/root/.sdkman/candidates/java/11.0.12-open/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_array_list_length_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-tmp.fs.smtinterpol-bv-eval-3dddfdf-m [2024-11-15 16:03:06,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 16:03:06,618 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-15 16:03:06,624 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 16:03:06,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 16:03:06,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 16:03:06,652 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 16:03:06,653 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 16:03:06,653 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-15 16:03:06,654 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-15 16:03:06,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 16:03:06,654 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 16:03:06,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 16:03:06,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 16:03:06,657 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 16:03:06,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 16:03:06,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 16:03:06,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 16:03:06,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 16:03:06,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 16:03:06,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 16:03:06,662 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-15 16:03:06,663 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-15 16:03:06,663 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-15 16:03:06,666 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-15 16:03:06,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 16:03:06,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 16:03:06,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 16:03:06,667 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 16:03:06,667 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-15 16:03:06,667 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 16:03:06,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:03:06,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 16:03:06,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 16:03:06,668 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 16:03:06,668 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-15 16:03:06,668 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-15 16:03:06,669 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 16:03:06,669 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-15 16:03:06,670 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-15 16:03:06,685 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-15 16:03:06,686 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-15 16:03:06,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 16:03:06,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 16:03:06,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 16:03:06,944 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 16:03:06,945 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 16:03:06,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_length_harness.i [2024-11-15 16:03:08,430 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 16:03:08,860 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 16:03:08,861 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_length_harness.i [2024-11-15 16:03:08,898 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d4ef682/39cb465e81e0407a8522a19e09f322b8/FLAG28d666549 [2024-11-15 16:03:08,913 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d4ef682/39cb465e81e0407a8522a19e09f322b8 [2024-11-15 16:03:08,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 16:03:08,917 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 16:03:08,919 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 16:03:08,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 16:03:08,924 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 16:03:08,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:03:08" (1/1) ... [2024-11-15 16:03:08,925 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d87f4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:08, skipping insertion in model container [2024-11-15 16:03:08,925 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:03:08" (1/1) ... [2024-11-15 16:03:09,029 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:03:09,324 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_length_harness.i[4495,4508] [2024-11-15 16:03:09,331 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_length_harness.i[4555,4568] [2024-11-15 16:03:09,810 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,942 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,955 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,957 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,957 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,958 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,958 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,959 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,964 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,964 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,966 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,966 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,980 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,981 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,981 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,982 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,984 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,985 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,986 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,987 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:09,987 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:09,987 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,262 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,263 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,264 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,264 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,345 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,359 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,365 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,366 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,367 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,367 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,367 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,367 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,368 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,368 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,369 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,369 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,370 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,371 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,371 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,371 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,413 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:03:10,467 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-15 16:03:10,501 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:03:10,508 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_length_harness.i[4495,4508] [2024-11-15 16:03:10,509 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_length_harness.i[4555,4568] [2024-11-15 16:03:10,535 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,562 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,562 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,562 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,569 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,570 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,570 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,570 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,571 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,571 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,574 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,576 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,576 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,577 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,578 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,581 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,581 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,582 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,582 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,583 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,584 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,584 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,628 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,630 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,645 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,651 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,660 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,663 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,666 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,667 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,667 