/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy WOLF -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 04:56:23,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 04:56:23,633 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 04:56:23,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 04:56:23,638 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 04:56:23,670 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 04:56:23,670 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 04:56:23,671 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 04:56:23,671 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 04:56:23,672 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 04:56:23,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 04:56:23,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 04:56:23,674 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 04:56:23,674 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 04:56:23,674 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 04:56:23,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 04:56:23,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 04:56:23,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 04:56:23,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 04:56:23,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 04:56:23,676 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 04:56:23,679 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 04:56:23,680 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 04:56:23,680 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 04:56:23,680 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 04:56:23,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 04:56:23,681 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 04:56:23,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 04:56:23,681 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 04:56:23,681 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 04:56:23,682 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 04:56:23,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 04:56:23,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 04:56:23,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 04:56:23,683 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 04:56:23,686 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 04:56:23,686 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 04:56:23,686 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 04:56:23,687 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 04:56:23,687 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 04:56:23,687 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 04:56:23,687 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-06 04:56:23,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 04:56:23,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 04:56:23,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 04:56:23,953 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 04:56:23,954 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 04:56:23,955 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i [2024-11-06 04:56:25,383 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 04:56:25,787 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 04:56:25,788 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i [2024-11-06 04:56:25,823 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3e33493/c1dc9b500ada414cb2d852fdeb5fa9a3/FLAG3afe530a7 [2024-11-06 04:56:25,840 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3e33493/c1dc9b500ada414cb2d852fdeb5fa9a3 [2024-11-06 04:56:25,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 04:56:25,845 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 04:56:25,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 04:56:25,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 04:56:25,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 04:56:25,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 04:56:25" (1/1) ... [2024-11-06 04:56:25,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ccc6962 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:25, skipping insertion in model container [2024-11-06 04:56:25,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 04:56:25" (1/1) ... [2024-11-06 04:56:25,964 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 04:56:26,244 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_back_harness.i[4493,4506] [2024-11-06 04:56:26,254 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_back_harness.i[4553,4566] [2024-11-06 04:56:26,799 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,940 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,940 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,941 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,950 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,951 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,952 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,952 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,953 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,953 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,954 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,956 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,957 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,959 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,959 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,970 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,971 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,971 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,973 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,976 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,980 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,981 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,981 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,982 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:26,982 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:26,982 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,264 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,286 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,287 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,288 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,365 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,376 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,376 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,377 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,377 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,378 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,378 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,381 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,387 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,391 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,392 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,392 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,392 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,392 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,392 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,393 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,393 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,394 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,394 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,394 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,394 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,394 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,395 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,438 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 04:56:27,494 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 04:56:27,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 04:56:27,536 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_back_harness.i[4493,4506] [2024-11-06 04:56:27,537 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_back_harness.i[4553,4566] [2024-11-06 04:56:27,564 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,597 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,598 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,598 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,606 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,607 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,608 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,609 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,609 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,610 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,610 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,615 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,615 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,616 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,616 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,624 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,625 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,625 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,626 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,626 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,627 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,632 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,632 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,689 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,689 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,690 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,690 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,706 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,713 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,713 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,718 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,722 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,722 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,722 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,722 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,722 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,723 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,740 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 04:56:27,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 04:56:27,763 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 04:56:27,776 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_back_harness.i[4493,4506] [2024-11-06 04:56:27,776 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_back_harness.i[4553,4566] [2024-11-06 04:56:27,831 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,832 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,832 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,843 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,843 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,843 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,919 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,924 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 04:56:27,929 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7769-7780] [2024-11-06 04:56:27,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 04:56:28,176 INFO L204 MainTranslator]: Completed translation [2024-11-06 04:56:28,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28 WrapperNode [2024-11-06 04:56:28,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 04:56:28,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 04:56:28,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 04:56:28,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 04:56:28,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,337 INFO L138 Inliner]: procedures = 700, calls = 1678, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 653 [2024-11-06 04:56:28,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 04:56:28,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 04:56:28,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 04:56:28,342 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 04:56:28,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,371 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,481 INFO L175 MemorySlicer]: Split 313 memory accesses to 6 slices as follows [6, 238, 2, 9, 55, 3]. 