/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 'cvc4 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_string_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:42:38,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:42:38,542 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 20:42:38,547 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:42:38,548 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:42:38,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:42:38,577 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:42:38,577 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:42:38,578 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:42:38,578 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:42:38,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:42:38,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:42:38,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:42:38,580 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:42:38,580 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:42:38,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:42:38,581 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:42:38,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:42:38,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:42:38,582 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:42:38,582 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:42:38,582 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:42:38,586 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:42:38,587 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:42:38,587 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:42:38,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:42:38,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:42:38,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:42:38,588 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:42:38,588 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:42:38,588 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:42:38,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:42:38,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:42:38,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:42:38,591 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:42:38,591 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:42:38,591 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:42:38,591 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:42:38,591 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:42:38,591 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:42:38,592 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:42:38,592 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:42:38,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:42:38,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:42:38,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:42:38,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:42:38,878 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:42:38,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_string_harness.i [2024-11-04 20:42:40,486 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:42:41,049 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:42:41,051 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_string_harness.i [2024-11-04 20:42:41,100 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbda1da6/7ce698c6fd5347e09fc9848c4bfd9154/FLAG77c6fc951 [2024-11-04 20:42:41,588 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dbda1da6/7ce698c6fd5347e09fc9848c4bfd9154 [2024-11-04 20:42:41,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:42:41,593 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:42:41,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:42:41,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:42:41,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:42:41,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:42:41" (1/1) ... [2024-11-04 20:42:41,602 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ff0d048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:41, skipping insertion in model container [2024-11-04 20:42:41,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:42:41" (1/1) ... [2024-11-04 20:42:41,704 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:42:42,151 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_string_harness.i[4489,4502] [2024-11-04 20:42:42,167 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_string_harness.i[4549,4562] [2024-11-04 20:42:43,939 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,172 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,173 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,176 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,192 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,203 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,204 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,204 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,212 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,215 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,222 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,223 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,241 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,241 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,242 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,242 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,244 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,244 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,245 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,246 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,251 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,252 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,252 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:44,253 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:44,253 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,069 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,070 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,071 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,071 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,333 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,731 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,744 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,757 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,770 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,779 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,786 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,804 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,811 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,840 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,841 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,870 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,871 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,887 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,888 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,892 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,894 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,894 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,895 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,895 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,896 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:45,898 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,912 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,914 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,930 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,931 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,938 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,938 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:45,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:42:46,005 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:42:46,098 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:42:46,102 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_string_harness.i[4489,4502] [2024-11-04 20:42:46,103 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_string_harness.i[4549,4562] [2024-11-04 20:42:46,127 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,136 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,136 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,137 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,140 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,140 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,141 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,141 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,141 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,141 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,145 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,147 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,147 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,148 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,148 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,155 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,156 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,156 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,156 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,157 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,160 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,160 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,161 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,161 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,161 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,162 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,162 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,162 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,204 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,205 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,205 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,206 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,246 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,292 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,299 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,309 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,316 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,320 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,325 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,333 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,336 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,346 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,348 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,356 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,358 