/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:57:22,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:57:22,895 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 13:57:22,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:57:22,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:57:22,915 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:57:22,916 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:57:22,916 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:57:22,916 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:57:22,916 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:57:22,917 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:57:22,917 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:57:22,917 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:57:22,917 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:57:22,918 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:57:22,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:57:22,918 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:57:22,918 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:57:22,919 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:57:22,919 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:57:22,919 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:57:22,920 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:57:22,920 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:57:22,920 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:57:22,920 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:57:22,920 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:57:22,921 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:57:22,921 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:57:22,921 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:57:22,921 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:57:22,922 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:57:22,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:57:22,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:57:22,922 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:57:22,922 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:57:22,923 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:57:22,923 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:57:22,923 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:57:22,923 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:57:22,924 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:57:22,924 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:57:22,927 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:57:23,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:57:23,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:57:23,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:57:23,124 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:57:23,124 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:57:23,125 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness_negated.i [2024-11-05 13:57:24,439 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:57:24,896 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:57:24,897 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_remove_harness_negated.i [2024-11-05 13:57:24,939 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc065004e/f8a81ec75021435392394a02eaff2d56/FLAG1414e589f [2024-11-05 13:57:24,957 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc065004e/f8a81ec75021435392394a02eaff2d56 [2024-11-05 13:57:24,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:57:24,961 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:57:24,962 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:57:24,962 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:57:24,968 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:57:24,969 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:57:24" (1/1) ... [2024-11-05 13:57:24,970 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67b8556e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:24, skipping insertion in model container [2024-11-05 13:57:24,970 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:57:24" (1/1) ... [2024-11-05 13:57:25,070 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:57:25,341 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_remove_harness_negated.i[4495,4508] [2024-11-05 13:57:25,346 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_remove_harness_negated.i[4555,4568] [2024-11-05 13:57:25,738 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,812 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,812 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,812 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,820 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,826 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,826 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,826 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,828 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,829 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,830 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,831 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,836 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,836 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,837 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,837 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,837 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,839 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,839 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,839 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,839 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:25,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:25,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,092 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,093 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,093 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,093 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,206 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,328 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,332 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,341 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,351 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,358 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,370 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,391 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,395 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,414 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,415 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,434 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,437 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,437 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,442 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,443 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,452 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,461 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,462 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:57:26,514 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:57:26,570 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:57:26,576 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_remove_harness_negated.i[4495,4508] [2024-11-05 13:57:26,576 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_remove_harness_negated.i[4555,4568] [2024-11-05 13:57:26,596 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,612 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,612 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,613 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,621 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,621 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,621 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,621 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,622 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,622 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,623 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,623 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,630 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,630 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,631 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,631 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,631 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,631 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,632 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,633 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,682 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,682 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,683 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,683 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,765 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,771 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,778 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,788 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,792 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,798 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,805 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,809 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,816 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,816 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,824 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,827 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,827 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,832 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,833 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,850 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,852 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:57:26,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:57:26,890 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:57:26,906 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_remove_harness_negated.i[4495,4508] [2024-11-05 13:57:26,906 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_remove_harness_negated.i[4555,4568] [2024-11-05 13:57:26,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,950 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,951 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,951 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,951 