76 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [0, 6, 2, 5, 10, 1]. The 239 writes are split as follows [2, 232, 0, 1, 3, 1]. [2024-11-06 04:56:28,481 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,532 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,553 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,574 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 04:56:28,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 04:56:28,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 04:56:28,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 04:56:28,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (1/1) ... [2024-11-06 04:56:28,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 04:56:28,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 04:56:28,608 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) [2024-11-06 04:56:28,612 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 [2024-11-06 04:56:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 04:56:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-06 04:56:28,644 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-06 04:56:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-06 04:56:28,644 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-06 04:56:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-06 04:56:28,644 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-06 04:56:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 04:56:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 04:56:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 04:56:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 04:56:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 04:56:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 04:56:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 04:56:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 04:56:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 04:56:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 04:56:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 04:56:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 04:56:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 04:56:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 04:56:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 04:56:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 04:56:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 04:56:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 04:56:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 04:56:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 04:56:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 04:56:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 04:56:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 04:56:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 04:56:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 04:56:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 04:56:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 04:56:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 04:56:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 04:56:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 04:56:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-06 04:56:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-06 04:56:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 04:56:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 04:56:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 04:56:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 04:56:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 04:56:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 04:56:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 04:56:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 04:56:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 04:56:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 04:56:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-06 04:56:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-06 04:56:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-06 04:56:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 04:56:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 04:56:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 04:56:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 04:56:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-06 04:56:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-06 04:56:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-06 04:56:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-06 04:56:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 04:56:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 04:56:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-06 04:56:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-06 04:56:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 04:56:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 04:56:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 04:56:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 04:56:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 04:56:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 04:56:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 04:56:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 04:56:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 04:56:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 04:56:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 04:56:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 04:56:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 04:56:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-06 04:56:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-06 04:56:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 04:56:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 04:56:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 04:56:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 04:56:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 04:56:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 04:56:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 04:56:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 04:56:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-06 04:56:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-06 04:56:29,031 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 04:56:29,033 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 04:56:38,498 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-11-06 04:56:38,498 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 04:56:38,514 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 04:56:38,514 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-06 04:56:38,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 04:56:38 BoogieIcfgContainer [2024-11-06 04:56:38,514 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 04:56:38,519 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 04:56:38,519 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 04:56:38,522 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 04:56:38,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 04:56:25" (1/3) ... [2024-11-06 04:56:38,522 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39d62a10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 04:56:38, skipping insertion in model container [2024-11-06 04:56:38,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:56:28" (2/3) ... [2024-11-06 04:56:38,523 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39d62a10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 04:56:38, skipping insertion in model container [2024-11-06 04:56:38,523 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 04:56:38" (3/3) ... [2024-11-06 04:56:38,524 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_back_harness.i [2024-11-06 04:56:38,538 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 04:56:38,539 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 04:56:38,601 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 04:56:38,606 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;@3d6c7b6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 04:56:38,606 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 04:56:38,612 INFO L276 IsEmpty]: Start isEmpty. Operand has 186 states, 112 states have (on average 1.2053571428571428) internal successors, (135), 113 states have internal predecessors, (135), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2024-11-06 04:56:38,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-06 04:56:38,630 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 04:56:38,630 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 04:56:38,631 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 04:56:38,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 04:56:38,637 INFO L85 PathProgramCache]: Analyzing trace with hash -357183169, now seen corresponding path program 1 times [2024-11-06 04:56:38,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 04:56:38,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [30347408] [2024-11-06 04:56:38,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 04:56:38,658 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:56:38,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 04:56:38,662 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 