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,360 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,360 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,368 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,369 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,374 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,377 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,379 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,387 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,389 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,398 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,400 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,402 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,402 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:46,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:42:46,435 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:42:46,449 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_string_harness.i[4489,4502] [2024-11-04 20:42:46,450 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_string_harness.i[4549,4562] [2024-11-04 20:42:46,479 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,479 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,479 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,480 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,480 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,486 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,487 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,487 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,487 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,488 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,489 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,489 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,489 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-04 20:42:46,612 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,613 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,618 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,618 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,629 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,629 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,629 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,630 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,630 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:46,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:42:46,951 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 20:42:46,961 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:42:46,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46 WrapperNode [2024-11-04 20:42:46,961 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:42:46,962 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:42:46,963 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:42:46,963 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:42:46,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,162 INFO L138 Inliner]: procedures = 784, calls = 2477, calls flagged for inlining = 69, calls inlined = 5, statements flattened = 526 [2024-11-04 20:42:47,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:42:47,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:42:47,164 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:42:47,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:42:47,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,197 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,292 INFO L175 MemorySlicer]: Split 353 memory accesses to 7 slices as follows [2, 3, 238, 7, 7, 5, 91]. 67 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 0, 6, 1, 1, 5, 0]. The 244 writes are split as follows [0, 1, 232, 4, 4, 0, 3]. [2024-11-04 20:42:47,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,293 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,349 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,368 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:42:47,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:42:47,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:42:47,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:42:47,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (1/1) ... [2024-11-04 20:42:47,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:42:47,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:42:47,428 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) [2024-11-04 20:42:47,430 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 [2024-11-04 20:42:47,458 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-04 20:42:47,458 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-04 20:42:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-04 20:42:47,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-04 20:42:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 20:42:47,459 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 20:42:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:42:47,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:42:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:42:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:42:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:42:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:42:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:42:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:42:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:42:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 20:42:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 20:42:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:42:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:42:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 20:42:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 20:42:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:42:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:42:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:42:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:42:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:42:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 20:42:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 20:42:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2024-11-04 20:42:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2024-11-04 20:42:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:42:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2024-11-04 20:42:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2024-11-04 20:42:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 20:42:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 20:42:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:42:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:42:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:42:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 20:42:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 20:42:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 20:42:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:42:47,466 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:42:47,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 20:42:47,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:42:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:42:47,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 20:42:47,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 20:42:47,469 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-04 20:42:47,469 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-04 20:42:47,817 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:42:47,822 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:42:56,199 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-04 20:42:56,255 INFO L? ?]: Removed 199 outVars from TransFormulas that were not future-live. [2024-11-04 20:42:56,255 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:42:56,273 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:42:56,274 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-04 20:42:56,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:42:56 BoogieIcfgContainer [2024-11-04 20:42:56,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:42:56,279 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:42:56,279 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:42:56,283 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:42:56,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:42:41" (1/3) ... [2024-11-04 20:42:56,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c8b11a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:42:56, skipping insertion in model container [2024-11-04 20:42:56,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:46" (2/3) ... [2024-11-04 20:42:56,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c8b11a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:42:56, skipping insertion in model container [2024-11-04 20:42:56,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:42:56" (3/3) ... [2024-11-04 20:42:56,285 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_string_harness.i [2024-11-04 20:42:56,303 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:42:56,304 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:42:56,393 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:42:56,401 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;@6066f5e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:42:56,401 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:42:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 118 states have (on average 1.4661016949152543) internal successors, (173), 118 states have internal predecessors, (173), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-04 20:42:56,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-04 20:42:56,424 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:42:56,426 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:42:56,426 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:42:56,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:42:56,433 INFO L85 PathProgramCache]: Analyzing trace with hash 845085443, now seen corresponding path program 1 times [2024-11-04 20:42:56,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:42:56,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [119673987] [2024-11-04 20:42:56,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:42:56,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:42:56,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:42:56,449 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:42:56,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-04 20:43:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:43:04,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 2439 