/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_array_list_back_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:32:33,885 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:32:33,942 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 13:32:33,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:32:33,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:32:33,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:32:33,966 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:32:33,966 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:32:33,967 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:32:33,967 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:32:33,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:32:33,968 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:32:33,968 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:32:33,969 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:32:33,969 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:32:33,970 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:32:33,970 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:32:33,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:32:33,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:32:33,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:32:33,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:32:33,975 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:32:33,975 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:32:33,975 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:32:33,975 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:32:33,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:32:33,976 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:32:33,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:32:33,976 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:32:33,977 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:32:33,977 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:32:33,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:32:33,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:32:33,978 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:32:33,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:32:33,981 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:32:33,981 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:32:33,981 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:32:33,982 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:32:33,982 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:32:33,982 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:32:33,983 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:32:34,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:32:34,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:32:34,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:32:34,228 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:32:34,228 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:32:34,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i [2024-11-05 13:32:35,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:32:36,174 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:32:36,175 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i [2024-11-05 13:32:36,210 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/269d5337b/8e4b13e9077f4efdae7e438e6808a29a/FLAG8ef6dffba [2024-11-05 13:32:36,225 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/269d5337b/8e4b13e9077f4efdae7e438e6808a29a [2024-11-05 13:32:36,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:32:36,229 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:32:36,230 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:32:36,230 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:32:36,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:32:36,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:32:36" (1/1) ... [2024-11-05 13:32:36,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c03083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:36, skipping insertion in model container [2024-11-05 13:32:36,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:32:36" (1/1) ... [2024-11-05 13:32:36,349 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:32:36,706 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i[4493,4506] [2024-11-05 13:32:36,718 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i[4553,4566] [2024-11-05 13:32:37,666 WARN 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 13:32:37,819 WARN 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 13:32:37,820 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 13:32:37,820 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 13:32:37,834 WARN 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 13:32:37,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,837 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 13:32:37,837 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,839 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,844 WARN 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 13:32:37,847 WARN 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 13:32:37,848 WARN 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 13:32:37,848 WARN 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 13:32:37,856 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,856 WARN 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 13:32:37,857 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,857 WARN 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 13:32:37,858 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,859 WARN 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 13:32:37,859 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,859 WARN 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 13:32:37,860 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,861 WARN 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 13:32:37,861 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,862 WARN 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 13:32:37,862 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:37,862 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,152 WARN 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 13:32:38,152 WARN 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 13:32:38,153 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,153 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,232 WARN 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 13:32:38,252 WARN 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 13:32:38,252 WARN 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 13:32:38,253 WARN 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 13:32:38,253 WARN 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 13:32:38,254 WARN 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 13:32:38,254 WARN 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 13:32:38,260 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,266 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,271 WARN 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 13:32:38,272 WARN 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 13:32:38,272 WARN 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 13:32:38,272 WARN 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 13:32:38,273 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,273 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,273 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,274 WARN 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 13:32:38,274 WARN 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 13:32:38,275 WARN 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 13:32:38,275 WARN 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 13:32:38,275 WARN 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 13:32:38,276 WARN 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 13:32:38,276 WARN 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 13:32:38,332 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 13:32:38,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:32:38,393 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:32:38,453 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:32:38,459 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i[4493,4506] [2024-11-05 13:32:38,460 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i[4553,4566] [2024-11-05 13:32:38,490 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,526 WARN 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 13:32:38,527 WARN 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 13:32:38,527 WARN 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 13:32:38,534 WARN 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 13:32:38,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,536 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,538 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,540 WARN 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 13:32:38,540 WARN 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 13:32:38,541 WARN 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 13:32:38,541 WARN 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 13:32:38,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,549 WARN 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 13:32:38,549 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,549 WARN 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 13:32:38,552 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,552 WARN 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 13:32:38,552 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,552 WARN 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 13:32:38,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,553 WARN 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 13:32:38,554 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,554 WARN 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 13:32:38,554 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,554 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,609 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,609 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,610 WARN 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 13:32:38,610 WARN 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 13:32:38,631 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 13:32:38,640 WARN 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 13:32:38,641 WARN 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 13:32:38,641 WARN 