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,667 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,667 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,668 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,668 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,668 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,669 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,669 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,669 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,673 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,674 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,735 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:03:10,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:03:10,762 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 16:03:10,778 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_length_harness.i[4495,4508] [2024-11-15 16:03:10,778 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_length_harness.i[4555,4568] [2024-11-15 16:03:10,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,839 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,839 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,910 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,914 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:03:10,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7747-7758] [2024-11-15 16:03:10,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:03:11,140 INFO L204 MainTranslator]: Completed translation [2024-11-15 16:03:11,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11 WrapperNode [2024-11-15 16:03:11,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 16:03:11,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 16:03:11,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 16:03:11,142 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 16:03:11,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,296 INFO L138 Inliner]: procedures = 699, calls = 1677, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 591 [2024-11-15 16:03:11,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 16:03:11,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 16:03:11,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 16:03:11,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 16:03:11,309 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,322 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,431 INFO L175 MemorySlicer]: Split 303 memory accesses to 6 slices as follows [2, 238, 47, 7, 3, 6]. 79 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [2, 6, 10, 5, 1, 0]. The 238 writes are split as follows [0, 232, 3, 0, 1, 2]. [2024-11-15 16:03:11,431 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,537 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 16:03:11,540 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 16:03:11,540 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 16:03:11,540 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 16:03:11,541 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (1/1) ... [2024-11-15 16:03:11,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:03:11,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:03:11,576 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) [2024-11-15 16:03:11,582 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 [2024-11-15 16:03:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-15 16:03:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-15 16:03:11,631 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-15 16:03:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-15 16:03:11,631 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-15 16:03:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-15 16:03:11,631 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-15 16:03:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-15 16:03:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-15 16:03:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-15 16:03:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-15 16:03:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-15 16:03:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-15 16:03:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-15 16:03:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-15 16:03:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-15 16:03:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-15 16:03:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-15 16:03:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-15 16:03:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-15 16:03:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-15 16:03:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-15 16:03:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-15 16:03:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-15 16:03:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-15 16:03:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-15 16:03:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-15 16:03:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-15 16:03:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-15 16:03:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 16:03:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 16:03:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-15 16:03:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-15 16:03:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-15 16:03:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-15 16:03:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-15 16:03:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-15 16:03:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 16:03:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 16:03:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-15 16:03:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-15 16:03:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-15 16:03:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-15 16:03:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-15 16:03:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-15 16:03:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-15 16:03:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-15 16:03:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-15 16:03:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-15 16:03:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-15 16:03:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-15 16:03:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-15 16:03:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-15 16:03:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-15 16:03:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-15 16:03:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-15 16:03:11,640 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-15 16:03:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-15 16:03:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-15 16:03:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-15 16:03:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-15 16:03:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-15 16:03:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-15 16:03:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-15 16:03:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-15 16:03:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-15 16:03:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-15 16:03:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-15 16:03:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-15 16:03:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-15 16:03:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-15 16:03:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-15 16:03:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-15 16:03:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-15 16:03:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-15 16:03:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-15 16:03:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-15 16:03:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-15 16:03:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-15 16:03:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-15 16:03:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-15 16:03:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-15 16:03:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-15 16:03:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-15 16:03:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-15 16:03:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-15 16:03:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-15 16:03:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-15 16:03:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-15 16:03:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-15 16:03:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-15 16:03:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-15 16:03:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-15 16:03:11,646 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-15 16:03:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-15 