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 20:43:04,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:43:04,734 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-04 20:43:04,734 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:43:07,401 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-04 20:43:07,402 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:43:07,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [119673987] [2024-11-04 20:43:07,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [119673987] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:43:07,403 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:43:07,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-04 20:43:07,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51748516] [2024-11-04 20:43:07,405 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:43:07,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 20:43:07,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:43:07,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 20:43:07,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:43:07,453 INFO L87 Difference]: Start difference. First operand has 144 states, 118 states have (on average 1.4661016949152543) internal successors, (173), 118 states have internal predecessors, (173), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) 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, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-04 20:43:07,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:43:07,497 INFO L93 Difference]: Finished difference Result 277 states and 402 transitions. [2024-11-04 20:43:07,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 20:43:07,499 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, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 93 [2024-11-04 20:43:07,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:43:07,510 INFO L225 Difference]: With dead ends: 277 [2024-11-04 20:43:07,510 INFO L226 Difference]: Without dead ends: 135 [2024-11-04 20:43:07,515 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:43:07,519 INFO L432 NwaCegarLoop]: 196 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, 196 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 [2024-11-04 20:43:07,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 20:43:07,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2024-11-04 20:43:07,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2024-11-04 20:43:07,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 110 states have (on average 1.4454545454545455) internal successors, (159), 110 states have internal predecessors, (159), 15 states have call successors, (15), 10 states have call predecessors, (15), 9 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-04 20:43:07,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 188 transitions. [2024-11-04 20:43:07,575 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 188 transitions. Word has length 93 [2024-11-04 20:43:07,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:43:07,576 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 188 transitions. [2024-11-04 20:43:07,576 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, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-04 20:43:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2024-11-04 20:43:07,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-04 20:43:07,581 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:43:07,581 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:43:07,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-04 20:43:07,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:07,783 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:43:07,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:43:07,784 INFO L85 PathProgramCache]: Analyzing trace with hash -647389565, now seen corresponding path program 1 times [2024-11-04 20:43:07,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:43:07,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [278412223] [2024-11-04 20:43:07,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:43:07,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:07,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:43:07,786 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:43:07,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-04 20:43:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:43:15,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 2439 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-04 20:43:15,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:43:22,341 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-04 20:43:22,341 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:43:30,568 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-04 20:43:30,568 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:43:30,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [278412223] [2024-11-04 20:43:30,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [278412223] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:43:30,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:43:30,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 14 [2024-11-04 20:43:30,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003417598] [2024-11-04 20:43:30,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:43:30,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-04 20:43:30,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:43:30,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-04 20:43:30,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-04 20:43:30,572 INFO L87 Difference]: Start difference. First operand 135 states and 188 transitions. Second operand has 13 states, 12 states have (on average 4.5) internal successors, (54), 11 states have internal predecessors, (54), 4 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) [2024-11-04 20:43:38,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:43:38,963 INFO L93 Difference]: Finished difference Result 244 states and 351 transitions. [2024-11-04 20:43:38,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-04 20:43:38,964 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 4.5) internal successors, (54), 11 states have internal predecessors, (54), 4 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) Word has length 93 [2024-11-04 20:43:38,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:43:38,969 INFO L225 Difference]: With dead ends: 244 [2024-11-04 20:43:38,970 INFO L226 Difference]: Without dead ends: 143 [2024-11-04 20:43:38,971 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2024-11-04 20:43:38,973 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 13 mSDsluCounter, 1746 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-04 20:43:38,973 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 1924 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2024-11-04 20:43:38,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2024-11-04 20:43:38,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 140. [2024-11-04 20:43:38,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 114 states have (on average 1.4385964912280702) internal successors, (164), 115 states have internal predecessors, (164), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (16), 14 states have call predecessors, (16), 14 states have call successors, (16) [2024-11-04 20:43:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 195 transitions. [2024-11-04 20:43:38,991 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 195 transitions. Word has length 93 [2024-11-04 20:43:38,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:43:38,992 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 195 transitions. [2024-11-04 20:43:38,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 4.5) internal successors, (54), 11 states have internal predecessors, (54), 4 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) [2024-11-04 20:43:38,993 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 195 transitions. [2024-11-04 20:43:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-04 20:43:38,995 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:43:38,995 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 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] [2024-11-04 20:43:39,014 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-04 20:43:39,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:39,197 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:43:39,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:43:39,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1091290239, now seen corresponding path program 1 times [2024-11-04 20:43:39,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:43:39,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [930795539] [2024-11-04 20:43:39,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:43:39,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:39,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:43:39,201 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:43:39,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-04 20:43:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:43:45,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 2442 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-04 20:43:45,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:43:57,413 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-04 20:43:57,413 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:44:11,711 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-04 20:44:11,711 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:44:11,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [930795539] [2024-11-04 20:44:11,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [930795539] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:44:11,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:44:11,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [16] total 18 [2024-11-04 20:44:11,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418026358] [2024-11-04 20:44:11,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:44:11,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-04 20:44:11,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:44:11,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-04 20:44:11,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=267, Unknown=0, NotChecked=0, Total=306 [2024-11-04 20:44:11,714 INFO L87 Difference]: Start difference. First operand 140 states and 195 transitions. Second operand has 16 states, 14 states have (on average 4.071428571428571) internal successors, (57), 14 states have internal predecessors, (57), 7 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13)