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 13:32:38,641 WARN 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 13:32:38,642 WARN 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 13:32:38,642 WARN 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 13:32:38,647 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,654 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,656 WARN 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 13:32:38,656 WARN 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 13:32:38,656 WARN 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 13:32:38,656 WARN 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 13:32:38,657 WARN 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 13:32:38,657 WARN 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 13:32:38,661 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,661 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:38,662 WARN 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 13:32:38,662 WARN 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 13:32:38,662 WARN 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 13:32:38,662 WARN 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 13:32:38,663 WARN 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 13:32:38,663 WARN 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 13:32:38,684 WARN 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 13:32:38,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:32:38,708 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:32:38,724 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i[4493,4506] [2024-11-05 13:32:38,724 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i[4553,4566] [2024-11-05 13:32:38,777 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,777 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,778 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,778 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,778 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,787 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,788 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,788 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,788 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,789 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,789 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,790 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,790 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,854 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,860 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:38,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7769-7780] [2024-11-05 13:32:38,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:32:39,130 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:32:39,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39 WrapperNode [2024-11-05 13:32:39,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:32:39,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:32:39,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:32:39,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:32:39,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,285 INFO L138 Inliner]: procedures = 700, calls = 1678, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 653 [2024-11-05 13:32:39,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:32:39,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:32:39,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:32:39,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:32:39,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,313 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,416 INFO L175 MemorySlicer]: Split 313 memory accesses to 6 slices as follows [238, 2, 6, 3, 9, 55]. 76 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [6, 2, 0, 1, 5, 10]. The 239 writes are split as follows [232, 0, 2, 1, 1, 3]. [2024-11-05 13:32:39,417 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,417 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,475 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:32:39,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:32:39,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:32:39,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:32:39,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (1/1) ... [2024-11-05 13:32:39,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:32:39,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:32:39,540 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 13:32:39,546 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 13:32:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:32:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-05 13:32:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-05 13:32:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-05 13:32:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-05 13:32:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:32:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:32:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:32:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:32:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:32:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:32:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:32:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:32:39,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:32:39,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:32:39,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:32:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:32:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:32:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:32:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 13:32:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 13:32:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 13:32:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 13:32:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 13:32:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 13:32:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:32:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:32:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:32:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:32:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:32:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:32:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:32:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:32:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:32:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:32:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:32:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:32:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-05 13:32:39,575 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-05 13:32:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:32:39,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:32:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:32:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:32:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:32:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:32:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:32:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:32:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 13:32:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 13:32:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-05 13:32:39,578 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-05 13:32:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:32:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:32:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:32:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:32:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:32:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:32:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-05 13:32:39,579 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-05 13:32:39,579 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:32:39,579 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:32:39,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:32:39,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:32:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:32:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:32:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:32:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:32:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-05 13:32:39,581 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-05 13:32:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-05 13:32:39,581 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-05 13:32:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:32:39,581 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:32:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-05 13:32:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-05 13:32:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:32:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:32:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:32:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:32:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:32:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:32:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:32:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:32:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:32:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:32:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:32:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:32:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:32:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 13:32:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 13:32:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 13:32:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 13:32:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 13:32:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 13:32:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:32:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:32:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:32:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:32:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:32:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:32:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 13:32:39,586 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 