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,957 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,960 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:26,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7544-7555] [2024-11-05 13:57:27,177 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,181 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,190 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,190 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:57:27,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:57:27,484 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 13:57:27,498 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:57:27,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27 WrapperNode [2024-11-05 13:57:27,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:57:27,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:57:27,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:57:27,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:57:27,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,619 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,699 INFO L138 Inliner]: procedures = 785, calls = 2494, calls flagged for inlining = 71, calls inlined = 18, statements flattened = 1046 [2024-11-05 13:57:27,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:57:27,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:57:27,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:57:27,701 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:57:27,710 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,733 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,864 INFO L175 MemorySlicer]: Split 368 memory accesses to 12 slices as follows [243, 15, 2, 2, 7, 2, 1, 14, 3, 3, 4, 72]. 66 percent of accesses are in the largest equivalence class. The 23 initializations are split as follows [11, 0, 2, 0, 0, 0, 0, 10, 0, 0, 0, 0]. The 256 writes are split as follows [232, 1, 0, 1, 3, 1, 1, 0, 3, 2, 2, 10]. [2024-11-05 13:57:27,865 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,865 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,930 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,948 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,957 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,980 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:57:27,981 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:57:27,981 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:57:27,981 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:57:27,982 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (1/1) ... [2024-11-05 13:57:27,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:57:27,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:57:28,013 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) [2024-11-05 13:57:28,016 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 [2024-11-05 13:57:28,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 13:57:28,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 13:57:28,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 13:57:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 13:57:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 13:57:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 13:57:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:57:28,042 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:57:28,042 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:57:28,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 13:57:28,042 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:57:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:57:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:57:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:57:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:57:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:57:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:57:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:57:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:57:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:57:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:57:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:57:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 13:57:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 13:57:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 13:57:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-05 13:57:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-05 13:57:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 13:57:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 13:57:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 13:57:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2024-11-05 13:57:28,048 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-05 13:57:28,048 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 13:57:28,048 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 13:57:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2024-11-05 13:57:28,049 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2024-11-05 13:57:28,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:57:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:57:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:57:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:57:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:57:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:57:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 13:57:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 13:57:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 13:57:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-05 13:57:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-05 13:57:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-05 13:57:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 13:57:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 13:57:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 13:57:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 13:57:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 13:57:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 13:57:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-05 13:57:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-05 13:57:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 13:57:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-05 13:57:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2024-11-05 13:57:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-05 13:57:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2024-11-05 13:57:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-05 13:57:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-05 13:57:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-05 13:57:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-05 13:57:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-05 13:57:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-05 13:57:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-05 13:57:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-05 13:57:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-05 13:57:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-05 13:57:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-05 13:57:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-05 13:57:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2024-11-05 13:57:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2024-11-05 13:57:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:57:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:57:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:57:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-05 13:57:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 13:57:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 13:57:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 13:57:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:57:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:57:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 13:57:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 13:57:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2024-11-05 13:57:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2024-11-05 13:57:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-05 13:57:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-05 13:57:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_equals [2024-11-05 13:57:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure uninterpreted_equals [2024-11-05 13:57:28,484 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:57:28,487 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:57:28,580 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-05 13:57:29,273 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2024-11-05 13:57:29,274 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2024-11-05 13:57:29,298 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-05 13:57:38,949 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !true; [2024-11-05 13:57:38,949 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-05 13:57:39,038 INFO L? ?]: Removed 289 outVars from TransFormulas that were not future-live. [2024-11-05 13:57:39,038 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:57:39,074 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:57:39,075 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-05 13:57:39,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:57:39 BoogieIcfgContainer [2024-11-05 13:57:39,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:57:39,083 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:57:39,084 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:57:39,086 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:57:39,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:57:24" (1/3) ... [2024-11-05 13:57:39,087 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@670c0554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:57:39, skipping insertion in model container [2024-11-05 13:57:39,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:57:27" (2/3) ... [2024-11-05 13:57:39,087 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@670c0554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:57:39, skipping insertion in model container [2024-11-05 13:57:39,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:57:39" (3/3) ... [2024-11-05 13:57:39,088 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_remove_harness_negated.i [2024-11-05 13:57:39,122 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:57:39,129 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:57:39,252 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:57:39,270 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;@1d8e3700, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:57:39,271 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:57:39,277 INFO L276 IsEmpty]: Start isEmpty. Operand has 297 states, 191 states have (on average 1.2408376963350785) internal successors, (237), 186 states have internal predecessors, (237), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-05 13:57:39,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-05 13:57:39,292 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:57:39,293 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:57:39,294 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:57:39,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:57:39,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1417986341, now seen corresponding path program 1 times [2024-11-05 13:57:39,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:57:39,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1759546240] [2024-11-05 13:57:39,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:57:39,310 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:57:39,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:39,314 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:57:39,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:57:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:57:45,107 INFO L255 TraceCheckSpWp]: Trace formula consists of 2713 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:57:45,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:57:45,152 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2024-11-05 13:57:45,153 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:57:49,485 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2024-11-05 13:57:49,486 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:57:49,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1759546240] [2024-11-05 13:57:49,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1759546240] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:57:49,487 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:57:49,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:57:49,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906562347] [2024-11-05 13:57:49,489 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:57:49,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:57:49,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:57:49,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:57:49,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:57:49,507 INFO L87 Difference]: Start difference. First operand has 297 states, 191 states have (on average 1.2408376963350785) internal successors, (237), 186 states have internal predecessors, (237), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-05 13:57:49,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:57:49,552 INFO L93 Difference]: Finished difference Result 588 states and 851 transitions. [2024-11-05 13:57:49,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:57:49,554 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) Word has length 178 [2024-11-05 13:57:49,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:57:49,562 INFO L225 Difference]: With dead ends: 588 [2024-11-05 13:57:49,562 INFO L226 Difference]: Without dead ends: 289 [2024-11-05 13:57:49,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:57:49,568 INFO L432 NwaCegarLoop]: 390 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, 390 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 [2024-11-05 13:57:49,568 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:57:49,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2024-11-05 13:57:49,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 289. [2024-11-05 13:57:49,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 178 states have (on average 1.2078651685393258) internal successors, (215), 180 states have internal predecessors, (215), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (82), 82 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-05 13:57:49,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 381 transitions. [2024-11-05 13:57:49,617 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 381 transitions. Word has length 178 [2024-11-05 13:57:49,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:57:49,618 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 381 transitions. [2024-11-05 13:57:49,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-05 13:57:49,618 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 381 transitions. [2024-11-05 13:57:49,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-05 13:57:49,621 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:57:49,621 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:57:49,630 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:57:49,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:49,825 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:57:49,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:57:49,825 INFO L85 PathProgramCache]: Analyzing trace with hash -594121557, now seen corresponding path program 1 times [2024-11-05 13:57:49,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:57:49,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2028829083] [2024-11-05 13:57:49,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:57:49,826 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:57:49,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:57:49,828 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:57:49,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:57:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:57:55,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 2713 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:57:55,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:57:56,479 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-11-05 13:57:56,479 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:58:02,768 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2024-11-05 13:58:02,769 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:58:02,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2028829083] [2024-11-05 13:58:02,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2028829083] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:58:02,769 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:58:02,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2024-11-05 13:58:02,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815731189] [2024-11-05 13:58:02,769 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:58:02,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:58:02,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:58:02,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:58:02,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:58:02,772 INFO L87 Difference]: Start difference. First operand 289 states and 381 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (53), 2 states have call predecessors, (53), 3 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) [2024-11-05 13:58:03,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:58:03,290 INFO L93 Difference]: Finished difference Result 542 states and 718 transitions. [2024-11-05 13:58:03,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:58:03,291 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (53), 2 states have call predecessors, (53), 3 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) Word has length 178 [2024-11-05 13:58:03,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:58:03,294 INFO L225 Difference]: With dead ends: 542 [2024-11-05 13:58:03,294 INFO L226 Difference]: Without dead ends: 293 [2024-11-05 13:58:03,296 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 13:58:03,296 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 0 mSDsluCounter, 1133 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1512 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-05 13:58:03,297 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1512 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 13:58:03,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2024-11-05 13:58:03,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2024-11-05 13:58:03,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 181 states have (on average 1.2044198895027625) internal successors, (218), 183 states have internal predecessors, (218), 84 states have call successors, (84), 26 states have call predecessors, (84), 27 states have return successors, (83), 83 states have call predecessors, (83), 82 states have call successors, (83) [2024-11-05 13:58:03,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 385 transitions. [2024-11-05 13:58:03,323 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 385 transitions. Word has length 178 [2024-11-05 13:58:03,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:58:03,324 INFO L471 AbstractCegarLoop]: Abstraction has 293 states and 385 transitions. [2024-11-05 13:58:03,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (53), 2 states have call predecessors, (53), 3 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) [2024-11-05 13:58:03,324 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 385 transitions. [2024-11-05 13:58:03,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-05 13:58:03,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:58:03,327 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:58:03,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 13:58:03,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:58:03,531 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:58:03,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:58:03,532 INFO L85 PathProgramCache]: Analyzing trace with hash 748559522, now seen corresponding path program 1 times [2024-11-05 13:58:03,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:58:03,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1230170493] [2024-11-05 13:58:03,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:58:03,532 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:58:03,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:58:03,534 