/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_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:42:45,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:42:45,217 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 20:42:45,223 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:42:45,224 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:42:45,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:42:45,251 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:42:45,251 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:42:45,251 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:42:45,252 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:42:45,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:42:45,256 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:42:45,257 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:42:45,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:42:45,257 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:42:45,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:42:45,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:42:45,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:42:45,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:42:45,258 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:42:45,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:42:45,264 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:42:45,265 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:42:45,265 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:42:45,265 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:42:45,265 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:42:45,265 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:42:45,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:42:45,266 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:42:45,266 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:42:45,266 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:42:45,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:42:45,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:42:45,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:42:45,267 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:42:45,267 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:42:45,267 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:42:45,267 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:42:45,268 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:42:45,268 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:42:45,268 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:42:45,268 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:42:45,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:42:45,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:42:45,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:42:45,520 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:42:45,521 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:42:45,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_string_harness_negated.i [2024-11-04 20:42:46,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:42:47,466 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:42:47,466 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_string_harness_negated.i [2024-11-04 20:42:47,516 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d069e964b/5f02f298f66b49a0b2e66ef5cbaa91c2/FLAGf8f7b663f [2024-11-04 20:42:48,012 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d069e964b/5f02f298f66b49a0b2e66ef5cbaa91c2 [2024-11-04 20:42:48,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:42:48,017 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:42:48,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:42:48,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:42:48,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:42:48,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:42:48" (1/1) ... [2024-11-04 20:42:48,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41d58eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:48, skipping insertion in model container [2024-11-04 20:42:48,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:42:48" (1/1) ... [2024-11-04 20:42:48,157 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:42:48,476 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_negated.i[4489,4502] [2024-11-04 20:42:48,487 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_negated.i[4549,4562] [2024-11-04 20:42:50,172 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 20:42:50,406 WARN 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 20:42:50,406 WARN 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 20:42:50,407 WARN 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 20:42:50,413 WARN 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 20:42:50,415 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,416 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,416 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,417 WARN 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 20:42:50,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,419 WARN 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 20:42:50,420 WARN 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 20:42:50,426 WARN 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 20:42:50,426 WARN 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 20:42:50,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,433 WARN 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 20:42:50,434 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,434 WARN 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 20:42:50,435 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,435 WARN 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 20:42:50,436 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,436 WARN 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 20:42:50,437 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,438 WARN 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 20:42:50,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,438 WARN 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 20:42:50,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:50,439 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:51,506 WARN 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 20:42:51,506 WARN 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 20:42:51,507 WARN 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 20:42:51,507 WARN 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 20:42:51,693 WARN 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 20:42:51,981 WARN 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 20:42:51,995 WARN 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 20:42:52,007 WARN 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 20:42:52,024 WARN 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 20:42:52,029 WARN 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 20:42:52,047 WARN 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 20:42:52,074 WARN 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 20:42:52,079 WARN 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 20:42:52,120 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,122 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,167 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,169 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,177 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,181 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,193 WARN 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 20:42:52,194 WARN 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 20:42:52,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,205 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 20:42:52,220 WARN 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 20:42:52,228 WARN 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 20:42:52,248 WARN 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 20:42:52,250 WARN 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 20:42:52,257 WARN 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 20:42:52,258 WARN 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 20:42:52,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:42:52,325 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:42:52,381 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:42:52,387 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_negated.i[4489,4502] [2024-11-04 20:42:52,388 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_negated.i[4549,4562] [2024-11-04 20:42:52,413 WARN 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 20:42:52,428 WARN 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 20:42:52,428 WARN 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 20:42:52,429 WARN 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 20:42:52,431 WARN 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 20:42:52,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,433 WARN 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 20:42:52,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,434 WARN 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 20:42:52,434 WARN 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 20:42:52,435 WARN 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 20:42:52,435 WARN 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 20:42:52,439 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,439 WARN 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 20:42:52,440 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,440 WARN 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 20:42:52,441 