/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_hash_callback_c_str_eq_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 08:11:17,795 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 08:11:17,868 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 08:11:17,872 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 08:11:17,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 08:11:17,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 08:11:17,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 08:11:17,898 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 08:11:17,899 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 08:11:17,899 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 08:11:17,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 08:11:17,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 08:11:17,900 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 08:11:17,902 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 08:11:17,902 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 08:11:17,902 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 08:11:17,902 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 08:11:17,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 08:11:17,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 08:11:17,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 08:11:17,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 08:11:17,907 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 08:11:17,908 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 08:11:17,908 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 08:11:17,908 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 08:11:17,908 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 08:11:17,909 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 08:11:17,909 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 08:11:17,909 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 08:11:17,909 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 08:11:17,910 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 08:11:17,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:11:17,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 08:11:17,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 08:11:17,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 08:11:17,913 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 08:11:17,913 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 08:11:17,914 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 08:11:17,914 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 08:11:17,914 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 08:11:17,914 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 08:11:17,914 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:11:18,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 08:11:18,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 08:11:18,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 08:11:18,167 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 08:11:18,167 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 08:11:18,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2024-11-05 08:11:19,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 08:11:19,993 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 08:11:19,994 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2024-11-05 08:11:20,035 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cbe52800/29bce4a9b8814d60ada22a3fe23a8ac4/FLAG2a2bfae59 [2024-11-05 08:11:20,099 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cbe52800/29bce4a9b8814d60ada22a3fe23a8ac4 [2024-11-05 08:11:20,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 08:11:20,103 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 08:11:20,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 08:11:20,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 08:11:20,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 08:11:20,110 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:11:20" (1/1) ... [2024-11-05 08:11:20,111 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4442d0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:20, skipping insertion in model container [2024-11-05 08:11:20,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:11:20" (1/1) ... [2024-11-05 08:11:20,251 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:11:20,573 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_callback_c_str_eq_harness.i[4500,4513] [2024-11-05 08:11:20,584 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_callback_c_str_eq_harness.i[4560,4573] [2024-11-05 08:11:21,305 WARN 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 08:11:21,414 WARN 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 08:11:21,415 WARN 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 08:11:21,415 WARN 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 08:11:21,424 WARN 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 08:11:21,426 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:21,427 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:21,427 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:21,428 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 08:11:21,429 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:21,430 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:21,434 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:21,434 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:21,436 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:21,436 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:21,445 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:21,445 WARN 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 08:11:21,448 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:21,449 WARN 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 08:11:21,451 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:21,451 WARN 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 08:11:21,451 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:21,452 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:21,777 WARN 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 08:11:21,777 WARN 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 08:11:21,778 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:21,778 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:21,931 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:21,966 WARN 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 08:11:21,975 WARN 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 08:11:21,985 WARN 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 08:11:22,045 WARN 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 08:11:22,046 WARN 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 08:11:22,048 WARN 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 08:11:22,049 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,050 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,194 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:22,200 WARN 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 08:11:22,207 WARN 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 08:11:22,219 WARN 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 08:11:22,224 WARN 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 08:11:22,231 WARN 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 08:11:22,243 WARN 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 08:11:22,247 WARN 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 08:11:22,267 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,268 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,284 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,285 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,290 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,291 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,299 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:22,301 WARN 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 08:11:22,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,310 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,312 WARN 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 08:11:22,324 WARN 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 08:11:22,328 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:22,341 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:22,345 WARN 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 08:11:22,345 WARN 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 08:11:22,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:11:22,421 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 08:11:22,474 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:11:22,478 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_callback_c_str_eq_harness.i[4500,4513] [2024-11-05 08:11:22,479 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_callback_c_str_eq_harness.i[4560,4573] [2024-11-05 08:11:22,504 WARN 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 08:11:22,518 WARN 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 08:11:22,518 WARN 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 08:11:22,519 WARN 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 08:11:22,525 WARN 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 08:11:22,526 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,526 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,526 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,527 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:22,527 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,530 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,531 WARN 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 08:11:22,531 WARN 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 08:11:22,532 WARN 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 08:11:22,532 WARN 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 08:11:22,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,553 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:22,554 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,554 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:22,554 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,555 WARN 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 08:11:22,555 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,555 WARN 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 08:11:22,586 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 08:11:22,586 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 08:11:22,586 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 08:11:22,587 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 08:11:22,607 WARN 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 08:11:22,614 WARN 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 08:11:22,616 WARN 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 08:11:22,618 WARN 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 08:11:22,644 WARN 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 08:11:22,644 WARN 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 08:11:22,646 WARN 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 08:11:22,646 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,671 WARN 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 08:11:22,676 WARN 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 08:11:22,689 WARN 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 08:11:22,694 WARN 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 08:11:22,697 WARN 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 08:11:22,703 WARN 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 08:11:22,711 WARN 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 08:11:22,715 WARN 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 08:11:22,722 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,722 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,728 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,729 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,730 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,730 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,736 WARN 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 08:11:22,737 WARN 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 08:11:22,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,740 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,740 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,742 WARN 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 08:11:22,750 WARN 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 08:11:22,752 WARN 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 08:11:22,759 WARN 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 08:11:22,765 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:22,765 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:11:22,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:11:22,796 