/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 FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:15:29,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:15:29,398 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 14:15:29,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:15:29,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:15:29,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:15:29,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:15:29,434 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:15:29,434 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:15:29,436 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:15:29,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:15:29,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:15:29,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:15:29,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:15:29,439 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:15:29,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:15:29,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:15:29,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:15:29,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:15:29,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:15:29,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:15:29,443 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:15:29,443 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:15:29,443 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:15:29,443 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:15:29,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:15:29,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:15:29,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:15:29,444 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:15:29,444 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:15:29,444 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:15:29,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:15:29,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:15:29,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:15:29,445 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:15:29,445 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:15:29,445 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:15:29,446 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:15:29,446 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:15:29,447 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:15:29,447 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:15:29,447 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:15:29,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:15:29,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:15:29,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:15:29,691 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:15:29,691 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:15:29,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i [2024-11-06 14:15:31,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:15:31,601 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:15:31,603 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i [2024-11-06 14:15:31,641 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac5e94aa7/4fb139b5736d43e6b1be430ee9ad229d/FLAG51d74d957 [2024-11-06 14:15:31,655 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac5e94aa7/4fb139b5736d43e6b1be430ee9ad229d [2024-11-06 14:15:31,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:15:31,659 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:15:31,660 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:15:31,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:15:31,666 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:15:31,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:15:31" (1/1) ... [2024-11-06 14:15:31,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2072758d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:31, skipping insertion in model container [2024-11-06 14:15:31,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:15:31" (1/1) ... [2024-11-06 14:15:31,761 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:15:32,083 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i[4493,4506] [2024-11-06 14:15:32,096 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i[4553,4566] [2024-11-06 14:15:32,831 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:32,942 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:32,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:32,972 WARN 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 14:15:32,984 WARN 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 14:15:32,985 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:32,986 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:32,991 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:32,991 WARN 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 14:15:32,992 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:32,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:32,997 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:32,998 WARN 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 14:15:33,000 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,000 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,008 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,009 WARN 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 14:15:33,009 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,009 WARN 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 14:15:33,011 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,011 WARN 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 14:15:33,011 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,012 WARN 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 14:15:33,013 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,014 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,014 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,015 WARN 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 14:15:33,016 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,016 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,285 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,285 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,286 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 14:15:33,286 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 14:15:33,419 WARN 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 14:15:33,615 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 14:15:33,623 WARN 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 14:15:33,638 WARN 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 14:15:33,661 WARN 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 14:15:33,667 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,673 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,686 WARN 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 14:15:33,691 WARN 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 14:15:33,713 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,740 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,744 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,744 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,753 WARN 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 14:15:33,754 WARN 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 14:15:33,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,764 WARN 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 14:15:33,781 WARN 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 14:15:33,783 WARN 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 14:15:33,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:15:33,845 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:15:33,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:15:33,902 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i[4493,4506] [2024-11-06 14:15:33,902 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i[4553,4566] [2024-11-06 14:15:33,924 WARN 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 14:15:33,936 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,937 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,941 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 14:15:33,944 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,950 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 14:15:33,950 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,954 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,955 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,955 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:33,956 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 14:15:33,957 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 14:15:33,973 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,973 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 14:15:33,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,974 WARN 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 14:15:33,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,975 WARN 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 14:15:33,975 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,979 WARN 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 14:15:33,980 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,980 WARN 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 14:15:33,980 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,981 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 14:15:33,981 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:33,981 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,019 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:34,020 WARN 