16:03:11,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-15 16:03:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-15 16:03:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-15 16:03:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-15 16:03:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-15 16:03:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-15 16:03:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-15 16:03:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-15 16:03:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-15 16:03:12,039 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 16:03:12,043 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 16:03:20,398 INFO L? ?]: Removed 108 outVars from TransFormulas that were not future-live. [2024-11-15 16:03:20,399 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 16:03:20,412 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 16:03:20,413 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-15 16:03:20,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:03:20 BoogieIcfgContainer [2024-11-15 16:03:20,413 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 16:03:20,416 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 16:03:20,416 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 16:03:20,420 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 16:03:20,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 04:03:08" (1/3) ... [2024-11-15 16:03:20,420 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a0730db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:03:20, skipping insertion in model container [2024-11-15 16:03:20,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:03:11" (2/3) ... [2024-11-15 16:03:20,421 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a0730db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:03:20, skipping insertion in model container [2024-11-15 16:03:20,421 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:03:20" (3/3) ... [2024-11-15 16:03:20,422 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_length_harness.i [2024-11-15 16:03:20,438 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 16:03:20,438 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-15 16:03:20,527 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-15 16:03:20,536 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;@28967d75, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 16:03:20,536 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 16:03:20,543 INFO L276 IsEmpty]: Start isEmpty. Operand has 123 states, 78 states have (on average 1.205128205128205) internal successors, (94), 79 states have internal predecessors, (94), 30 states have call successors, (30), 13 states have call predecessors, (30), 13 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-15 16:03:20,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-15 16:03:20,552 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:03:20,553 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:03:20,553 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:03:20,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:03:20,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1876716262, now seen corresponding path program 1 times [2024-11-15 16:03:20,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:03:20,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321272259] [2024-11-15 16:03:20,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:03:20,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:03:26,374 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:03:26,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [806401247] [2024-11-15 16:03:26,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:03:26,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:03:26,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:03:26,377 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 16:03:26,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-15 16:03:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:03:32,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 2377 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-15 16:03:32,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:03:32,326 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-15 16:03:32,327 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:03:32,327 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:03:32,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321272259] [2024-11-15 16:03:32,327 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:03:32,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806401247] [2024-11-15 16:03:32,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806401247] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:03:32,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:03:32,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 16:03:32,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50798084] [2024-11-15 16:03:32,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:03:32,334 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 16:03:32,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:03:32,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 16:03:32,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 16:03:32,353 INFO L87 Difference]: Start difference. First operand has 123 states, 78 states have (on average 1.205128205128205) internal successors, (94), 79 states have internal predecessors, (94), 30 states have call successors, (30), 13 states have call predecessors, (30), 13 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:03:32,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:03:32,384 INFO L93 Difference]: Finished difference Result 239 states and 319 transitions. [2024-11-15 16:03:32,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 16:03:32,386 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 71 [2024-11-15 16:03:32,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:03:32,394 INFO L225 Difference]: With dead ends: 239 [2024-11-15 16:03:32,394 INFO L226 Difference]: Without dead ends: 114 [2024-11-15 16:03:32,399 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 16:03:32,405 INFO L432 NwaCegarLoop]: 152 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, 152 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 [2024-11-15 16:03:32,405 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-15 16:03:32,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-15 16:03:32,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2024-11-15 16:03:32,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 71 states have (on average 1.1549295774647887) internal successors, (82), 72 states have internal predecessors, (82), 30 states have call successors, (30), 13 states have call predecessors, (30), 12 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-15 16:03:32,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 140 transitions. [2024-11-15 16:03:32,469 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 140 transitions. Word has length 71 [2024-11-15 16:03:32,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:03:32,470 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 140 transitions. [2024-11-15 16:03:32,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:03:32,472 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 140 transitions. [2024-11-15 16:03:32,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-15 16:03:32,476 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:03:32,477 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:03:32,525 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-15 16:03:32,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-15 16:03:32,678 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:03:32,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:03:32,679 INFO L85 PathProgramCache]: Analyzing trace with hash 879930080, now seen corresponding path program 1 times [2024-11-15 16:03:32,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:03:32,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812655871] [2024-11-15 16:03:32,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:03:32,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:03:37,529 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:03:37,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [800761364] [2024-11-15 16:03:37,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:03:37,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:03:37,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:03:37,534 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 16:03:37,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-15 16:03:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:03:43,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 2377 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:03:43,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:03:44,844 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-15 16:03:44,844 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:03:44,844 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:03:44,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812655871] [2024-11-15 16:03:44,845 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:03:44,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [800761364] [2024-11-15 