/root/.sdkman/candidates/java/11.0.12-open/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_init_unbounded_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-tmp.fs.smtinterpol-bv-eval-3dddfdf-m [2024-11-15 16:23:56,283 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 16:23:56,360 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-15 16:23:56,367 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 16:23:56,367 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 16:23:56,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 16:23:56,396 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 16:23:56,397 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 16:23:56,397 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-15 16:23:56,401 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-15 16:23:56,402 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 16:23:56,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 16:23:56,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 16:23:56,403 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 16:23:56,403 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 16:23:56,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 16:23:56,403 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 16:23:56,404 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 16:23:56,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 16:23:56,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 16:23:56,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 16:23:56,406 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-15 16:23:56,406 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-15 16:23:56,406 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-15 16:23:56,406 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-15 16:23:56,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 16:23:56,407 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 16:23:56,408 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 16:23:56,408 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 16:23:56,409 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-15 16:23:56,409 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 16:23:56,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:23:56,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 16:23:56,410 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 16:23:56,410 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 16:23:56,410 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-15 16:23:56,411 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-15 16:23:56,411 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 16:23:56,411 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-15 16:23:56,411 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-15 16:23:56,411 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-15 16:23:56,412 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-15 16:23:56,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 16:23:56,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 16:23:56,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 16:23:56,701 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 16:23:56,702 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 16:23:56,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_init_unbounded_harness_negated.i [2024-11-15 16:23:58,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 16:23:58,723 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 16:23:58,724 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_init_unbounded_harness_negated.i [2024-11-15 16:23:58,768 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6cae7ad7/364eec5e3cce433cba98fc21eea820d5/FLAGcf9f59f6b [2024-11-15 16:23:58,786 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6cae7ad7/364eec5e3cce433cba98fc21eea820d5 [2024-11-15 16:23:58,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 16:23:58,791 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 16:23:58,793 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 16:23:58,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 16:23:58,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 16:23:58,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:23:58" (1/1) ... [2024-11-15 16:23:58,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25186d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:23:58, skipping insertion in model container [2024-11-15 16:23:58,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:23:58" (1/1) ... [2024-11-15 16:23:58,940 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:23:59,231 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_init_unbounded_harness_negated.i[4503,4516] [2024-11-15 16:23:59,240 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_init_unbounded_harness_negated.i[4563,4576] [2024-11-15 16:23:59,788 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,870 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,871 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,871 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,880 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,883 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,883 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,884 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,888 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,889 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,891 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,891 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,899 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,900 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,900 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,902 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,903 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,903 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,905 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,906 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:23:59,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:23:59,907 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,222 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,223 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,224 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,224 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,344 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,504 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,512 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,528 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,546 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,556 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,576 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,593 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,604 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,631 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,632 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,660 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,661 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,668 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,668 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,679 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,680 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,687 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,692 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,707 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,711 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:24:00,794 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-15 16:24:00,851 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:24:00,858 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_init_unbounded_harness_negated.i[4503,4516] [2024-11-15 16:24:00,859 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_init_unbounded_harness_negated.i[4563,4576] [2024-11-15 16:24:00,882 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,894 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,894 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,895 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,901 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,902 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,903 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,904 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,909 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,910 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,911 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,914 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,914 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,914 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,915 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,915 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,916 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,916 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,916 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,917 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,917 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:00,955 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,956 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,956 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,957 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:00,994 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,036 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,040 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,046 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,057 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,061 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,098 