/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_array_list_copy_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:34:07,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:34:07,764 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 13:34:07,770 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:34:07,771 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:34:07,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:34:07,802 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:34:07,803 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:34:07,803 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:34:07,804 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:34:07,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:34:07,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:34:07,806 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:34:07,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:34:07,807 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:34:07,807 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:34:07,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:34:07,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:34:07,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:34:07,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:34:07,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:34:07,813 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:34:07,813 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:34:07,813 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:34:07,813 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:34:07,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:34:07,814 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:34:07,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:34:07,814 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:34:07,814 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:34:07,814 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:34:07,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:34:07,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:34:07,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:34:07,815 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:34:07,815 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:34:07,816 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:34:07,816 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:34:07,818 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:34:07,818 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:34:07,818 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:34:07,819 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:34:08,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:34:08,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:34:08,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:34:08,112 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:34:08,112 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:34:08,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_copy_harness_negated.i [2024-11-05 13:34:09,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:34:09,991 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:34:09,992 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_copy_harness_negated.i [2024-11-05 13:34:10,033 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b95f240ea/0d0b79a68c4544bfbca9845994cc32e3/FLAG0f594fdf2 [2024-11-05 13:34:10,050 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b95f240ea/0d0b79a68c4544bfbca9845994cc32e3 [2024-11-05 13:34:10,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:34:10,054 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:34:10,055 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:34:10,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:34:10,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:34:10,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:34:10" (1/1) ... [2024-11-05 13:34:10,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2a445e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:10, skipping insertion in model container [2024-11-05 13:34:10,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:34:10" (1/1) ... [2024-11-05 13:34:10,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:34:10,412 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_array_list_copy_harness_negated.i[4493,4506] [2024-11-05 13:34:10,420 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_array_list_copy_harness_negated.i[4553,4566] [2024-11-05 13:34:10,960 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,092 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,092 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,093 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,101 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,102 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,102 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,103 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,103 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,104 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,104 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,109 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,109 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,111 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,114 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,121 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,122 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,122 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,123 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,146 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,147 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,149 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,149 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,150 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,151 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,151 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,152 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,153 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,153 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,445 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,445 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,446 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,446 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,542 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,553 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,553 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,554 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,554 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,555 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,555 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,556 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,569 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,579 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,579 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,582 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,584 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,585 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,585 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,585 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:34:11,691 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:34:11,741 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:34:11,752 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_array_list_copy_harness_negated.i[4493,4506] [2024-11-05 13:34:11,752 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_array_list_copy_harness_negated.i[4553,4566] [2024-11-05 13:34:11,784 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,813 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,813 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,814 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,821 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,822 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,822 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,822 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,823 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,823 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,824 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,830 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,831 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,833 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,833 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,842 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,842 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,845 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,845 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 13:34:11,846 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,846 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,847 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,848 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,848 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,848 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,848 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,849 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,903 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 13:34:11,904 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,904 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,904 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,929 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,938 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 13:34:11,939 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 13:34:11,939 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 13:34:11,939 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 13:34:11,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,944 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,945 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,950 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:11,956 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,957 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,957 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,957 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,958 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,958 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,958 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,958 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,959 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,962 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,962 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,963 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,963 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,963 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:34:11,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:34:12,022 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:34:12,041 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_array_list_copy_harness_negated.i[4493,4506] [2024-11-05 13:34:12,042 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_array_list_copy_harness_negated.i[4553,4566] [2024-11-05 13:34:12,097 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,097 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,098 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,098 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,099 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,106 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,107 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,108 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,108 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,109 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,110 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,110 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,111 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,179 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,180 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,181 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,189 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:34:12,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7743-7754] [2024-11-05 13:34:12,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:34:12,429 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:34:12,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12 WrapperNode [2024-11-05 13:34:12,430 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:34:12,431 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:34:12,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:34:12,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:34:12,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,522 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,642 INFO L138 Inliner]: procedures = 700, calls = 1678, calls flagged for inlining = 52, calls inlined = 7, statements flattened = 714 [2024-11-05 13:34:12,643 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:34:12,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:34:12,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:34:12,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:34:12,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,664 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,740 INFO L175 MemorySlicer]: Split 313 memory accesses to 5 slices as follows [238, 2, 9, 57, 7]. 