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 14:15:34,020 WARN 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 14:15:34,020 WARN 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 14:15:34,045 WARN 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 14:15:34,080 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:34,086 WARN 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 14:15:34,095 WARN 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 14:15:34,101 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:34,105 WARN 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 14:15:34,109 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:34,117 WARN 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 14:15:34,120 WARN 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 14:15:34,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,136 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,137 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,139 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,139 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,147 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:34,147 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:15:34,148 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,150 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,150 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,151 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,151 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,151 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,151 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,153 WARN 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 14:15:34,159 WARN 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 14:15:34,161 WARN 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 14:15:34,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:15:34,193 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:15:34,209 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i[4493,4506] [2024-11-06 14:15:34,210 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i[4553,4566] [2024-11-06 14:15:34,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,245 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,250 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,250 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,250 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-06 14:15:34,353 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,353 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,364 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,365 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,367 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,368 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,374 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,377 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,377 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:15:34,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:15:34,634 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-06 14:15:34,642 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:15:34,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34 WrapperNode [2024-11-06 14:15:34,643 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:15:34,644 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:15:34,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:15:34,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:15:34,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:34,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:34,822 INFO L138 Inliner]: procedures = 784, calls = 2441, calls flagged for inlining = 69, calls inlined = 11, statements flattened = 618 [2024-11-06 14:15:34,822 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:15:34,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:15:34,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:15:34,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:15:34,833 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:34,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:34,847 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:34,943 INFO L175 MemorySlicer]: Split 339 memory accesses to 8 slices as follows [2, 23, 247, 6, 2, 51, 3, 5]. 73 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [2, 0, 6, 0, 0, 9, 0, 5]. The 249 writes are split as follows [0, 1, 233, 2, 1, 11, 1, 0]. [2024-11-06 14:15:34,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:34,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:35,003 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:35,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:35,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:35,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:35,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:15:35,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:15:35,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:15:35,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:15:35,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (1/1) ... [2024-11-06 14:15:35,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:15:35,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:15:35,097 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 14:15:35,100 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 14:15:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-06 14:15:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-06 14:15:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-06 14:15:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-06 14:15:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-06 14:15:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-06 14:15:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-06 14:15:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-06 14:15:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:15:35,127 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:15:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:15:35,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:15:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-06 14:15:35,127 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-06 14:15:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:15:35,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:15:35,128 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:15:35,129 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:15:35,129 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:15:35,129 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:15:35,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:15:35,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:15:35,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:15:35,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-06 14:15:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-06 14:15:35,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-06 14:15:35,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-06 14:15:35,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-06 14:15:35,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-06 14:15:35,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-06 14:15:35,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-06 14:15:35,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-06 14:15:35,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 14:15:35,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 14:15:35,134 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 14:15:35,134 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 14:15:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:15:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:15:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:15:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:15:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:15:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:15:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 14:15:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 14:15:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-06 14:15:35,136 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-06 14:15:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:15:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:15:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:15:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:15:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:15:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:15:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:15:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 14:15:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_begin [2024-11-06 14:15:35,138 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_begin [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-06 14:15:35,138 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 14:15:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 14:15:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 14:15:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 14:15:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 14:15:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 14:15:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 14:15:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 14:15:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-06 14:15:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2024-11-06 14:15:35,140 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2024-11-06 14:15:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:15:35,140 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:15:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-06 14:15:35,141 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 