/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 'mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 07:50:32,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 07:50:32,115 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 07:50:32,118 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 07:50:32,119 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 07:50:32,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 07:50:32,152 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 07:50:32,153 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 07:50:32,153 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 07:50:32,154 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 07:50:32,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 07:50:32,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 07:50:32,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 07:50:32,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 07:50:32,156 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 07:50:32,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 07:50:32,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 07:50:32,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 07:50:32,157 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 07:50:32,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 07:50:32,160 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 07:50:32,160 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 07:50:32,160 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 07:50:32,161 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 07:50:32,161 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 07:50:32,161 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 07:50:32,161 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 07:50:32,162 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 07:50:32,162 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 07:50:32,162 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 07:50:32,162 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 07:50:32,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 07:50:32,163 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 07:50:32,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 07:50:32,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 07:50:32,163 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 07:50:32,164 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 07:50:32,164 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 07:50:32,164 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 07:50:32,166 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 07:50:32,166 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 07:50:32,166 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 07:50:32,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 07:50:32,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 07:50:32,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 07:50:32,429 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 07:50:32,430 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 07:50:32,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i [2024-11-05 07:50:34,038 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 07:50:34,486 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 07:50:34,486 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i [2024-11-05 07:50:34,528 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd7a6bd06/55324f29da664f318b486155ec91f12a/FLAG16151502c [2024-11-05 07:50:34,607 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd7a6bd06/55324f29da664f318b486155ec91f12a [2024-11-05 07:50:34,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 07:50:34,610 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 07:50:34,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 07:50:34,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 07:50:34,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 07:50:34,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 07:50:34" (1/1) ... [2024-11-05 07:50:34,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@85bad8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:34, skipping insertion in model container [2024-11-05 07:50:34,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 07:50:34" (1/1) ... [2024-11-05 07:50:34,722 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 07:50:35,028 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i[4486,4499] [2024-11-05 07:50:35,035 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i[4546,4559] [2024-11-05 07:50:35,534 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,625 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,625 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,631 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:35,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:35,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:35,634 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:35,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:35,638 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,638 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,640 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,640 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:35,648 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:35,649 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,652 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:35,653 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,653 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:35,653 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,928 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,928 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,929 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:35,929 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,065 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,082 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,086 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,092 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,156 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,157 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,158 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,159 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,163 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,228 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,228 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,232 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,232 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,233 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,233 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 07:50:36,301 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 07:50:36,347 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 07:50:36,354 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i[4486,4499] [2024-11-05 07:50:36,355 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i[4546,4559] [2024-11-05 07:50:36,378 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,405 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,406 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,406 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,411 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,415 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,416 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,416 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,416 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,416 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,418 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,418 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,419 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,419 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,426 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,427 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,427 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,427 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,428 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,428 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,428 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,428 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,467 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,471 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,472 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,472 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,501 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,511 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,514 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,517 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,550 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,551 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,552 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,552 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,585 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,587 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,587 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,587 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,588 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:50:36,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 07:50:36,621 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 07:50:36,639 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i[4486,4499] [2024-11-05 07:50:36,640 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_eq_harness.i[4546,4559] [2024-11-05 07:50:36,676 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,677 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,677 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,677 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,678 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,687 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,781 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2024-11-05 07:50:36,783 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,783 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:50:36,797 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2024-11-05 07:50:36,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 07:50:37,123 INFO L204 MainTranslator]: Completed translation [2024-11-05 07:50:37,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37 WrapperNode [2024-11-05 07:50:37,123 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 07:50:37,124 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 07:50:37,124 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 07:50:37,125 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 07:50:37,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,340 INFO L138 Inliner]: procedures = 700, calls = 2610, calls flagged for inlining = 59, calls inlined = 5, statements flattened = 792 [2024-11-05 07:50:37,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 07:50:37,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 07:50:37,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 07:50:37,342 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 07:50:37,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,373 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,436 INFO L175 MemorySlicer]: Split 512 memory accesses to 6 slices as follows [2, 257, 6, 238, 4, 5]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 0, 6, 0, 5]. The 491 writes are split as follows [0, 257, 2, 232, 0, 0]. [2024-11-05 07:50:37,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,437 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,469 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,472 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 07:50:37,500 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 07:50:37,501 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 07:50:37,501 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 07:50:37,501 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (1/1) ... [2024-11-05 07:50:37,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 07:50:37,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 07:50:37,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-05 07:50:37,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-05 07:50:37,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 07:50:37,565 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 07:50:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 