76 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [6, 2, 1, 10, 5]. The 241 writes are split as follows [232, 0, 1, 7, 1]. [2024-11-05 13:34:12,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,776 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,778 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:34:12,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:34:12,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:34:12,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:34:12,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (1/1) ... [2024-11-05 13:34:12,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:34:12,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:34:12,843 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 13:34:12,846 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 13:34:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:34:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-05 13:34:12,869 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-05 13:34:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-05 13:34:12,869 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-05 13:34:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:34:12,869 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:34:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:34:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:34:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:34:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:34:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:34:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:34:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:34:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:34:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:34:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:34:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 13:34:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 13:34:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 13:34:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 13:34:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 13:34:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-05 13:34:12,871 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-05 13:34:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:34:12,871 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:34:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:34:12,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:34:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:34:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:34:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:34:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:34:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:34:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:34:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:34:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-05 13:34:12,872 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-05 13:34:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:34:12,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:34:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:34:12,872 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:34:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:34:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:34:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:34:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:34:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:34:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:34:12,874 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:34:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:34:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:34:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:34:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:34:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:34:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-05 13:34:12,875 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-05 13:34:12,875 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-05 13:34:12,875 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-05 13:34:12,875 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:34:12,875 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:34:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-05 13:34:12,876 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-05 13:34:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-05 13:34:12,876 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-05 13:34:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:34:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:34:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:34:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 13:34:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 13:34:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:34:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:34:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:34:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:34:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:34:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 13:34:12,879 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 13:34:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:34:12,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:34:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:34:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:34:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:34:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:34:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:34:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-05 13:34:12,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-05 13:34:13,191 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:34:13,193 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:34:26,838 INFO L? ?]: Removed 95 outVars from TransFormulas that were not future-live. [2024-11-05 13:34:26,839 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:34:26,863 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:34:26,863 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-05 13:34:26,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:34:26 BoogieIcfgContainer [2024-11-05 13:34:26,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:34:26,866 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:34:26,866 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:34:26,870 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:34:26,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:34:10" (1/3) ... [2024-11-05 13:34:26,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3090a516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:34:26, skipping insertion in model container [2024-11-05 13:34:26,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:34:12" (2/3) ... [2024-11-05 13:34:26,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3090a516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:34:26, skipping insertion in model container [2024-11-05 13:34:26,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:34:26" (3/3) ... [2024-11-05 13:34:26,873 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_copy_harness_negated.i [2024-11-05 13:34:26,891 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:34:26,891 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:34:26,975 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:34:26,982 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;@5f53d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:34:26,982 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:34:26,990 INFO L276 IsEmpty]: Start isEmpty. Operand has 208 states, 118 states have (on average 1.1864406779661016) internal successors, (140), 119 states have internal predecessors, (140), 71 states have call successors, (71), 17 states have call predecessors, (71), 17 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-05 13:34:27,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-05 13:34:27,008 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:34:27,010 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:34:27,010 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:34:27,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:34:27,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1662380414, now seen corresponding path program 1 times [2024-11-05 13:34:27,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:34:27,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [733204577] [2024-11-05 13:34:27,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:34:27,030 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:34:27,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:27,032 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 13:34:27,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:34:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:34:33,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 2583 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:34:33,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:34:33,534 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2024-11-05 13:34:33,534 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:34:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-05 13:34:39,294 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:34:39,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [733204577] [2024-11-05 13:34:39,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [733204577] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:34:39,295 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:34:39,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:34:39,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542872603] [2024-11-05 13:34:39,297 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:34:39,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:34:39,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:34:39,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:34:39,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:34:39,342 INFO L87 Difference]: Start difference. First operand has 208 states, 118 states have (on average 1.1864406779661016) internal successors, (140), 119 states have internal predecessors, (140), 71 states have call successors, (71), 17 states have call predecessors, (71), 17 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-05 13:34:39,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:34:39,409 INFO L93 Difference]: Finished difference Result 412 states and 601 transitions. [2024-11-05 13:34:39,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:34:39,411 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 144 [2024-11-05 13:34:39,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:34:39,428 INFO L225 Difference]: With dead ends: 412 [2024-11-05 13:34:39,428 INFO L226 Difference]: Without dead ends: 203 [2024-11-05 13:34:39,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 286 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 13:34:39,441 INFO L432 NwaCegarLoop]: 280 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, 280 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 13:34:39,442 