13:32:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:32:39,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:32:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:32:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:32:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:32:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:32:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:32:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:32:39,587 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-05 13:32:39,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-05 13:32:39,966 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:32:39,968 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:32:49,275 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-11-05 13:32:49,275 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:32:49,292 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:32:49,292 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-05 13:32:49,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:32:49 BoogieIcfgContainer [2024-11-05 13:32:49,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:32:49,294 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:32:49,295 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:32:49,298 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:32:49,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:32:36" (1/3) ... [2024-11-05 13:32:49,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d0614f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:32:49, skipping insertion in model container [2024-11-05 13:32:49,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:39" (2/3) ... [2024-11-05 13:32:49,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d0614f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:32:49, skipping insertion in model container [2024-11-05 13:32:49,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:32:49" (3/3) ... [2024-11-05 13:32:49,300 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_back_harness.i [2024-11-05 13:32:49,314 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:32:49,314 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:32:49,380 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:32:49,386 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;@2a1769c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:32:49,386 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:32:49,392 INFO L276 IsEmpty]: Start isEmpty. Operand has 186 states, 112 states have (on average 1.2053571428571428) internal successors, (135), 113 states have internal predecessors, (135), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2024-11-05 13:32:49,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-05 13:32:49,411 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:32:49,412 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:32:49,413 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:32:49,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:32:49,417 INFO L85 PathProgramCache]: Analyzing trace with hash -357183169, now seen corresponding path program 1 times [2024-11-05 13:32:49,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:32:49,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1407279107] [2024-11-05 13:32:49,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:32:49,428 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:32:49,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:32:49,431 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 13:32:49,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:32:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:32:55,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:32:55,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:32:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-05 13:32:55,627 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:32:59,746 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-11-05 13:32:59,748 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:32:59,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1407279107] [2024-11-05 13:32:59,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1407279107] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:32:59,748 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:32:59,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:32:59,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585814633] [2024-11-05 13:32:59,750 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:32:59,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:32:59,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:32:59,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:32:59,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:32:59,787 INFO L87 Difference]: Start difference. First operand has 186 states, 112 states have (on average 1.2053571428571428) internal successors, (135), 113 states have internal predecessors, (135), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 13:32:59,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:32:59,834 INFO L93 Difference]: Finished difference Result 365 states and 518 transitions. [2024-11-05 13:32:59,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:32:59,836 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 129 [2024-11-05 13:32:59,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:32:59,844 INFO L225 Difference]: With dead ends: 365 [2024-11-05 13:32:59,844 INFO L226 Difference]: Without dead ends: 177 [2024-11-05 13:32:59,848 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 256 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 13:32:59,851 INFO L432 NwaCegarLoop]: 242 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:32:59,851 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:32:59,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-05 13:32:59,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2024-11-05 13:32:59,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 105 states have (on average 1.161904761904762) internal successors, (122), 106 states have internal predecessors, (122), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2024-11-05 13:32:59,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 230 transitions. [2024-11-05 13:32:59,904 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 230 transitions. Word has length 129 [2024-11-05 13:32:59,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:32:59,904 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 230 transitions. [2024-11-05 13:32:59,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 13:32:59,905 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 230 transitions. [2024-11-05 13:32:59,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-05 13:32:59,908 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:32:59,908 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:32:59,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Forceful destruction successful, exit code 0 [2024-11-05 13:33:00,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:00,110 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:33:00,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:33:00,110 INFO L85 PathProgramCache]: Analyzing trace with hash -298153149, now seen corresponding path program 1 times [2024-11-05 13:33:00,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:33:00,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1425990164] [2024-11-05 13:33:00,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:33:00,111 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:33:00,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:00,112 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 13:33:00,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:33:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:33:05,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:33:05,695 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:33:07,619 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-05 13:33:07,619 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:33:13,897 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 6 proven. 29 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-05 13:33:13,898 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:33:13,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1425990164] [2024-11-05 13:33:13,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1425990164] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:33:13,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:33:13,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-05 13:33:13,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352600349] [2024-11-05 13:33:13,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:33:13,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:33:13,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:33:13,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:33:13,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:33:13,901 INFO L87 Difference]: Start difference. First operand 177 states and 230 transitions. Second operand has 6 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-05 13:33:19,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:33:19,151 INFO L93 Difference]: Finished difference Result 327 states and 431 transitions. [2024-11-05 13:33:19,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:33:19,152 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 129 [2024-11-05 13:33:19,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:33:19,156 INFO L225 Difference]: With dead ends: 327 [2024-11-05 13:33:19,156 INFO L226 Difference]: Without dead ends: 179 [2024-11-05 13:33:19,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:33:19,158 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 0 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1033 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-05 13:33:19,159 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1033 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-11-05 13:33:19,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-05 13:33:19,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-05 13:33:19,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 106 states have (on average 1.1603773584905661) internal successors, (123), 108 states have internal predecessors, (123), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (60), 53 states have call predecessors, (60), 53 states have call successors, (60) [2024-11-05 13:33:19,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 238 transitions. [2024-11-05 13:33:19,179 