/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_table_move_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:18:53,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:18:53,783 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 14:18:53,790 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:18:53,790 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:18:53,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:18:53,829 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:18:53,829 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:18:53,830 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:18:53,831 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:18:53,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:18:53,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:18:53,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:18:53,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:18:53,836 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:18:53,836 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:18:53,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:18:53,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:18:53,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:18:53,841 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:18:53,841 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:18:53,842 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:18:53,842 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:18:53,842 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:18:53,842 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:18:53,843 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:18:53,843 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:18:53,843 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:18:53,843 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:18:53,844 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:18:53,844 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:18:53,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:18:53,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:18:53,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:18:53,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:18:53,847 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:18:53,847 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:18:53,847 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:18:53,847 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:18:53,847 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:18:53,847 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:18:53,848 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:18:54,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:18:54,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:18:54,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:18:54,146 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:18:54,146 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:18:54,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_move_harness.i [2024-11-06 14:18:55,695 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:18:56,322 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:18:56,323 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_move_harness.i [2024-11-06 14:18:56,383 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be42359fa/6c84408b245f49efa4704c8f33a50108/FLAGd46e6f066 [2024-11-06 14:18:56,778 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be42359fa/6c84408b245f49efa4704c8f33a50108 [2024-11-06 14:18:56,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:18:56,783 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:18:56,785 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:18:56,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:18:56,789 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:18:56,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:18:56" (1/1) ... [2024-11-06 14:18:56,791 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d017b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:18:56, skipping insertion in model container [2024-11-06 14:18:56,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:18:56" (1/1) ... [2024-11-06 14:18:56,923 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:18:57,338 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_table_move_harness.i[4493,4506] [2024-11-06 14:18:57,351 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_table_move_harness.i[4553,4566] [2024-11-06 14:18:58,609 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 14:18:58,785 WARN 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 14:18:58,786 WARN 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 14:18:58,788 WARN 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 14:18:58,798 WARN 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 14:18:58,804 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,804 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,805 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,806 WARN 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 14:18:58,806 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,816 WARN 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 14:18:58,817 WARN 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 14:18:58,824 WARN 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 14:18:58,824 WARN 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 14:18:58,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,835 WARN 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 14:18:58,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,835 WARN 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 14:18:58,837 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,837 WARN 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 14:18:58,837 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,838 WARN 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 14:18:58,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,841 WARN 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 14:18:58,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,842 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:58,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:58,843 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:59,454 WARN 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 14:18:59,455 WARN 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 14:18:59,455 WARN 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 14:18:59,456 WARN 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 14:18:59,704 WARN 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 14:18:59,871 WARN 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 14:18:59,877 WARN 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 14:18:59,887 WARN 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 14:18:59,915 WARN 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 14:18:59,926 WARN 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 14:18:59,941 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 14:18:59,960 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:18:59,965 WARN 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 14:18:59,997 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:18:59,999 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,035 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,036 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,043 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,046 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,065 WARN 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 14:19:00,065 WARN 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 14:19:00,072 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,073 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,078 WARN 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 14:19:00,091 WARN 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 14:19:00,096 WARN 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 14:19:00,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:19:00,172 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:19:00,231 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:19:00,237 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_table_move_harness.i[4493,4506] [2024-11-06 14:19:00,238 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_table_move_harness.i[4553,4566] [2024-11-06 14:19:00,273 WARN 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 14:19:00,290 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:00,290 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:00,291 WARN 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 14:19:00,298 WARN 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 14:19:00,304 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,304 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,305 WARN 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 14:19:00,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,307 WARN 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 14:19:00,307 WARN 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 14:19:00,311 WARN 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 14:19:00,312 WARN 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 14:19:00,316 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,317 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:00,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,317 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:00,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,318 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:00,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,319 WARN 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 14:19:00,320 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,320 WARN 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 14:19:00,320 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,321 WARN 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 14:19:00,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,362 WARN 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 14:19:00,363 WARN 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 14:19:00,363 WARN 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 14:19:00,363 WARN 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 