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,105 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,109 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,117 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,123 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,124 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,135 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,135 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,136 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,137 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,138 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,138 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,138 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,138 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,139 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,140 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,149 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,151 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:24:01,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:24:01,183 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 16:24:01,199 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_init_unbounded_harness_negated.i[4503,4516] [2024-11-15 16:24:01,200 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_init_unbounded_harness_negated.i[4563,4576] [2024-11-15 16:24:01,235 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,235 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,235 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,236 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,237 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,242 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,242 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7544-7555] [2024-11-15 16:24:01,351 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,352 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,361 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,361 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,363 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,364 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,370 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,370 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,371 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,371 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,371 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,372 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,372 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:24:01,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:24:01,556 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-15 16:24:01,567 INFO L204 MainTranslator]: Completed translation [2024-11-15 16:24:01,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01 WrapperNode [2024-11-15 16:24:01,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 16:24:01,568 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 16:24:01,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 16:24:01,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 16:24:01,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:01,715 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:01,781 INFO L138 Inliner]: procedures = 785, calls = 2425, calls flagged for inlining = 67, calls inlined = 11, statements flattened = 772 [2024-11-15 16:24:01,782 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 16:24:01,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 16:24:01,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 16:24:01,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 16:24:01,799 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:01,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:01,814 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:01,904 INFO L175 MemorySlicer]: Split 310 memory accesses to 9 slices as follows [2, 4, 238, 24, 26, 2, 6, 3, 5]. 77 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 0, 0, 0, 0, 5]. The 259 writes are split as follows [0, 1, 232, 11, 11, 1, 2, 1, 0]. [2024-11-15 16:24:01,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:01,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:01,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:01,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:01,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:02,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:02,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 16:24:02,020 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 16:24:02,020 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 16:24:02,020 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 16:24:02,021 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (1/1) ... [2024-11-15 16:24:02,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:24:02,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:24:02,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-15 16:24:02,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-15 16:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-15 16:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-15 16:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-15 16:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-15 16:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-15 16:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-15 16:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-15 16:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-15 16:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-15 16:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-15 16:24:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-15 16:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-15 16:24:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-15 16:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-15 16:24:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-15 16:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-15 16:24:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-15 16:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-15 16:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 16:24:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-15 16:24:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-15 16:24:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-15 16:24:02,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-15 16:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-15 16:24:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure s_update_template_size [2024-11-15 16:24:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure s_update_template_size [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-15 16:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-15 16:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-15 16:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-15 16:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-15 16:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-15 16:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-15 16:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-15 16:24:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-15 16:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-15 16:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-15 16:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-15 16:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-15 16:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-15 16:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-15 16:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-15 16:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-15 16:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-15 16:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-15 16:24:02,110 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_calloc [2024-11-15 16:24:02,111 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_calloc [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-15 16:24:02,111 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-15 16:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-15 16:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-15 16:24:02,112 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-15 16:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-15 16:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-15 16:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-15 16:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-15 16:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-15 16:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-15 16:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-15 16:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-15 16:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2024-11-15 16:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-15 16:24:02,113 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-15 16:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-15 16:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-15 16:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-15 16:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-15 16:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-15 16:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-15 16:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-15 16:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-15 16:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-15 16:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-15 16:24:02,114 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-15 16:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-15 16:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-15 16:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-15 16:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-15 16:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-15 16:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-15 16:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-15 16:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-15 16:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-15 16:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-15 16:24:02,115 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-15 16:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-15 16:24:02,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-15 16:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-15 16:24:02,115 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-15 16:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure s_alloc_state [2024-11-15 16:24:02,115 INFO L138 BoogieDeclarations]: Found implementation of procedure s_alloc_state [2024-11-15 16:24:02,559 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 16:24:02,561 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 16:24:20,764 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-11-15 16:24:20,846 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2024-11-15 16:24:20,846 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 16:24:20,861 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 16:24:20,861 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-15 16:24:20,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:24:20 BoogieIcfgContainer [2024-11-15 16:24:20,862 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 16:24:20,865 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 16:24:20,865 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 16:24:20,868 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 16:24:20,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 04:23:58" (1/3) ... [2024-11-15 16:24:20,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4236dc64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:24:20, skipping insertion in model container [2024-11-15 16:24:20,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:24:01" (2/3) ... [2024-11-15 16:24:20,869 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4236dc64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:24:20, skipping insertion in model container [2024-11-15 16:24:20,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:24:20" (3/3) ... [2024-11-15 16:24:20,871 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_init_unbounded_harness_negated.i [2024-11-15 16:24:20,889 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 16:24:20,889 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-15 16:24:21,035 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-15 16:24:21,056 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;@3db8402e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 16:24:21,056 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 16:24:21,063 INFO L276 IsEmpty]: Start isEmpty. Operand has 155 states, 101 states have (on average 1.2277227722772277) internal successors, (124), 101 states have internal predecessors, (124), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-15 16:24:21,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-15 16:24:21,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:21,077 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:24:21,077 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:21,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:21,091 INFO L85 PathProgramCache]: Analyzing trace with hash -565780175, now seen corresponding path program 1 times [2024-11-15 16:24:21,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:21,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1693586519] [2024-11-15 16:24:21,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:21,142 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:21,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:24:21,145 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:24:21,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-15 16:24:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:28,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 2390 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-15 16:24:28,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:28,647 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-15 16:24:28,647 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:24:28,648 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:24:28,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1693586519] [2024-11-15 16:24:28,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1693586519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:24:28,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:24:28,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 16:24:28,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447082764] [2024-11-15 16:24:28,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:24:28,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 16:24:28,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:24:28,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 16:24:28,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 16:24:28,690 INFO L87 Difference]: Start difference. First operand has 155 states, 101 states have (on average 1.2277227722772277) internal successors, (124), 101 states have internal predecessors, (124), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-15 16:24:28,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:24:28,744 INFO L93 Difference]: Finished difference Result 299 states and 389 transitions. [2024-11-15 16:24:28,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 16:24:28,748 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 69 [2024-11-15 16:24:28,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:24:28,760 INFO L225 Difference]: With dead ends: 299 [2024-11-15 16:24:28,761 INFO L226 Difference]: Without dead ends: 148 [2024-11-15 16:24:28,767 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 16:24:28,773 INFO L432 NwaCegarLoop]: 190 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, 190 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-15 16:24:28,775 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-15 16:24:28,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-15 16:24:28,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2024-11-15 16:24:28,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 94 states have (on average 1.2127659574468086) internal successors, (114), 95 states have internal predecessors, (114), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-15 16:24:28,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 183 transitions. [2024-11-15 16:24:28,834 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 183 transitions. Word has length 69 [2024-11-15 16:24:28,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:24:28,835 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 183 transitions. [2024-11-15 16:24:28,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-15 16:24:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 183 transitions. [2024-11-15 16:24:28,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-15 16:24:28,841 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:28,841 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:24:28,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-15 16:24:29,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:29,042 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:29,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:29,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1703125707, now seen corresponding path program 1 times [2024-11-15 16:24:29,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:29,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1141153926] [2024-11-15 16:24:29,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:29,046 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:29,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:24:29,050 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:24:29,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-15 16:24:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:36,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 2390 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:24:36,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:37,046 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-15 16:24:37,047 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:24:37,047 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:24:37,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1141153926] [2024-11-15 16:24:37,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1141153926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:24:37,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:24:37,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 16:24:37,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481769047] [2024-11-15 16:24:37,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:24:37,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 16:24:37,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:24:37,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 16:24:37,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:37,051 INFO L87 Difference]: Start difference. First operand 148 states and 183 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-15 16:24:37,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:24:37,911 INFO L93 Difference]: Finished difference Result 275 states and 337 transitions. [2024-11-15 16:24:37,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 