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:58:03,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:58:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:58:08,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 2693 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:58:08,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:58:10,272 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-11-05 13:58:10,273 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:58:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2024-11-05 13:58:18,287 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:58:18,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1230170493] [2024-11-05 13:58:18,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1230170493] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:58:18,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:58:18,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 13:58:18,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317856143] [2024-11-05 13:58:18,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:58:18,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:58:18,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:58:18,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:58:18,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:58:18,289 INFO L87 Difference]: Start difference. First operand 293 states and 385 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-05 13:58:25,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:58:25,179 INFO L93 Difference]: Finished difference Result 544 states and 719 transitions. [2024-11-05 13:58:25,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 13:58:25,180 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 184 [2024-11-05 13:58:25,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:58:25,182 INFO L225 Difference]: With dead ends: 544 [2024-11-05 13:58:25,182 INFO L226 Difference]: Without dead ends: 295 [2024-11-05 13:58:25,183 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-05 13:58:25,184 INFO L432 NwaCegarLoop]: 356 mSDtfsCounter, 1 mSDsluCounter, 1367 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1723 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2024-11-05 13:58:25,184 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1723 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2024-11-05 13:58:25,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2024-11-05 13:58:25,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 289. [2024-11-05 13:58:25,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 178 states have (on average 1.196629213483146) internal successors, (213), 180 states have internal predecessors, (213), 84 states have call successors, (84), 26 states have call predecessors, (84), 26 states have return successors, (82), 82 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-05 13:58:25,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 379 transitions. [2024-11-05 13:58:25,196 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 379 transitions. Word has length 184 [2024-11-05 13:58:25,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:58:25,196 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 379 transitions. [2024-11-05 13:58:25,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-05 13:58:25,196 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 379 transitions. [2024-11-05 13:58:25,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-05 13:58:25,198 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:58:25,198 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:58:25,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Ended with exit code 0 [2024-11-05 13:58:25,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:58:25,399 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:58:25,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:58:25,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1901066034, now seen corresponding path program 1 times [2024-11-05 13:58:25,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:58:25,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [814780374] [2024-11-05 13:58:25,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:58:25,400 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:58:25,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:58:25,401 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:58:25,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:58:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:58:31,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 2784 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-05 13:58:31,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:58:33,360 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2024-11-05 13:58:33,360 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:58:40,662 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2024-11-05 13:58:40,662 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:58:40,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [814780374] [2024-11-05 13:58:40,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [814780374] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:58:40,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:58:40,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2024-11-05 13:58:40,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489182712] [2024-11-05 13:58:40,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:58:40,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-05 13:58:40,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:58:40,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-05 13:58:40,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:58:40,665 INFO L87 Difference]: Start difference. First operand 289 states and 379 transitions. Second operand has 8 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-05 13:58:48,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:58:48,977 INFO L93 Difference]: Finished difference Result 533 states and 716 transitions. [2024-11-05 13:58:48,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-05 13:58:48,977 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 189 [2024-11-05 13:58:48,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:58:48,981 INFO L225 Difference]: With dead ends: 533 [2024-11-05 13:58:48,981 INFO L226 Difference]: Without dead ends: 296 [2024-11-05 13:58:48,981 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 369 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-05 13:58:48,982 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 1 mSDsluCounter, 2048 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2399 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:58:48,982 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2399 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2024-11-05 13:58:48,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2024-11-05 13:58:48,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 294. [2024-11-05 13:58:48,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 182 states have (on average 1.1923076923076923) internal successors, (217), 185 states have internal predecessors, (217), 84 states have call successors, (84), 26 states have call predecessors, (84), 27 states have return successors, (87), 82 states have call predecessors, (87), 82 states have call successors, (87) [2024-11-05 13:58:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 388 transitions. [2024-11-05 13:58:49,000 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 388 transitions. Word has length 189 [2024-11-05 13:58:49,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:58:49,001 INFO L471 AbstractCegarLoop]: Abstraction has 294 states and 388 transitions. [2024-11-05 13:58:49,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-05 13:58:49,001 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 388 transitions. [2024-11-05 13:58:49,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-05 13:58:49,002 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:58:49,002 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:58:49,017 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Forceful destruction successful, exit code 0 [2024-11-05 13:58:49,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:58:49,207 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:58:49,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:58:49,208 INFO L85 PathProgramCache]: Analyzing trace with hash -728878140, now seen corresponding path program 1 times [2024-11-05 13:58:49,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:58:49,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1951251601] [2024-11-05 13:58:49,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:58:49,209 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:58:49,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:58:49,210 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:58:49,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:58:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:58:54,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 2801 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-05 13:58:54,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:58:56,797 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-05 13:58:56,797 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:59:03,941 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 29 proven. 23 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-11-05 13:59:03,941 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:59:03,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1951251601] [2024-11-05 13:59:03,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1951251601] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:59:03,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:59:03,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2024-11-05 13:59:03,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247479529] [2024-11-05 13:59:03,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:59:03,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-05 13:59:03,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:59:03,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-05 13:59:03,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-05 13:59:03,943 INFO L87 Difference]: Start difference. First operand 294 states and 388 transitions. Second operand has 8 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32)