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 08:11:22,809 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_callback_c_str_eq_harness.i[4500,4513] [2024-11-05 08:11:22,810 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_callback_c_str_eq_harness.i[4560,4573] [2024-11-05 08:11:22,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,844 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,844 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,845 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,845 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8255] [2024-11-05 08:11:22,935 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,935 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,986 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,987 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,993 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,994 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,997 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:22,997 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:23,003 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:23,004 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:23,005 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:23,005 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:23,005 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:23,005 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:23,006 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:23,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:11:23,406 INFO L204 MainTranslator]: Completed translation [2024-11-05 08:11:23,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23 WrapperNode [2024-11-05 08:11:23,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 08:11:23,409 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 08:11:23,409 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 08:11:23,409 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 08:11:23,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,557 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,622 INFO L138 Inliner]: procedures = 778, calls = 3252, calls flagged for inlining = 80, calls inlined = 5, statements flattened = 339 [2024-11-05 08:11:23,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 08:11:23,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 08:11:23,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 08:11:23,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 08:11:23,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,645 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,675 INFO L175 MemorySlicer]: Split 267 memory accesses to 4 slices as follows [2, 3, 5, 257]. 96 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 0, 5, 0]. The 257 writes are split as follows [0, 0, 0, 257]. [2024-11-05 08:11:23,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,706 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,726 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 08:11:23,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 08:11:23,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 08:11:23,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 08:11:23,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (1/1) ... [2024-11-05 08:11:23,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:11:23,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 08:11:23,767 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 08:11:23,771 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 08:11:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 08:11:23,798 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 08:11:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 08:11:23,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 08:11:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 08:11:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 08:11:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 08:11:23,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 08:11:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 08:11:23,799 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 08:11:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 08:11:23,800 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 08:11:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 08:11:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 08:11:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 08:11:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 08:11:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 08:11:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 08:11:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 08:11:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 08:11:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 08:11:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 08:11:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 08:11:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 08:11:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 08:11:23,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 08:11:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 08:11:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 08:11:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 08:11:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 08:11:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_c_str_is_allocated [2024-11-05 08:11:23,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_c_str_is_allocated [2024-11-05 08:11:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2024-11-05 08:11:23,802 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2024-11-05 08:11:24,114 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 08:11:24,116 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 08:11:32,405 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2024-11-05 08:11:32,639 INFO L? ?]: Removed 46 outVars from TransFormulas that were not future-live. [2024-11-05 08:11:32,639 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 08:11:32,653 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 08:11:32,654 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-05 08:11:32,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:11:32 BoogieIcfgContainer [2024-11-05 08:11:32,654 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 08:11:32,657 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 08:11:32,657 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 08:11:32,660 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 08:11:32,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 08:11:20" (1/3) ... [2024-11-05 08:11:32,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47eb8325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:11:32, skipping insertion in model container [2024-11-05 08:11:32,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:23" (2/3) ... [2024-11-05 08:11:32,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47eb8325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:11:32, skipping insertion in model container [2024-11-05 08:11:32,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:11:32" (3/3) ... [2024-11-05 08:11:32,663 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_c_str_eq_harness.i [2024-11-05 08:11:32,676 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 08:11:32,677 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 08:11:32,737 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 08:11:32,743 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;@5a2474a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 08:11:32,745 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 08:11:32,749 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 44 states have (on average 1.1590909090909092) internal successors, (51), 44 states have internal predecessors, (51), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-05 08:11:32,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-05 08:11:32,758 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:11:32,759 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:11:32,760 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:11:32,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:11:32,765 INFO L85 PathProgramCache]: Analyzing trace with hash 997182196, now seen corresponding path program 1 times [2024-11-05 08:11:32,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:11:32,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1218502428] [2024-11-05 08:11:32,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:11:32,777 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 08:11:32,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:11:32,780 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 08:11:32,782 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 08:12:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:12:25,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 1961 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 08:12:25,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:12:25,624 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-05 08:12:25,624 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:12:28,179 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-05 08:12:28,180 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:12:28,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1218502428] [2024-11-05 08:12:28,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1218502428] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:12:28,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:12:28,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-05 08:12:28,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262847217] [2024-11-05 08:12:28,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:12:28,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 08:12:28,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:12:28,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 08:12:28,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 08:12:28,203 INFO L87 Difference]: Start difference. First operand has 71 states, 44 states have (on average 1.1590909090909092) internal successors, (51), 44 states have internal predecessors, (51), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-05 08:12:28,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:12:28,230 INFO L93 Difference]: Finished difference Result 139 states and 186 transitions. [2024-11-05 08:12:28,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 08:12:28,233 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 67 [2024-11-05 08:12:28,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:12:28,240 INFO L225 Difference]: With dead ends: 139 [2024-11-05 08:12:28,240 INFO L226 Difference]: Without dead ends: 65 [2024-11-05 08:12:28,243 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 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 08:12:28,246 INFO L432 NwaCegarLoop]: 86 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, 86 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 08:12:28,246 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 08:12:28,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-11-05 08:12:28,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2024-11-05 08:12:28,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 39 states have internal predecessors, (41), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-05 08:12:28,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 78 transitions. [2024-11-05 08:12:28,284 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 78 transitions. Word has length 67 [2024-11-05 08:12:28,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:12:28,285 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 78 transitions. [2024-11-05 08:12:28,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-05 08:12:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 78 transitions. [2024-11-05 08:12:28,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-05 08:12:28,288 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:12:28,289 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2024-11-05 08:12:28,334 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 08:12:28,489 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 08:12:28,490 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:12:28,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:12:28,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1071895061, now seen corresponding path program 1 times [2024-11-05 08:12:28,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:12:28,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1504656658] [2024-11-05 08:12:28,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:12:28,491 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 08:12:28,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:12:28,493 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 08:12:28,494 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