04:56:38,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 04:56:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 04:56:46,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 04:56:46,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 04:56:46,410 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 04:56:46,411 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 04:56:46,411 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 04:56:46,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [30347408] [2024-11-06 04:56:46,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [30347408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 04:56:46,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 04:56:46,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 04:56:46,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452735933] [2024-11-06 04:56:46,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 04:56:46,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 04:56:46,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 04:56:46,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 04:56:46,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 04:56:46,438 INFO L87 Difference]: Start difference. First operand has 186 states, 112 states have (on average 1.2053571428571428) internal successors, (135), 113 states have internal predecessors, (135), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 04:56:46,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 04:56:46,479 INFO L93 Difference]: Finished difference Result 365 states and 518 transitions. [2024-11-06 04:56:46,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 04:56:46,482 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 129 [2024-11-06 04:56:46,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 04:56:46,491 INFO L225 Difference]: With dead ends: 365 [2024-11-06 04:56:46,491 INFO L226 Difference]: Without dead ends: 177 [2024-11-06 04:56:46,498 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 04:56:46,501 INFO L432 NwaCegarLoop]: 242 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, 242 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 [2024-11-06 04:56:46,502 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 04:56:46,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-06 04:56:46,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2024-11-06 04:56:46,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 105 states have (on average 1.161904761904762) internal successors, (122), 106 states have internal predecessors, (122), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2024-11-06 04:56:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 230 transitions. [2024-11-06 04:56:46,579 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 230 transitions. Word has length 129 [2024-11-06 04:56:46,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 04:56:46,579 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 230 transitions. [2024-11-06 04:56:46,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 04:56:46,580 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 230 transitions. [2024-11-06 04:56:46,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-06 04:56:46,583 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 04:56:46,584 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 04:56:46,660 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-06 04:56:46,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:56:46,785 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 04:56:46,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 04:56:46,786 INFO L85 PathProgramCache]: Analyzing trace with hash -298153149, now seen corresponding path program 1 times [2024-11-06 04:56:46,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 04:56:46,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [901839455] [2024-11-06 04:56:46,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 04:56:46,793 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:56:46,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 04:56:46,797 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 04:56:46,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-06 04:56:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 04:56:53,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 04:56:53,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 04:56:55,317 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-06 04:56:55,317 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 04:56:55,317 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 04:56:55,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [901839455] [2024-11-06 04:56:55,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [901839455] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 04:56:55,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 04:56:55,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 04:56:55,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299378675] [2024-11-06 04:56:55,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 04:56:55,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 04:56:55,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 04:56:55,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 04:56:55,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 04:56:55,321 INFO L87 Difference]: Start difference. First operand 177 states and 230 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-06 04:56:58,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 04:56:58,790 INFO L93 Difference]: Finished difference Result 327 states and 431 transitions. [2024-11-06 04:56:58,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 04:56:58,795 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 129 [2024-11-06 04:56:58,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 04:56:58,800 INFO L225 Difference]: With dead ends: 327 [2024-11-06 04:56:58,800 INFO L226 Difference]: Without dead ends: 179 [2024-11-06 04:56:58,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 04:56:58,802 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 47 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-06 04:56:58,803 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 757 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-06 04:56:58,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-06 04:56:58,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-06 04:56:58,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 106 states have (on average 1.1603773584905661) internal successors, (123), 108 states have internal predecessors, (123), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (58), 53 states have call predecessors, (58), 53 states have call successors, (58) [2024-11-06 04:56:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 236 transitions. [2024-11-06 04:56:58,833 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 236 transitions. Word has length 129 [2024-11-06 04:56:58,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 04:56:58,833 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 236 transitions. [2024-11-06 04:56:58,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-06 04:56:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 236 transitions. [2024-11-06 04:56:58,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-06 04:56:58,839 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 04:56:58,840 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 04:56:58,895 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-06 04:56:59,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:56:59,041 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 04:56:59,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 04:56:59,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1469361281, now seen corresponding path program 1 times [2024-11-06 04:56:59,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 04:56:59,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [977401778] [2024-11-06 04:56:59,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 04:56:59,046 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:56:59,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 04:56:59,049 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 04:56:59,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-06 04:57:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 04:57:06,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 2704 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-06 04:57:06,615 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 04:57:10,200 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-06 04:57:10,200 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 04:57:10,201 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 04:57:10,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [977401778] [2024-11-06 04:57:10,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [977401778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 04:57:10,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 04:57:10,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 04:57:10,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542591135] [2024-11-06 04:57:10,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 04:57:10,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 04:57:10,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 04:57:10,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 04:57:10,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 04:57:10,203 INFO L87 Difference]: Start difference. First operand 179 states and 236 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-06 04:57:12,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 04:57:12,252 INFO L93 Difference]: Finished difference Result 310 states and 413 transitions. [2024-11-06 04:57:12,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-06 04:57:12,253 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) Word has length 159 [2024-11-06 04:57:12,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 04:57:12,256 INFO L225 Difference]: With dead ends: 310 [2024-11-06 04:57:12,256 INFO L226 Difference]: Without dead ends: 197 [2024-11-06 04:57:12,257 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-06 04:57:12,258 INFO L432 NwaCegarLoop]: 225 mSDtfsCounter, 6 mSDsluCounter, 1119 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1344 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 04:57:12,258 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 1344 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 04:57:12,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-11-06 04:57:12,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 193. [2024-11-06 04:57:12,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 115 states have (on average 1.1565217391304348) internal