14:15:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 14:15:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 14:15:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 14:15:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 14:15:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 14:15:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-06 14:15:35,143 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:15:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:15:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:15:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:15:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 14:15:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 14:15:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:15:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:15:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 14:15:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 14:15:35,592 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:15:35,594 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:15:36,553 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !true; [2024-11-06 14:15:44,401 INFO L? ?]: Removed 189 outVars from TransFormulas that were not future-live. [2024-11-06 14:15:44,402 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:15:44,418 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:15:44,419 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-06 14:15:44,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:15:44 BoogieIcfgContainer [2024-11-06 14:15:44,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:15:44,422 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:15:44,422 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:15:44,425 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:15:44,425 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:15:31" (1/3) ... [2024-11-06 14:15:44,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6586fec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:15:44, skipping insertion in model container [2024-11-06 14:15:44,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:15:34" (2/3) ... [2024-11-06 14:15:44,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6586fec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:15:44, skipping insertion in model container [2024-11-06 14:15:44,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:15:44" (3/3) ... [2024-11-06 14:15:44,427 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_begin_harness-1.i [2024-11-06 14:15:44,441 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:15:44,441 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 14:15:44,510 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:15:44,516 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;@644ee6eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:15:44,516 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 14:15:44,521 INFO L276 IsEmpty]: Start isEmpty. Operand has 167 states, 110 states have (on average 1.2545454545454546) internal successors, (138), 109 states have internal predecessors, (138), 40 states have call successors, (40), 17 states have call predecessors, (40), 17 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-06 14:15:44,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-06 14:15:44,537 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:15:44,537 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 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] [2024-11-06 14:15:44,538 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:15:44,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:15:44,543 INFO L85 PathProgramCache]: Analyzing trace with hash 98188042, now seen corresponding path program 1 times [2024-11-06 14:15:44,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:15:44,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [42957633] [2024-11-06 14:15:44,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:15:44,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:15:44,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:15:44,562 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:15:44,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 14:15:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:15:52,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 2717 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:15:52,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:15:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-06 14:15:52,369 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:15:52,370 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:15:52,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [42957633] [2024-11-06 14:15:52,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [42957633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:15:52,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:15:52,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:15:52,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029773124] [2024-11-06 14:15:52,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:15:52,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:15:52,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:15:52,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:15:52,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:15:52,398 INFO L87 Difference]: Start difference. First operand has 167 states, 110 states have (on average 1.2545454545454546) internal successors, (138), 109 states have internal predecessors, (138), 40 states have call successors, (40), 17 states have call predecessors, (40), 17 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 14:15:52,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:15:52,448 INFO L93 Difference]: Finished difference Result 325 states and 445 transitions. [2024-11-06 14:15:52,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:15:52,450 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 144 [2024-11-06 14:15:52,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:15:52,459 INFO L225 Difference]: With dead ends: 325 [2024-11-06 14:15:52,459 INFO L226 Difference]: Without dead ends: 160 [2024-11-06 14:15:52,463 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 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 14:15:52,465 INFO L432 NwaCegarLoop]: 211 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, 211 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 14:15:52,467 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:15:52,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2024-11-06 14:15:52,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2024-11-06 14:15:52,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 102 states have (on average 1.2352941176470589) internal successors, (126), 103 states have internal predecessors, (126), 40 states have call successors, (40), 17 states have call predecessors, (40), 17 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-06 14:15:52,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 205 transitions. [2024-11-06 14:15:52,526 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 205 transitions. Word has length 144 [2024-11-06 14:15:52,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:15:52,526 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 205 transitions. [2024-11-06 14:15:52,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 14:15:52,526 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 205 transitions. [2024-11-06 14:15:52,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-06 14:15:52,532 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:15:52,533 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 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] [2024-11-06 14:15:52,614 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-06 14:15:52,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:15:52,733 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:15:52,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:15:52,734 INFO L85 PathProgramCache]: Analyzing trace with hash 26960843, now seen corresponding path program 1 times [2024-11-06 14:15:52,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:15:52,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1304940370] [2024-11-06 14:15:52,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:15:52,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:15:52,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:15:52,740 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:15:52,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 14:15:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:15:59,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 2733 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:15:59,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:16:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-06 14:16:00,553 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:16:00,553 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:16:00,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1304940370] [2024-11-06 14:16:00,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1304940370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:16:00,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:16:00,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:16:00,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086189921] [2024-11-06 14:16:00,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:16:00,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:16:00,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:16:00,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:16:00,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:16:00,556 INFO L87 