14:19:00,398 WARN 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 14:19:00,442 WARN 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 14:19:00,450 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:00,460 WARN 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 14:19:00,471 WARN 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 14:19:00,475 WARN 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 14:19:00,479 WARN 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 14:19:00,486 WARN 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 14:19:00,490 WARN 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 14:19:00,502 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,503 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,510 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,511 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,513 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,514 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,523 WARN 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 14:19:00,524 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:19:00,525 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,525 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,526 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,526 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,526 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,527 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,527 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,528 WARN 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 14:19:00,536 WARN 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 14:19:00,538 WARN 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 14:19:00,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:19:00,566 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:19:00,580 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_table_move_harness.i[4493,4506] [2024-11-06 14:19:00,581 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_table_move_harness.i[4553,4566] [2024-11-06 14:19:00,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,629 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,629 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,630 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,630 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,636 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,638 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,638 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,639 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,707 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-06 14:19:00,773 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,774 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,781 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,782 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,784 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,784 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,791 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,792 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,792 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,793 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,793 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,793 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,793 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:19:00,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:19:01,154 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-06 14:19:01,169 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:19:01,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01 WrapperNode [2024-11-06 14:19:01,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:19:01,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:19:01,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:19:01,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:19:01,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,309 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,377 INFO L138 Inliner]: procedures = 784, calls = 2427, calls flagged for inlining = 71, calls inlined = 12, statements flattened = 616 [2024-11-06 14:19:01,377 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:19:01,378 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:19:01,378 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:19:01,378 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:19:01,436 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,451 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,545 INFO L175 MemorySlicer]: Split 281 memory accesses to 8 slices as follows [2, 6, 238, 17, 2, 8, 3, 5]. 85 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 0, 0, 0, 5]. The 240 writes are split as follows [0, 2, 232, 1, 1, 3, 1, 0]. [2024-11-06 14:19:01,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,600 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,650 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:19:01,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:19:01,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:19:01,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:19:01,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (1/1) ... [2024-11-06 14:19:01,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:19:01,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:01,719 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 14:19:01,723 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 14:19:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-06 14:19:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-06 14:19:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-06 14:19:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-06 14:19:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-06 14:19:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-06 14:19:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-06 14:19:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-06 14:19:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:19:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:19:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:19:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-06 14:19:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 14:19:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:19:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:19:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:19:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 14:19:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-06 14:19:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-06 14:19:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-06 14:19:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-06 14:19:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-06 14:19:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-06 14:19:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-06 14:19:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-06 14:19:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-06 14:19:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-06 14:19:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-06 14:19:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-06 14:19:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-06 14:19:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-06 14:19:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-06 14:19:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 14:19:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 14:19:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 14:19:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-06 14:19:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:19:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:19:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:19:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:19:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:19:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:19:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:19:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 14:19:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 14:19:01,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:19:01,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-06 14:19:01,765 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 14:19:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 14:19:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 14:19:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 14:19:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 14:19:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 14:19:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:19:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:19:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:19:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:19:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:19:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:19:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 14:19:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 14:19:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:19:01,768 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:19:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:19:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:19:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:19:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:19:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:19:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:19:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 14:19:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 14:19:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 14:19:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 14:19:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 14:19:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 14:19:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-06 14:19:01,770 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:19:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 14:19:01,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 14:19:01,771 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:19:01,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:19:01,771 