16:24:37,915 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 69 [2024-11-15 16:24:37,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:24:37,919 INFO L225 Difference]: With dead ends: 275 [2024-11-15 16:24:37,919 INFO L226 Difference]: Without dead ends: 151 [2024-11-15 16:24:37,920 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:37,921 INFO L432 NwaCegarLoop]: 180 mSDtfsCounter, 1 mSDsluCounter, 354 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-15 16:24:37,921 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 534 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-15 16:24:37,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-15 16:24:37,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2024-11-15 16:24:37,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 97 states have (on average 1.2061855670103092) internal successors, (117), 98 states have internal predecessors, (117), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-15 16:24:37,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 186 transitions. [2024-11-15 16:24:37,937 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 186 transitions. Word has length 69 [2024-11-15 16:24:37,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:24:37,938 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 186 transitions. [2024-11-15 16:24:37,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-15 16:24:37,939 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 186 transitions. [2024-11-15 16:24:37,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-15 16:24:37,942 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:37,942 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:24:37,999 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-15 16:24:38,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:38,143 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:38,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:38,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1484270989, now seen corresponding path program 1 times [2024-11-15 16:24:38,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:38,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [421621749] [2024-11-15 16:24:38,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:38,149 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:38,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:24:38,153 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:24:38,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-15 16:24:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:44,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 2389 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:24:44,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:45,211 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-15 16:24:45,212 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:24:45,212 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:24:45,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [421621749] [2024-11-15 16:24:45,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [421621749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:24:45,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:24:45,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 16:24:45,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530116965] [2024-11-15 16:24:45,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:24:45,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 16:24:45,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:24:45,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 16:24:45,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:45,214 INFO L87 Difference]: Start difference. First operand 151 states and 186 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-15 16:24:45,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:24:45,842 INFO L93 Difference]: Finished difference Result 273 states and 332 transitions. [2024-11-15 16:24:45,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 16:24:45,846 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 69 [2024-11-15 16:24:45,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:24:45,848 INFO L225 Difference]: With dead ends: 273 [2024-11-15 16:24:45,848 INFO L226 Difference]: Without dead ends: 151 [2024-11-15 16:24:45,849 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:45,852 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 1 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-15 16:24:45,852 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 530 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-15 16:24:45,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-15 16:24:45,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2024-11-15 16:24:45,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 97 states have (on average 1.1958762886597938) internal successors, (116), 98 states have internal predecessors, (116), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-15 16:24:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 185 transitions. [2024-11-15 16:24:45,873 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 185 transitions. Word has length 69 [2024-11-15 16:24:45,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:24:45,873 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 185 transitions. [2024-11-15 16:24:45,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-15 16:24:45,874 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 185 transitions. [2024-11-15 16:24:45,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-15 16:24:45,875 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:24:45,876 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:24:45,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-15 16:24:46,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:46,077 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:24:46,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:24:46,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1805776081, now seen corresponding path program 1 times [2024-11-15 16:24:46,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:24:46,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2145440684] [2024-11-15 16:24:46,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:24:46,080 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:24:46,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:24:46,082 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:24:46,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-15 16:24:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:24:52,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 2392 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-15 16:24:52,239 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:24:52,871 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-15 16:24:52,871 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:24:52,871 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:24:52,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2145440684] [2024-11-15 16:24:52,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2145440684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:24:52,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:24:52,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 16:24:52,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545538477] [2024-11-15 16:24:52,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:24:52,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 16:24:52,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:24:52,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 16:24:52,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:24:52,874 INFO L87 Difference]: Start difference. First operand 151 states and 185 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-15 16:24:57,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 16:25:01,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 16:25:05,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 16:25:09,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 16:25:09,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:25:09,629 INFO L93 Difference]: Finished difference Result 271 states and 328 transitions. [2024-11-15 16:25:09,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 16:25:09,678 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 70 [2024-11-15 16:25:09,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:25:09,680 INFO L225 Difference]: With dead ends: 271 [2024-11-15 16:25:09,680 INFO L226 Difference]: Without dead ends: 153 [2024-11-15 16:25:09,681 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:25:09,682 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 0 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2024-11-15 16:25:09,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 538 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 4 Unknown, 0 Unchecked, 16.7s Time] [2024-11-15 16:25:09,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-15 16:25:09,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2024-11-15 16:25:09,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 99 states have (on average 1.1919191919191918) internal successors, (118), 100 states have internal predecessors, (118), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-15 16:25:09,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 187 transitions. [2024-11-15 16:25:09,693 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 187 transitions. Word has length 70 [2024-11-15 16:25:09,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:25:09,693 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 187 transitions. [2024-11-15 16:25:09,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-15 