Difference]: Start difference. First operand 160 states and 205 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 14:16:01,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:16:01,088 INFO L93 Difference]: Finished difference Result 312 states and 401 transitions. [2024-11-06 14:16:01,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:16:01,089 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2024-11-06 14:16:01,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:16:01,092 INFO L225 Difference]: With dead ends: 312 [2024-11-06 14:16:01,092 INFO L226 Difference]: Without dead ends: 164 [2024-11-06 14:16:01,093 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 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 14:16:01,094 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 0 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-06 14:16:01,094 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 808 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 14:16:01,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-06 14:16:01,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2024-11-06 14:16:01,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 105 states have (on average 1.2285714285714286) internal successors, (129), 106 states have internal predecessors, (129), 40 states have call successors, (40), 17 states have call predecessors, (40), 18 states have return successors, (40), 40 states have call predecessors, (40), 39 states have call successors, (40) [2024-11-06 14:16:01,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 209 transitions. [2024-11-06 14:16:01,124 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 209 transitions. Word has length 150 [2024-11-06 14:16:01,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:16:01,127 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 209 transitions. [2024-11-06 14:16:01,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 14:16:01,127 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 209 transitions. [2024-11-06 14:16:01,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-06 14:16:01,132 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:16:01,133 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:16:01,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-06 14:16:01,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:16:01,334 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:16:01,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:16:01,334 INFO L85 PathProgramCache]: Analyzing trace with hash 612094987, now seen corresponding path program 1 times [2024-11-06 14:16:01,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:16:01,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [415082862] [2024-11-06 14:16:01,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:16:01,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:16:01,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:16:01,340 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:16:01,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 14:16:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:16:07,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 2693 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 14:16:07,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:16:10,765 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-06 14:16:10,765 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:16:10,765 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:16:10,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [415082862] [2024-11-06 14:16:10,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [415082862] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:16:10,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:16:10,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 14:16:10,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543719336] [2024-11-06 14:16:10,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:16:10,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 14:16:10,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:16:10,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 14:16:10,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 14:16:10,768 INFO L87 Difference]: Start difference. First operand 164 states and 209 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 6 states have internal predecessors, (60), 4 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-06 14:16:17,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 14:16:23,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:16:23,529 INFO L93 Difference]: Finished difference Result 236 states and 306 transitions. [2024-11-06 14:16:23,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-06 14:16:23,530 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 6 states have internal predecessors, (60), 4 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) Word has length 162 [2024-11-06 14:16:23,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:16:23,535 INFO L225 Difference]: With dead ends: 236 [2024-11-06 14:16:23,536 INFO L226 Difference]: Without dead ends: 172 [2024-11-06 14:16:23,536 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-06 14:16:23,537 INFO L432 NwaCegarLoop]: 185 mSDtfsCounter, 40 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 1057 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2024-11-06 14:16:23,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 1057 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 12.3s Time] [2024-11-06 14:16:23,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2024-11-06 14:16:23,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 166. [2024-11-06 14:16:23,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 106 states have (on average 1.2264150943396226) internal successors, (130), 108 states have internal predecessors, (130), 40 states have call successors, (40), 17 states have call predecessors, (40), 19 states have return successors, (41), 40 states have call predecessors, (41), 39 states have call successors, (41) [2024-11-06 14:16:23,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 211 transitions. [2024-11-06 14:16:23,557 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 211 transitions. Word has length 162 [2024-11-06 14:16:23,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:16:23,558 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 211 transitions. [2024-11-06 14:16:23,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 6 states have internal predecessors, (60), 4 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-06 14:16:23,559 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 211 transitions. [2024-11-06 14:16:23,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-06 14:16:23,561 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:16:23,561 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:16:23,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-06 14:16:23,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:16:23,762 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:16:23,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:16:23,763 INFO L85 PathProgramCache]: Analyzing trace with hash 143933821, now seen corresponding path program 1 times [2024-11-06 14:16:23,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:16:23,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [501716724] [2024-11-06 14:16:23,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:16:23,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:16:23,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:16:23,768 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:16:23,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 14:16:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:16:30,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 2696 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-06 14:16:30,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:16:34,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-06 14:16:40,781 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-06 14:16:40,781 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:16:40,782 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:16:40,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501716724] [2024-11-06 14:16:40,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501716724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:16:40,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:16:40,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-06 14:16:40,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020848459] [2024-11-06 14:16:40,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:16:40,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 14:16:40,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:16:40,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 14:16:40,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-06 14:16:40,784 INFO L87 Difference]: Start difference. First operand 166 states and 211 transitions. Second operand has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 9 states have internal predecessors, (83), 4 states have call successors, (28), 3 states have call predecessors, (28), 4 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2024-11-06 14:16:45,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:16:46,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result VALID. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:16:50,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:16:55,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:17:00,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 14:17:05,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:17:06,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]