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 14:19:01,771 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 14:19:02,170 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:19:02,173 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:19:10,889 INFO L? ?]: Removed 146 outVars from TransFormulas that were not future-live. [2024-11-06 14:19:10,889 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:19:10,903 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:19:10,903 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-06 14:19:10,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:19:10 BoogieIcfgContainer [2024-11-06 14:19:10,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:19:10,906 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:19:10,906 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:19:10,909 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:19:10,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:18:56" (1/3) ... [2024-11-06 14:19:10,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d00669 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:19:10, skipping insertion in model container [2024-11-06 14:19:10,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:19:01" (2/3) ... [2024-11-06 14:19:10,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d00669 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:19:10, skipping insertion in model container [2024-11-06 14:19:10,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:19:10" (3/3) ... [2024-11-06 14:19:10,912 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_move_harness.i [2024-11-06 14:19:10,930 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:19:10,930 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 14:19:11,010 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:19:11,018 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;@4c854900, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:19:11,018 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 14:19:11,022 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 75 states have (on average 1.1733333333333333) internal successors, (88), 75 states have internal predecessors, (88), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-06 14:19:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-06 14:19:11,037 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:11,038 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:19:11,039 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:11,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:11,044 INFO L85 PathProgramCache]: Analyzing trace with hash 104364263, now seen corresponding path program 1 times [2024-11-06 14:19:11,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:11,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [474965205] [2024-11-06 14:19:11,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:11,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:11,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:11,068 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 14:19:11,072 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 14:19:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:18,751 INFO L255 TraceCheckSpWp]: Trace formula consists of 2594 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:19:18,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:18,785 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-06 14:19:18,786 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:18,787 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:18,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474965205] [2024-11-06 14:19:18,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474965205] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:18,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:18,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:19:18,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124222026] [2024-11-06 14:19:18,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:18,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:19:18,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:18,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:19:18,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:19:18,825 INFO L87 Difference]: Start difference. First operand has 122 states, 75 states have (on average 1.1733333333333333) internal successors, (88), 75 states have internal predecessors, (88), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 14:19:18,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:18,856 INFO L93 Difference]: Finished difference Result 236 states and 310 transitions. [2024-11-06 14:19:18,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:19:18,859 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 135 [2024-11-06 14:19:18,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:18,869 INFO L225 Difference]: With dead ends: 236 [2024-11-06 14:19:18,870 INFO L226 Difference]: Without dead ends: 116 [2024-11-06 14:19:18,875 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 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 14:19:18,878 INFO L432 NwaCegarLoop]: 148 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, 148 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 14:19:18,881 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:19:18,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-06 14:19:18,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-11-06 14:19:18,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 69 states have (on average 1.144927536231884) internal successors, (79), 70 states have internal predecessors, (79), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-06 14:19:18,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 142 transitions. [2024-11-06 14:19:18,936 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 142 transitions. Word has length 135 [2024-11-06 14:19:18,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:18,936 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 142 transitions. [2024-11-06 14:19:18,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 14:19:18,937 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 142 transitions. [2024-11-06 14:19:18,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-06 14:19:18,940 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:18,940 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:19:19,065 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 14:19:19,147 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 14:19:19,148 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:19,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:19,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1570345961, now seen corresponding path program 1 times [2024-11-06 14:19:19,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:19,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [306742794] [2024-11-06 14:19:19,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:19,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:19,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:19,155 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 14:19:19,156 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 14:19:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:26,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:19:26,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:27,760 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2024-11-06 14:19:27,761 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:27,761 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:27,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306742794] [2024-11-06 14:19:27,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306742794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:27,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:27,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:19:27,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523069822] [2024-11-06 14:19:27,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:27,763 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:19:27,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:27,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:19:27,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:27,765 INFO L87 Difference]: Start difference. First operand 116 states and 142 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 14:19:28,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:19:28,254 INFO L93 Difference]: Finished difference Result 224 states and 275 transitions. [2024-11-06 14:19:28,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:19:28,256 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2024-11-06 14:19:28,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:19:28,258 INFO L225 Difference]: With dead ends: 224 [2024-11-06 14:19:28,258 INFO L226 Difference]: Without dead ends: 120 [2024-11-06 14:19:28,259 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:19:28,260 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 556 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 14:19:28,260 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 556 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 14:19:28,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-06 14:19:28,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-11-06 14:19:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 72 states have (on average 1.1388888888888888) internal successors, (82), 73 states have internal predecessors, (82), 32 states have call successors, (32), 14 states have call predecessors, (32), 15 states have return successors, (32), 32 states have call predecessors, (32), 31 states have call successors, (32) [2024-11-06 14:19:28,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 146 transitions. [2024-11-06 14:19:28,279 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 146 transitions. Word has length 141 [2024-11-06 14:19:28,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:19:28,280 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 146 transitions. [2024-11-06 14:19:28,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 14:19:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 146 transitions. [2024-11-06 14:19:28,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-06 