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,442 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,442 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,442 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,443 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,443 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,443 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,443 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,444 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,444 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,486 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,486 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,487 WARN 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 20:42:52,487 WARN 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 20:42:52,523 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,567 WARN 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 20:42:52,574 WARN 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 20:42:52,579 WARN 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 20:42:52,591 WARN 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 20:42:52,596 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,600 WARN 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 20:42:52,608 WARN 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 20:42:52,612 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,618 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,627 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,627 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,641 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,642 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,643 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,643 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,644 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,644 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,644 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,645 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,645 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,648 WARN 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 20:42:52,657 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,661 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:42:52,668 WARN 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 20:42:52,670 WARN 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 20:42:52,675 WARN 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 20:42:52,675 WARN 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 20:42:52,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:42:52,703 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:42:52,720 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_negated.i[4489,4502] [2024-11-04 20:42:52,721 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_negated.i[4549,4562] [2024-11-04 20:42:52,759 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,760 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,766 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,766 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,767 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,767 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,767 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-04 20:42:52,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,883 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,890 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,891 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,894 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,895 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,905 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,905 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:42:52,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:42:53,163 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 20:42:53,173 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:42:53,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53 WrapperNode [2024-11-04 20:42:53,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:42:53,176 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:42:53,176 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:42:53,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:42:53,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,379 INFO L138 Inliner]: procedures = 784, calls = 2477, calls flagged for inlining = 69, calls inlined = 5, statements flattened = 526 [2024-11-04 20:42:53,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:42:53,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:42:53,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:42:53,380 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:42:53,394 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,418 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,487 INFO L175 MemorySlicer]: Split 353 memory accesses to 7 slices as follows [2, 5, 238, 91, 7, 7, 3]. 67 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 5, 6, 0, 1, 1, 0]. The 244 writes are split as follows [0, 0, 232, 3, 4, 4, 1]. [2024-11-04 20:42:53,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,488 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,550 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:42:53,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:42:53,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:42:53,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:42:53,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (1/1) ... [2024-11-04 20:42:53,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:42:53,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:42:53,656 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 20:42:53,663 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 20:42:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-04 20:42:53,687 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-04 20:42:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-04 20:42:53,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-04 20:42:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 20:42:53,687 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 20:42:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:42:53,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:42:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:42:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:42:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:42:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:42:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:42:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:42:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:42:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 20:42:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 20:42:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:42:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:42:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 20:42:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 20:42:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2024-11-04 20:42:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2024-11-04 20:42:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 20:42:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:42:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:42:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:42:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:42:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 20:42:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 20:42:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 20:42:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 20:42:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 20:42:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 20:42:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 20:42:53,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 20:42:53,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-04 20:42:53,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:42:53,698 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 20:42:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 20:42:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-04 20:42:53,700 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-04 20:42:54,011 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:42:54,014 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:43:03,694 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-04 20:43:03,727 INFO L? ?]: Removed 199 outVars from TransFormulas that were not future-live. [2024-11-04 20:43:03,727 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:43:03,749 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:43:03,751 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-04 20:43:03,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:43:03 BoogieIcfgContainer [2024-11-04 20:43:03,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:43:03,760 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:43:03,760 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:43:03,763 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:43:03,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:42:48" (1/3) ... [2024-11-04 20:43:03,764 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4189313a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:43:03, skipping insertion in model container [2024-11-04 20:43:03,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:42:53" (2/3) ... [2024-11-04 20:43:03,764 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4189313a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:43:03, skipping insertion