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 238 transitions. Word has length 129 [2024-11-05 13:33:19,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:33:19,179 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 238 transitions. [2024-11-05 13:33:19,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-05 13:33:19,180 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 238 transitions. [2024-11-05 13:33:19,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-05 13:33:19,182 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:33:19,182 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:33:19,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 13:33:19,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:19,383 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:33:19,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:33:19,384 INFO L85 PathProgramCache]: Analyzing trace with hash 882958805, now seen corresponding path program 1 times [2024-11-05 13:33:19,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:33:19,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1160727765] [2024-11-05 13:33:19,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:33:19,385 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:33:19,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:19,387 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 13:33:19,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:33:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:33:24,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 2604 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:33:24,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:33:26,518 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-05 13:33:26,519 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:33:33,626 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 14 proven. 21 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-05 13:33:33,626 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:33:33,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1160727765] [2024-11-05 13:33:33,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1160727765] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:33:33,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:33:33,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-05 13:33:33,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223869670] [2024-11-05 13:33:33,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:33:33,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:33:33,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:33:33,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:33:33,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:33:33,629 INFO L87 Difference]: Start difference. First operand 179 states and 238 transitions. Second operand has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-05 13:33:38,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:33:38,702 INFO L93 Difference]: Finished difference Result 295 states and 395 transitions. [2024-11-05 13:33:38,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:33:38,703 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 144 [2024-11-05 13:33:38,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:33:38,706 INFO L225 Difference]: With dead ends: 295 [2024-11-05 13:33:38,706 INFO L226 Difference]: Without dead ends: 179 [2024-11-05 13:33:38,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:33:38,708 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 0 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1033 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-05 13:33:38,708 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1033 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-11-05 13:33:38,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-05 13:33:38,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-05 13:33:38,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 106 states have (on average 1.1603773584905661) internal successors, (123), 108 states have internal predecessors, (123), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (59), 53 states have call predecessors, (59), 53 states have call successors, (59) [2024-11-05 13:33:38,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 237 transitions. [2024-11-05 13:33:38,728 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 237 transitions. Word has length 144 [2024-11-05 13:33:38,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:33:38,729 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 237 transitions. [2024-11-05 13:33:38,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-05 13:33:38,729 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 237 transitions. [2024-11-05 13:33:38,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-05 13:33:38,731 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:33:38,731 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:33:38,746 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-05 13:33:38,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:38,936 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:33:38,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:33:38,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1469361281, now seen corresponding path program 2 times [2024-11-05 13:33:38,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:33:38,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [447182793] [2024-11-05 13:33:38,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:33:38,937 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:33:38,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:38,939 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 13:33:38,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:33:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:33:43,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 2704 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-05 13:33:43,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:33:47,971 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-05 13:33:47,972 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:33:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-05 13:33:57,734 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:33:57,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [447182793] [2024-11-05 13:33:57,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [447182793] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:33:57,734 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:33:57,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 7 [2024-11-05 13:33:57,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334922285] [2024-11-05 13:33:57,735 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:33:57,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 13:33:57,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:33:57,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 13:33:57,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:33:57,737 INFO L87 Difference]: Start difference. First operand 179 states and 237 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-05 13:34:00,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:34:00,068 INFO L93 Difference]: Finished difference Result 310 states and 415 transitions. [2024-11-05 13:34:00,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-05 13:34:00,069 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) Word has length 159 [2024-11-05 13:34:00,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:34:00,071 INFO L225 Difference]: With dead ends: 310 [2024-11-05 13:34:00,071 INFO L226 Difference]: Without dead ends: 197 [2024-11-05 13:34:00,072 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 311 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:34:00,073 INFO L432 NwaCegarLoop]: 225 mSDtfsCounter, 6 mSDsluCounter, 1119 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1344 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-05 13:34:00,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 1344 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-05 13:34:00,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-11-05 13:34:00,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 193. [2024-11-05 13:34:00,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 115 states have (on average 1.1565217391304348) internal successors, (133), 117 states have internal predecessors, (133), 59 states have call successors, (59), 17 states have call predecessors, (59), 18 states have return successors, (64), 58 states have call predecessors, (64), 57 states have call successors, (64) [2024-11-05 13:34:00,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 256 transitions. [2024-11-05 13:34:00,099 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 256 transitions. Word has length 159 [2024-11-05 13:34:00,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:34:00,099 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 256 transitions. [2024-11-05 13:34:00,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-05 13:34:00,100 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 256 transitions. [2024-11-05 13:34:00,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-05 13:34:00,102 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:34:00,102 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 13:34:00,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Forceful destruction successful, exit code 0 [2024-11-05 13:34:00,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:00,303 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:34:00,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:34:00,304 INFO L85 PathProgramCache]: Analyzing trace with hash -593342275, now seen corresponding path program 1 times [2024-11-05 13:34:00,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:34:00,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1311612236] [2024-11-05 13:34:00,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:34:00,304 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:34:00,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:00,306 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 13:34:00,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:34:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:34:05,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 2702 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:34:05,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:34:06,623 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-05 13:34:06,624 INFO L311 TraceCheckSpWp]: Computing backward predicates...