16:03:44,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [800761364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:03:44,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:03:44,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 16:03:44,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423732029] [2024-11-15 16:03:44,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:03:44,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 16:03:44,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:03:44,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 16:03:44,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:03:44,848 INFO L87 Difference]: Start difference. First operand 114 states and 140 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-15 16:03:46,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:03:46,995 INFO L93 Difference]: Finished difference Result 193 states and 240 transitions. [2024-11-15 16:03:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 16:03:46,996 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 71 [2024-11-15 16:03:46,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:03:46,999 INFO L225 Difference]: With dead ends: 193 [2024-11-15 16:03:46,999 INFO L226 Difference]: Without dead ends: 116 [2024-11-15 16:03:47,000 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:03:47,001 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 25 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-15 16:03:47,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 470 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-15 16:03:47,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-15 16:03:47,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-11-15 16:03:47,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 72 states have (on average 1.1527777777777777) internal successors, (83), 74 states have internal predecessors, (83), 30 states have call successors, (30), 13 states have call predecessors, (30), 13 states have return successors, (30), 28 states have call predecessors, (30), 28 states have call successors, (30) [2024-11-15 16:03:47,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 143 transitions. [2024-11-15 16:03:47,018 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 143 transitions. Word has length 71 [2024-11-15 16:03:47,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:03:47,018 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 143 transitions. [2024-11-15 16:03:47,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-15 16:03:47,019 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 143 transitions. [2024-11-15 16:03:47,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-15 16:03:47,021 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:03:47,021 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 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] [2024-11-15 16:03:47,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-15 16:03:47,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-15 16:03:47,222 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:03:47,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:03:47,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1619368212, now seen corresponding path program 1 times [2024-11-15 16:03:47,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:03:47,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196158452] [2024-11-15 16:03:47,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:03:47,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:03:51,527 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:03:51,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [649903141] [2024-11-15 16:03:51,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:03:51,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:03:51,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:03:51,529 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 16:03:51,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-15 16:03:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:03:57,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 2477 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-15 16:03:57,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:04:00,805 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-15 16:04:00,805 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:04:00,806 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:04:00,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196158452] [2024-11-15 16:04:00,806 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:04:00,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649903141] [2024-11-15 16:04:00,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649903141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:04:00,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:04:00,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-15 16:04:00,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532378453] [2024-11-15 16:04:00,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:04:00,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-15 16:04:00,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:04:00,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-15 16:04:00,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-15 16:04:00,808 INFO L87 Difference]: Start difference. First operand 116 states and 143 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (13), 4 states have call predecessors, (13), 4 states have call successors, (13) [2024-11-15 16:04:04,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:04:04,659 INFO L93 Difference]: Finished difference Result 182 states and 221 transitions. [2024-11-15 16:04:04,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 16:04:04,660 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (13), 4 states have call predecessors, (13), 4 states have call successors, (13) Word has length 86 [2024-11-15 16:04:04,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:04:04,662 INFO L225 Difference]: With dead ends: 182 [2024-11-15 16:04:04,662 INFO L226 Difference]: Without dead ends: 114 [2024-11-15 16:04:04,663 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-15 16:04:04,663 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 33 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 698 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-15 16:04:04,664 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 698 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-15 16:04:04,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-15 16:04:04,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2024-11-15 16:04:04,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 71 states have (on average 1.1408450704225352) internal successors, (81), 72 states have internal predecessors, (81), 30 states have call successors, (30), 13 states have call predecessors, (30), 12 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-15 16:04:04,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 139 transitions. [2024-11-15 16:04:04,675 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 139 transitions. Word has length 86 [2024-11-15 16:04:04,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:04:04,675 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 139 transitions. [2024-11-15 16:04:04,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (13), 4 states have call predecessors, (13), 4 states have call successors, (13) [2024-11-15 16:04:04,676 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 139 transitions. [2024-11-15 16:04:04,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-15 16:04:04,677 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:04:04,677 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:04:04,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-15 16:04:04,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:04:04,879 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:04:04,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:04:04,879 INFO L85 PathProgramCache]: Analyzing trace with hash 626282708, now seen corresponding path program 1 times [2024-11-15 16:04:04,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:04:04,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636118840] [2024-11-15 16:04:04,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:04:04,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:04:09,158 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:04:09,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1834809160] [2024-11-15 16:04:09,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:04:09,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:04:09,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:04:09,161 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 16:04:09,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-15 16:04:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:04:16,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 2677 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-11-15 16:04:16,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:04:25,298 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-15 16:04:25,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 65 treesize of output 74