07:50:37,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 07:50:37,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 07:50:37,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 07:50:37,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 07:50:37,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 07:50:37,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 07:50:37,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 07:50:37,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 07:50:37,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 07:50:37,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 07:50:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 07:50:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 07:50:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 07:50:37,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 07:50:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 07:50:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 07:50:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-05 07:50:37,568 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-05 07:50:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 07:50:37,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 07:50:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 07:50:37,569 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 07:50:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 07:50:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 07:50:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 07:50:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 07:50:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 07:50:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 07:50:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-05 07:50:37,570 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-05 07:50:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 07:50:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 07:50:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 07:50:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 07:50:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 07:50:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 07:50:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 07:50:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 07:50:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 07:50:37,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 07:50:37,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 07:50:37,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 07:50:37,572 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-05 07:50:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-05 07:50:37,573 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 07:50:37,574 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 07:50:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 07:50:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-05 07:50:37,576 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-05 07:50:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 07:50:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 07:50:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 07:50:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 07:50:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 07:50:37,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 07:50:37,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 07:50:37,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 07:50:37,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 07:50:37,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 07:50:37,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 07:50:37,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 07:50:37,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 07:50:37,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 07:50:37,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 07:50:37,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 07:50:37,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 07:50:37,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 07:50:37,579 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 07:50:37,579 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 07:50:37,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 07:50:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 07:50:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 07:50:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 07:50:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 07:50:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 07:50:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 07:50:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 07:50:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 07:50:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 07:50:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-05 07:50:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-05 07:50:37,889 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 07:50:37,891 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 07:50:47,021 INFO L? ?]: Removed 57 outVars from TransFormulas that were not future-live. [2024-11-05 07:50:47,022 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 07:50:47,035 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 07:50:47,036 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-05 07:50:47,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 07:50:47 BoogieIcfgContainer [2024-11-05 07:50:47,036 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 07:50:47,039 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 07:50:47,039 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 07:50:47,042 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 07:50:47,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 07:50:34" (1/3) ... [2024-11-05 07:50:47,043 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b4b7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 07:50:47, skipping insertion in model container [2024-11-05 07:50:47,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:50:37" (2/3) ... [2024-11-05 07:50:47,043 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b4b7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 07:50:47, skipping insertion in model container [2024-11-05 07:50:47,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 07:50:47" (3/3) ... [2024-11-05 07:50:47,044 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_eq_harness.i [2024-11-05 07:50:47,059 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 07:50:47,059 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 07:50:47,113 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 07:50:47,119 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;@6e76c36e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 07:50:47,119 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 07:50:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 55 states have internal predecessors, (66), 24 states have call successors, (24), 9 states have call predecessors, (24), 9 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-05 07:50:47,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-05 07:50:47,133 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 07:50:47,133 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 07:50:47,134 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 07:50:47,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 07:50:47,138 INFO L85 PathProgramCache]: Analyzing trace with hash 873465649, now seen corresponding path program 1 times [2024-11-05 07:50:47,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 07:50:47,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [502732330] [2024-11-05 07:50:47,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 07:50:47,148 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 07:50:47,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 07:50:47,152 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 07:50:47,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-05 07:51:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 07:51:57,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 4042 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 07:51:57,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 07:51:57,471 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-05 07:51:57,472 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 07:51:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-05 07:51:59,219 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 07:51:59,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [502732330] [2024-11-05 07:51:59,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [502732330] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 07:51:59,219 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 07:51:59,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 07:51:59,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095206275] [2024-11-05 07:51:59,222 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 07:51:59,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 07:51:59,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 07:51:59,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 07:51:59,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 07:51:59,247 INFO L87 Difference]: Start difference. First operand has 87 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 55 states have internal predecessors, (66), 24 states have call successors, (24), 9 states have call predecessors, (24), 9 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-05 07:51:59,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 07:51:59,274 INFO L93 Difference]: Finished difference Result 171 states and 245 transitions. [2024-11-05 07:51:59,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 07:51:59,276 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) Word has length 65 [2024-11-05 07:51:59,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 07:51:59,282 INFO L225 Difference]: With dead ends: 171 [2024-11-05 07:51:59,283 INFO L226 Difference]: Without dead ends: 82 [2024-11-05 07:51:59,286 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 07:51:59,288 INFO L432 NwaCegarLoop]: 112 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, 112 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 07:51:59,289 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 07:51:59,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-05 07:51:59,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-05 07:51:59,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 48 states have (on average 1.2291666666666667) internal successors, (59), 50 states have internal predecessors, (59), 24 states have call successors, (24), 9 states have call predecessors, (24), 9 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-05 07:51:59,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 106 transitions. [2024-11-05 07:51:59,330 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 106 transitions. Word has length 65 [2024-11-05 07:51:59,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 07:51:59,331 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 106 transitions. [2024-11-05 07:51:59,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-05 07:51:59,333 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2024-11-05 07:51:59,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-05 07:51:59,337 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 07:51:59,338 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 07:51:59,461 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-05 07:51:59,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 07:51:59,543 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 07:51:59,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 07:51:59,544 INFO L85 PathProgramCache]: Analyzing trace with hash 200125107, now seen corresponding path program 1 times [2024-11-05 07:51:59,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 07:51:59,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1924875151] [2024-11-05 07:51:59,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 07:51:59,544 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 07:51:59,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 07:51:59,546 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 07:51:59,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process