14:19:28,283 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:19:28,284 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:19:28,360 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 14:19:28,484 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 14:19:28,485 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:19:28,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:19:28,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1180637737, now seen corresponding path program 1 times [2024-11-06 14:19:28,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:19:28,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1557307782] [2024-11-06 14:19:28,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:19:28,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:19:28,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:19:28,493 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 14:19:28,494 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 14:19:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:19:35,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 2570 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-06 14:19:35,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:19:38,460 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 14:19:44,288 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-06 14:19:44,288 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:19:44,289 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:19:44,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557307782] [2024-11-06 14:19:44,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557307782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:19:44,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:19:44,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-06 14:19:44,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035106589] [2024-11-06 14:19:44,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:19:44,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 14:19:44,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:19:44,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 14:19:44,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-06 14:19:44,291 INFO L87 Difference]: Start difference. First operand 120 states and 146 transitions. Second operand has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 9 states have internal predecessors, (72), 4 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2024-11-06 14:20:03,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:20:07,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-06 14:20:08,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:20:08,030 INFO L93 Difference]: Finished difference Result 284 states and 337 transitions. [2024-11-06 14:20:08,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-06 14:20:08,033 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 9 states have internal predecessors, (72), 4 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) Word has length 153 [2024-11-06 14:20:08,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:20:08,037 INFO L225 Difference]: With dead ends: 284 [2024-11-06 14:20:08,037 INFO L226 Difference]: Without dead ends: 187 [2024-11-06 14:20:08,039 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-06 14:20:08,040 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 101 mSDsluCounter, 657 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 827 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2024-11-06 14:20:08,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 827 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 272 Invalid, 2 Unknown, 0 Unchecked, 21.7s Time] [2024-11-06 14:20:08,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-11-06 14:20:08,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 184. [2024-11-06 14:20:08,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 116 states have (on average 1.1551724137931034) internal successors, (134), 118 states have internal predecessors, (134), 40 states have call successors, (40), 24 states have call predecessors, (40), 27 states have return successors, (42), 41 states have call predecessors, (42), 39 states have call successors, (42) [2024-11-06 14:20:08,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 216 transitions. [2024-11-06 14:20:08,068 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 216 transitions. Word has length 153 [2024-11-06 14:20:08,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:20:08,069 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 216 transitions. [2024-11-06 14:20:08,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 9 states have internal predecessors, (72), 4 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2024-11-06 14:20:08,069 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 216 transitions. [2024-11-06 14:20:08,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-06 14:20:08,072 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:20:08,072 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:20:08,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-06 14:20:08,273 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 14:20:08,274 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:20:08,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:20:08,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1237266329, now seen corresponding path program 1 times [2024-11-06 14:20:08,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:20:08,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2011641291] [2024-11-06 14:20:08,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:20:08,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:20:08,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:20:08,281 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 14:20:08,283 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 14:20:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:20:14,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 2567 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 14:20:14,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:20:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-06 14:20:17,335 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:20:17,335 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:20:17,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2011641291] [2024-11-06 14:20:17,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2011641291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:20:17,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:20:17,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:20:17,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911798745] [2024-11-06 14:20:17,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:20:17,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:20:17,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:20:17,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:20:17,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:20:17,338 INFO L87 Difference]: Start difference. First operand 184 states and 216 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-06 14:20:18,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:20:18,378 INFO L93 Difference]: Finished difference Result 316 states and 375 transitions. [2024-11-06 14:20:18,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:20:18,379 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 153 [2024-11-06 14:20:18,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:20:18,385 INFO L225 Difference]: With dead ends: 316 [2024-11-06 14:20:18,385 INFO L226 Difference]: Without dead ends: 196 [2024-11-06 14:20:18,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:20:18,387 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 18 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-06 14:20:18,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 384 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-06 14:20:18,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-11-06 14:20:18,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 186. [2024-11-06 14:20:18,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 117 states have (on average 1.1538461538461537) internal successors, (135), 119 states have internal predecessors, (135), 41 states have call successors, (41), 24 states have call predecessors, (41), 27 states have return successors, (43), 42 states have call predecessors, (43), 40 states have call successors, (43) [2024-11-06 14:20:18,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 219 transitions. [2024-11-06 14:20:18,419 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 219 transitions. Word has length 153 [2024-11-06 14:20:18,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:20:18,420 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 219 transitions. [2024-11-06 14:20:18,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-06 14:20:18,420 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 219 transitions. [2024-11-06 14:20:18,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-06 14:20:18,423 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:20:18,423 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:20:18,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-06 14:20:18,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:20:18,624 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:20:18,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:20:18,625 INFO L85 PathProgramCache]: Analyzing trace with hash 2089538118, now seen corresponding path program 1 times [2024-11-06 14:20:18,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:20:18,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [633797197] [2024-11-06 14:20:18,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:20:18,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:20:18,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:20:18,630 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:20:18,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-06 14:20:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:20:25,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 2584 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-06 14:20:25,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:20:28,666 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