 13:53:20,318 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,345 WARN 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 13:53:20,351 WARN 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 13:53:20,359 WARN 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 13:53:20,365 WARN 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 13:53:20,369 WARN 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 13:53:20,378 WARN 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 13:53:20,384 WARN 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 13:53:20,389 WARN 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 13:53:20,396 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,397 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,404 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,405 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,408 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,408 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,413 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,414 WARN 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 13:53:20,415 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,416 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,422 WARN 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 13:53:20,432 WARN 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 13:53:20,434 WARN 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 13:53:20,444 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 13:53:20,450 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,450 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:53:20,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:20,496 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:53:20,513 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_callback_string_eq_harness.i[4501,4514] [2024-11-05 13:53:20,513 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_callback_string_eq_harness.i[4561,4574] [2024-11-05 13:53:20,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,566 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,567 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,569 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,570 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8255] [2024-11-05 13:53:20,676 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,676 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,743 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,744 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,752 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,753 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,763 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,763 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:53:20,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:53:21,071 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:53:21,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21 WrapperNode [2024-11-05 13:53:21,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:53:21,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:53:21,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:53:21,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:53:21,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,274 INFO L138 Inliner]: procedures = 778, calls = 3256, calls flagged for inlining = 79, calls inlined = 7, statements flattened = 404 [2024-11-05 13:53:21,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:53:21,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:53:21,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:53:21,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:53:21,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,346 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,387 INFO L175 MemorySlicer]: Split 277 memory accesses to 4 slices as follows [2, 5, 257, 13]. 93 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 5, 0, 0]. The 260 writes are split as follows [0, 0, 257, 3]. [2024-11-05 13:53:21,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,435 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,443 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:53:21,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:53:21,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:53:21,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:53:21,462 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (1/1) ... [2024-11-05 13:53:21,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:53:21,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:53:21,500 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 13:53:21,502 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 13:53:21,528 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-05 13:53:21,529 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-05 13:53:21,529 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-05 13:53:21,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-05 13:53:21,529 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:53:21,529 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:53:21,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:53:21,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:53:21,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:53:21,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:53:21,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:53:21,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:53:21,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:53:21,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:53:21,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:53:21,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:53:21,531 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:53:21,531 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:53:21,531 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-05 13:53:21,531 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-05 13:53:21,531 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:53:21,532 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:53:21,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 13:53:21,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 13:53:21,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 13:53:21,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 13:53:21,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:53:21,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:53:21,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:53:21,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:53:21,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:53:21,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:53:21,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:53:21,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:53:21,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:53:21,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:53:21,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:53:21,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:53:21,533 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:53:21,533 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:53:21,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:53:21,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:53:21,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:53:21,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:53:21,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 13:53:21,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 13:53:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 13:53:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 13:53:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:53:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:53:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:53:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:53:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 13:53:21,535 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 13:53:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2024-11-05 13:53:21,536 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2024-11-05 13:53:21,865 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:53:21,868 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:53:30,781 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !true; [2024-11-05 13:53:31,029 INFO L? ?]: Removed 82 outVars from TransFormulas that were not future-live. [2024-11-05 13:53:31,030 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:53:31,042 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:53:31,042 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-05 13:53:31,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:53:31 BoogieIcfgContainer [2024-11-05 13:53:31,043 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:53:31,045 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:53:31,045 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:53:31,048 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:53:31,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:53:17" (1/3) ... [2024-11-05 13:53:31,048 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15c39755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:53:31, skipping insertion in model container [2024-11-05 13:53:31,049 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:53:21" (2/3) ... [2024-11-05 13:53:31,049 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15c39755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:53:31, skipping insertion in model container [2024-11-05 13:53:31,049 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:53:31" (3/3) ... [2024-11-05 13:53:31,050 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_string_eq_harness.i [2024-11-05 13:53:31,066 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:53:31,066 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:53:31,129 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:53:31,134 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;@2aa81158, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:53:31,135 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:53:31,138 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 71 states have internal predecessors, (87), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-05 13:53:31,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-05 13:53:31,148 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:53:31,149 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-11-05 13:53:31,149 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:53:31,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:53:31,154 INFO L85 PathProgramCache]: Analyzing trace with hash 436511225, now seen corresponding path program 1 times [2024-11-05 13:53:31,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:53:31,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [769535126] [2024-11-05 13:53:31,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:53:31,164 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:53:31,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:53:31,166 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 13:53:31,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:54:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:54:17,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 2060 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:54:17,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:54:17,644 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-05 13:54:17,645 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:54:21,858 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-05 13:54:21,859 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:54:21,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [769535126] [2024-11-05 13:54:21,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [769535126] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:54:21,860 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:54:21,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:54:21,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839664014] [2024-11-05 13:54:21,862 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:54:21,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:54:21,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:54:21,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:54:21,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:54:21,898 INFO L87 Difference]: Start difference. First operand has 110 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 71 states have internal predecessors, (87), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-05 13:54:21,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:54:21,929 INFO L93 Difference]: Finished difference Result 217 states and 299 transitions. [2024-11-05 13:54:21,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:54:21,932 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 93 [2024-11-05 13:54:21,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:54:21,940 INFO L225 Difference]: With dead ends: 217 [2024-11-05 13:54:21,941 INFO L226 Difference]: Without dead ends: 104 [2024-11-05 13:54:21,945 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 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 13:54:21,948 INFO L432 NwaCegarLoop]: 140 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, 140 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 13:54:21,949 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:54:21,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-05 13:54:21,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-11-05 13:54:21,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-05 13:54:22,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 132 transitions. [2024-11-05 13:54:22,009 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 132 transitions. Word has length 93 [2024-11-05 13:54:22,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:54:22,011 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 132 transitions. [2024-11-05 13:54:22,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-05 13:54:22,014 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2024-11-05 13:54:22,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-05 13:54:22,019 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:54:22,020 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-11-05 13:54:22,035 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:54:22,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:22,227 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:54:22,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:54:22,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1648273971, now seen corresponding path program 1 times [2024-11-05 13:54:22,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:54:22,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1088903130] [2024-11-05 13:54:22,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:54:22,228 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:54:22,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:54:22,231 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 13:54:22,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process