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:34:39,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2024-11-05 13:34:39,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2024-11-05 13:34:39,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 114 states have (on average 1.1754385964912282) internal successors, (134), 115 states have internal predecessors, (134), 71 states have call successors, (71), 17 states have call predecessors, (71), 17 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-05 13:34:39,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 275 transitions. [2024-11-05 13:34:39,498 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 275 transitions. Word has length 144 [2024-11-05 13:34:39,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:34:39,500 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 275 transitions. [2024-11-05 13:34:39,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-05 13:34:39,501 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 275 transitions. [2024-11-05 13:34:39,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-05 13:34:39,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:34:39,505 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:34:39,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:34:39,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:39,706 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:34:39,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:34:39,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1772024658, now seen corresponding path program 1 times [2024-11-05 13:34:39,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:34:39,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2031284587] [2024-11-05 13:34:39,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:34:39,707 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:34:39,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:39,709 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 13:34:39,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:34:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:34:45,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 2583 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:34:45,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:34:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-05 13:34:47,707 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:34:55,717 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 6 proven. 35 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-05 13:34:55,718 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:34:55,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2031284587] [2024-11-05 13:34:55,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2031284587] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:34:55,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:34:55,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-05 13:34:55,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061515265] [2024-11-05 13:34:55,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:34:55,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:34:55,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:34:55,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:34:55,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:34:55,722 INFO L87 Difference]: Start difference. First operand 203 states and 275 transitions. Second operand has 6 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-05 13:35:03,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:35:03,167 INFO L93 Difference]: Finished difference Result 401 states and 554 transitions. [2024-11-05 13:35:03,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:35:03,168 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 144 [2024-11-05 13:35:03,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:35:03,173 INFO L225 Difference]: With dead ends: 401 [2024-11-05 13:35:03,174 INFO L226 Difference]: Without dead ends: 205 [2024-11-05 13:35:03,178 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:35:03,179 INFO L432 NwaCegarLoop]: 254 mSDtfsCounter, 0 mSDsluCounter, 969 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1223 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-11-05 13:35:03,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1223 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2024-11-05 13:35:03,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-05 13:35:03,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2024-11-05 13:35:03,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 115 states have (on average 1.173913043478261) internal successors, (135), 117 states have internal predecessors, (135), 71 states have call successors, (71), 17 states have call predecessors, (71), 18 states have return successors, (83), 70 states have call predecessors, (83), 70 states have call successors, (83) [2024-11-05 13:35:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 289 transitions. [2024-11-05 13:35:03,223 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 289 transitions. Word has length 144 [2024-11-05 13:35:03,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:35:03,228 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 289 transitions. [2024-11-05 13:35:03,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-05 13:35:03,228 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 289 transitions. [2024-11-05 13:35:03,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-05 13:35:03,235 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:35:03,236 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:35:03,255 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Ended with exit code 0 [2024-11-05 13:35:03,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:35:03,437 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:35:03,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:35:03,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1145355225, now seen corresponding path program 1 times [2024-11-05 13:35:03,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:35:03,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [840671556] [2024-11-05 13:35:03,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:35:03,438 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:35:03,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:35:03,440 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 13:35:03,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:35:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:35:08,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 2683 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:35:08,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:35:10,746 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-05 13:35:10,747 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:35:19,347 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 17 proven. 24 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-11-05 13:35:19,348 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:35:19,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [840671556] [2024-11-05 13:35:19,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [840671556] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:35:19,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:35:19,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-05 13:35:19,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133931618] [2024-11-05 13:35:19,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:35:19,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:35:19,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:35:19,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:35:19,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:35:19,351 INFO L87 Difference]: Start difference. First operand 205 states and 289 transitions. Second operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-05 13:35:25,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:35:25,610 INFO L93 Difference]: Finished difference Result 377 states and 529 transitions. [2024-11-05 13:35:25,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:35:25,611 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 159 [2024-11-05 13:35:25,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:35:25,614 INFO L225 Difference]: With dead ends: 377 [2024-11-05 13:35:25,614 INFO L226 Difference]: Without dead ends: 205 [2024-11-05 13:35:25,615 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 311 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:35:25,616 INFO L432 NwaCegarLoop]: 254 mSDtfsCounter, 0 mSDsluCounter, 969 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1223 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2024-11-05 13:35:25,616 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1223 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2024-11-05 13:35:25,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-05 13:35:25,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2024-11-05 13:35:25,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 115 states have (on average 1.173913043478261) internal successors, (135), 117 states have internal predecessors, (135), 71 states have call successors, (71), 17 states have call predecessors, (71), 18 states have return successors, (82), 70 states have call predecessors, (82), 70 states have call successors, (82) [2024-11-05 13:35:25,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 288 transitions. [2024-11-05 13:35:25,637 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 288 transitions. Word has length 159 [2024-11-05 13:35:25,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:35:25,638 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 288 transitions. [2024-11-05 13:35:25,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-05 13:35:25,638 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 288 transitions. [2024-11-05 13:35:25,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-05 13:35:25,641 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:35:25,641 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-05 13:35:25,656 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Ended with exit code 0 [2024-11-05 13:35:25,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:35:25,842 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:35:25,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:35:25,843 INFO L85 PathProgramCache]: Analyzing trace with hash -47286792, now seen corresponding path program 2 times [2024-11-05 13:35:25,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:35:25,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1365232713] [2024-11-05 13:35:25,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:35:25,843 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:35:25,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:35:25,845 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 13:35:25,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:35:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:35:31,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 2783 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:35:31,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:35:32,858 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-05 13:35:32,859 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:35:41,847 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 34 proven. 7 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2024-11-05 13:35:41,848 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:35:41,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1365232713] [2024-11-05 13:35:41,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1365232713] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:35:41,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:35:41,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-05 13:35:41,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492167791] [2024-11-05 13:35:41,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:35:41,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:35:41,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:35:41,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:35:41,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:35:41,850 INFO L87 Difference]: Start difference. First operand 205 states and 288 transitions. Second operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25)