in model container [2024-11-04 20:43:03,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:43:03" (3/3) ... [2024-11-04 20:43:03,765 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_string_harness_negated.i [2024-11-04 20:43:03,800 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:43:03,801 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:43:03,931 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:43:03,940 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;@546bbc0e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:43:03,940 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:43:03,950 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 20:43:03,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-04 20:43:03,962 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:43:03,962 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 20:43:03,963 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:43:03,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:43:03,967 INFO L85 PathProgramCache]: Analyzing trace with hash 845085443, now seen corresponding path program 1 times [2024-11-04 20:43:03,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:43:03,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1788931719] [2024-11-04 20:43:03,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:43:03,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:03,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:43:03,978 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 20:43:03,982 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 20:43:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:43:10,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 2439 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 20:43:10,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:43:10,755 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 20:43:10,755 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:43:14,197 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 20:43:14,197 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:43:14,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1788931719] [2024-11-04 20:43:14,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1788931719] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:43:14,200 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:43:14,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-04 20:43:14,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003223669] [2024-11-04 20:43:14,202 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:43:14,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 20:43:14,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:43:14,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 20:43:14,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:43:14,259 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 20:43:14,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:43:14,294 INFO L93 Difference]: Finished difference Result 277 states and 402 transitions. [2024-11-04 20:43:14,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 20:43:14,296 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 20:43:14,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:43:14,303 INFO L225 Difference]: With dead ends: 277 [2024-11-04 20:43:14,304 INFO L226 Difference]: Without dead ends: 135 [2024-11-04 20:43:14,306 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 20:43:14,309 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 20:43:14,310 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 20:43:14,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2024-11-04 20:43:14,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2024-11-04 20:43:14,341 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 20:43:14,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 188 transitions. [2024-11-04 20:43:14,345 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 188 transitions. Word has length 93 [2024-11-04 20:43:14,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:43:14,346 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 188 transitions. [2024-11-04 20:43:14,346 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 20:43:14,346 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2024-11-04 20:43:14,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-04 20:43:14,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:43:14,352 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 20:43:14,364 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 20:43:14,553 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 20:43:14,553 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:43:14,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:43:14,554 INFO L85 PathProgramCache]: Analyzing trace with hash -647389565, now seen corresponding path program 1 times [2024-11-04 20:43:14,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:43:14,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1036994446] [2024-11-04 20:43:14,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:43:14,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:14,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:43:14,557 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 20:43:14,558 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 20:43:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:43:20,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 2439 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-04 20:43:20,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:43:28,996 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 20:43:28,997 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:43:38,995 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 20:43:38,996 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:43:38,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1036994446] [2024-11-04 20:43:38,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1036994446] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:43:38,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:43:38,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 14 [2024-11-04 20:43:38,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561524800] [2024-11-04 20:43:38,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:43:38,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-04 20:43:38,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:43:39,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-04 20:43:39,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-04 20:43:39,001 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 20:43:50,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:43:50,314 INFO L93 Difference]: Finished difference Result 244 states and 351 transitions. [2024-11-04 20:43:50,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-04 20:43:50,316 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 20:43:50,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:43:50,325 INFO L225 Difference]: With dead ends: 244 [2024-11-04 20:43:50,325 INFO L226 Difference]: Without dead ends: 143 [2024-11-04 20:43:50,326 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2024-11-04 20:43:50,327 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 13 mSDsluCounter, 1746 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s 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, 9.3s IncrementalHoareTripleChecker+Time [2024-11-04 20:43:50,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 1924 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2024-11-04 20:43:50,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2024-11-04 20:43:50,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 140. [2024-11-04 20:43:50,355 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 20:43:50,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 195 transitions. [2024-11-04 20:43:50,361 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 195 transitions. Word has length 93 [2024-11-04 20:43:50,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:43:50,362 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 195 transitions. [2024-11-04 20:43:50,362 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 20:43:50,362 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 195 transitions. [2024-11-04 20:43:50,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-04 20:43:50,367 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:43:50,368 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 20:43:50,387 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-04 20:43:50,568 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 20:43:50,569 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:43:50,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:43:50,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1091290239, now seen corresponding path program 1 times [2024-11-04 20:43:50,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:43:50,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1180706571] [2024-11-04 20:43:50,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:43:50,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:50,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:43:50,577 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 20:43:50,582 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 20:43:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:43:56,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 2442 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-04 20:43:56,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:44:10,603 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 20:44:10,603 INFO L311 TraceCheckSpWp]: Computing backward predicates...