successors, (133), 117 states have internal predecessors, (133), 59 states have call successors, (59), 17 states have call predecessors, (59), 18 states have return successors, (63), 58 states have call predecessors, (63), 57 states have call successors, (63) [2024-11-06 04:57:12,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 255 transitions. [2024-11-06 04:57:12,285 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 255 transitions. Word has length 159 [2024-11-06 04:57:12,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 04:57:12,286 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 255 transitions. [2024-11-06 04:57:12,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-06 04:57:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 255 transitions. [2024-11-06 04:57:12,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-06 04:57:12,288 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 04:57:12,289 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 04:57:12,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-06 04:57:12,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:57:12,490 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 04:57:12,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 04:57:12,490 INFO L85 PathProgramCache]: Analyzing trace with hash -593342275, now seen corresponding path program 1 times [2024-11-06 04:57:12,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 04:57:12,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1031320537] [2024-11-06 04:57:12,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 04:57:12,495 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:57:12,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 04:57:12,498 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 04:57:12,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-06 04:57:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 04:57:20,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 2702 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-06 04:57:20,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 04:57:25,373 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 04:57:25,373 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 04:57:25,374 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 04:57:25,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1031320537] [2024-11-06 04:57:25,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1031320537] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 04:57:25,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 04:57:25,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-06 04:57:25,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983903908] [2024-11-06 04:57:25,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 04:57:25,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-06 04:57:25,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 04:57:25,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-06 04:57:25,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-06 04:57:25,376 INFO L87 Difference]: Start difference. First operand 193 states and 255 transitions. Second operand has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 4 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 04:57:34,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 04:57:34,540 INFO L93 Difference]: Finished difference Result 307 states and 408 transitions. [2024-11-06 04:57:34,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-06 04:57:34,541 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 4 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 159 [2024-11-06 04:57:34,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 04:57:34,544 INFO L225 Difference]: With dead ends: 307 [2024-11-06 04:57:34,544 INFO L226 Difference]: Without dead ends: 179 [2024-11-06 04:57:34,545 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-06 04:57:34,545 INFO L432 NwaCegarLoop]: 210 mSDtfsCounter, 5 mSDsluCounter, 1429 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 1639 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-11-06 04:57:34,546 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 1639 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2024-11-06 04:57:34,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-06 04:57:34,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-06 04:57:34,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 106 states have (on average 1.1415094339622642) internal successors, (121), 108 states have internal predecessors, (121), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (58), 53 states have call predecessors, (58), 53 states have call successors, (58) [2024-11-06 04:57:34,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 234 transitions. [2024-11-06 04:57:34,567 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 234 transitions. Word has length 159 [2024-11-06 04:57:34,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 04:57:34,568 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 234 transitions. [2024-11-06 04:57:34,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 4 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 04:57:34,568 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 234 transitions. [2024-11-06 04:57:34,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-06 04:57:34,570 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 04:57:34,570 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 04:57:34,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-06 04:57:34,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:57:34,772 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 04:57:34,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 04:57:34,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1333930935, now seen corresponding path program 1 times [2024-11-06 04:57:34,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 04:57:34,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [609157893] [2024-11-06 04:57:34,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 04:57:34,775 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:57:34,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 04:57:34,776 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 04:57:34,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-06 04:57:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 04:57:42,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 2728 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 04:57:42,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 04:57:45,997 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-06 04:57:45,998 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 04:57:45,998 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 04:57:45,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [609157893] [2024-11-06 04:57:46,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [609157893] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 04:57:46,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 04:57:46,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 04:57:46,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97846245] [2024-11-06 04:57:46,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 04:57:46,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 04:57:46,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 04:57:46,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 04:57:46,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 04:57:46,003 INFO L87 Difference]: Start difference. First operand 179 states and 234 transitions. Second operand has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 4 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2024-11-06 04:57:50,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 04:57:50,754 INFO L93 Difference]: Finished difference Result 289 states and 379 transitions. [2024-11-06 04:57:50,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-06 04:57:50,755 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 4 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) Word has length 170 [2024-11-06 04:57:50,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 04:57:50,757 INFO L225 Difference]: With dead ends: 289 [2024-11-06 04:57:50,757 INFO L226 Difference]: Without dead ends: 179 [2024-11-06 04:57:50,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-06 04:57:50,759 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 49 mSDsluCounter, 730 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 939 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-06 04:57:50,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 939 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-06 04:57:50,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-06 04:57:50,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-06 04:57:50,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 106 states have (on average 1.1415094339622642) internal successors, (121), 108 states have internal predecessors, (121), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (55), 53 states have call predecessors, (55), 53 states have call successors, (55) [2024-11-06 04:57:50,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 231 transitions. [2024-11-06 04:57:50,772 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 231 transitions. Word has length 170 [2024-11-06 04:57:50,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 04:57:50,772 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 231 transitions. [2024-11-06 04:57:50,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 4 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2024-11-06 04:57:50,773 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 231 transitions. [2024-11-06 04:57:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-06 04:57:50,775 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 04:57:50,775 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 04:57:50,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-06 04:57:50,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:57:50,980 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 04:57:50,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 04:57:50,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1070076507, now seen corresponding path program 2 times [2024-11-06 04:57:50,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 04:57:50,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [575485344] [2024-11-06 04:57:50,983 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-06 04:57:50,984 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 04:57:50,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 04:57:50,985 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 04:57:50,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process