16:25:09,694 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 187 transitions. [2024-11-15 16:25:09,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-15 16:25:09,695 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:25:09,696 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:25:09,750 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-15 16:25:09,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:09,899 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:25:09,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:25:09,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1624488532, now seen corresponding path program 1 times [2024-11-15 16:25:09,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:25:09,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [654523495] [2024-11-15 16:25:09,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:25:09,902 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:09,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:25:09,905 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:25:09,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-15 16:25:16,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:25:16,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 2483 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-15 16:25:16,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:25:17,648 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-15 16:25:17,648 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:25:17,648 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:25:17,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [654523495] [2024-11-15 16:25:17,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [654523495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:25:17,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:25:17,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 16:25:17,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69910333] [2024-11-15 16:25:17,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:25:17,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 16:25:17,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:25:17,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 16:25:17,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:25:17,652 INFO L87 Difference]: Start difference. First operand 153 states and 187 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-15 16:25:17,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:25:17,988 INFO L93 Difference]: Finished difference Result 184 states and 221 transitions. [2024-11-15 16:25:17,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 16:25:17,989 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 72 [2024-11-15 16:25:17,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:25:17,991 INFO L225 Difference]: With dead ends: 184 [2024-11-15 16:25:17,991 INFO L226 Difference]: Without dead ends: 156 [2024-11-15 16:25:17,992 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:25:17,993 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 0 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-15 16:25:17,993 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 538 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-15 16:25:17,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2024-11-15 16:25:18,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2024-11-15 16:25:18,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 101 states have (on average 1.188118811881188) internal successors, (120), 102 states have internal predecessors, (120), 35 states have call successors, (35), 18 states have call predecessors, (35), 19 states have return successors, (35), 35 states have call predecessors, (35), 34 states have call successors, (35) [2024-11-15 16:25:18,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 190 transitions. [2024-11-15 16:25:18,006 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 190 transitions. Word has length 72 [2024-11-15 16:25:18,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:25:18,009 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 190 transitions. [2024-11-15 16:25:18,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-15 16:25:18,009 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 190 transitions. [2024-11-15 16:25:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-15 16:25:18,011 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:25:18,011 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:25:18,081 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-15 16:25:18,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:18,212 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:25:18,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:25:18,213 INFO L85 PathProgramCache]: Analyzing trace with hash -426558420, now seen corresponding path program 1 times [2024-11-15 16:25:18,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:25:18,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1302601956] [2024-11-15 16:25:18,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:25:18,215 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:18,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:25:18,216 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:25:18,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-15 16:25:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:25:24,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 2370 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-15 16:25:24,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:25:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-15 16:25:25,159 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:25:25,159 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:25:25,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1302601956] [2024-11-15 16:25:25,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1302601956] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:25:25,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:25:25,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 16:25:25,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173159291] [2024-11-15 16:25:25,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:25:25,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 16:25:25,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:25:25,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 16:25:25,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:25:25,161 INFO L87 Difference]: Start difference. First operand 156 states and 190 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:25:25,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:25:25,497 INFO L93 Difference]: Finished difference Result 184 states and 220 transitions. [2024-11-15 16:25:25,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 16:25:25,498 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 76 [2024-11-15 16:25:25,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:25:25,500 INFO L225 Difference]: With dead ends: 184 [2024-11-15 16:25:25,500 INFO L226 Difference]: Without dead ends: 156 [2024-11-15 16:25:25,500 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 16:25:25,501 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 0 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-15 16:25:25,501 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 537 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-15 16:25:25,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2024-11-15 16:25:25,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 153. [2024-11-15 16:25:25,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 99 states have (on average 1.1717171717171717) internal successors, (116), 100 states have internal predecessors, (116), 35 states have call successors, (35), 18 states have call predecessors, (35), 18 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-15 16:25:25,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 185 transitions. [2024-11-15 16:25:25,511 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 185 transitions. Word has length 76 [2024-11-15 16:25:25,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:25:25,511 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 185 transitions. [2024-11-15 16:25:25,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-15 16:25:25,512 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 185 transitions. [2024-11-15 16:25:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-15 16:25:25,513 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:25:25,513 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 16:25:25,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2024-11-15 16:25:25,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:25,714 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:25:25,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:25:25,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1902893135, now seen corresponding path program 1 times [2024-11-15 16:25:25,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:25:25,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [230764232] [2024-11-15 16:25:25,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:25:25,717 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-15 16:25:25,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-15 16:25:25,718 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-15 16:25:25,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-15 16:25:32,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:25:32,733 INFO L255 TraceCheckSpWp]: Trace formula consists of 2648 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:25:32,736 INFO L278 TraceCheckSpWp]: Computing forward predicates...