/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy WOLF -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_reserve_relative_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 05:06:41,399 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 05:06:41,489 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 05:06:41,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 05:06:41,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 05:06:41,523 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 05:06:41,525 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 05:06:41,526 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 05:06:41,526 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 05:06:41,528 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 05:06:41,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 05:06:41,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 05:06:41,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 05:06:41,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 05:06:41,529 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 05:06:41,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 05:06:41,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 05:06:41,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 05:06:41,533 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 05:06:41,533 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 05:06:41,533 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 05:06:41,534 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 05:06:41,534 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 05:06:41,534 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 05:06:41,535 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 05:06:41,535 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 05:06:41,535 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 05:06:41,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 05:06:41,535 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 05:06:41,535 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 05:06:41,536 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 05:06:41,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 05:06:41,536 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 05:06:41,536 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 05:06:41,537 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 05:06:41,537 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 05:06:41,537 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 05:06:41,538 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 05:06:41,538 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 05:06:41,538 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 05:06:41,538 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 05:06:41,539 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-06 05:06:41,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 05:06:41,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 05:06:41,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 05:06:41,810 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 05:06:41,810 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 05:06:41,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_reserve_relative_harness_negated.i [2024-11-06 05:06:43,196 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 05:06:43,616 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 05:06:43,617 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_reserve_relative_harness_negated.i [2024-11-06 05:06:43,660 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d818edb38/7147115de9a44f5f8283408db2977be0/FLAG37c5b5f9a [2024-11-06 05:06:43,676 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d818edb38/7147115de9a44f5f8283408db2977be0 [2024-11-06 05:06:43,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 05:06:43,681 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 05:06:43,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 05:06:43,684 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 05:06:43,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 05:06:43,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 05:06:43" (1/1) ... [2024-11-06 05:06:43,691 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c214cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:43, skipping insertion in model container [2024-11-06 05:06:43,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 05:06:43" (1/1) ... [2024-11-06 05:06:43,789 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 05:06:44,063 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_byte_buf_reserve_relative_harness_negated.i[4503,4516] [2024-11-06 05:06:44,074 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_byte_buf_reserve_relative_harness_negated.i[4563,4576] [2024-11-06 05:06:44,592 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,687 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,688 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,688 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,702 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,704 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:44,704 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:44,705 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:44,705 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,706 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:44,707 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:44,709 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,710 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,713 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,713 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,723 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:44,724 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,724 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:44,724 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,729 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:44,730 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:44,730 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:44,730 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,032 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,033 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,034 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,034 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,195 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,195 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,196 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,196 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,201 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,222 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,230 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,238 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,305 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,310 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,312 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,316 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,316 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 05:06:45,458 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 05:06:45,507 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 05:06:45,515 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_byte_buf_reserve_relative_harness_negated.i[4503,4516] [2024-11-06 05:06:45,515 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_byte_buf_reserve_relative_harness_negated.i[4563,4576] [2024-11-06 05:06:45,540 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,554 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,554 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,555 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,558 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,560 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,562 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,562 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,563 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,564 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,567 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,568 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,568 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,568 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,571 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,571 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,571 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,572 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,623 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,627 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,627 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,686 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,687 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,687 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,687 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,689 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,695 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,698 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,704 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,736 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:06:45,736 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,737 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 05:06:45,803 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 05:06:45,820 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_byte_buf_reserve_relative_harness_negated.i[4503,4516] [2024-11-06 05:06:45,821 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_byte_buf_reserve_relative_harness_negated.i[4563,4576] [2024-11-06 05:06:45,853 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,853 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,854 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,859 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,860 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,860 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,860 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,908 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,909 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8085] [2024-11-06 05:06:45,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:06:45,969 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8571-8582] [2024-11-06 05:06:45,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 05:06:46,261 INFO L204 MainTranslator]: Completed translation [2024-11-06 05:06:46,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46 WrapperNode [2024-11-06 05:06:46,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 05:06:46,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 05:06:46,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 05:06:46,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 05:06:46,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,456 INFO L138 Inliner]: procedures = 701, calls = 2499, calls flagged for inlining = 58, calls inlined = 13, statements flattened = 1013 [2024-11-06 05:06:46,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 05:06:46,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 05:06:46,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 05:06:46,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 05:06:46,468 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,482 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,530 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-06 05:06:46,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 05:06:46,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 05:06:46,666 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 05:06:46,666 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 05:06:46,667 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (1/1) ... [2024-11-06 05:06:46,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 05:06:46,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 05:06:46,701 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) [2024-11-06 05:06:46,706 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 [2024-11-06 05:06:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-06 05:06:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-06 05:06:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 05:06:46,729 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-06 05:06:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-06 05:06:46,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-06 05:06:46,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-06 05:06:46,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2024-11-06 05:06:46,730 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 05:06:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 05:06:46,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 05:06:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 05:06:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 05:06:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 05:06:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-06 05:06:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 05:06:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 05:06:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 05:06:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 05:06:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_realloc [2024-11-06 05:06:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_realloc [2024-11-06 05:06:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-11-06 05:06:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-06 05:06:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-06 05:06:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-06 05:06:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 05:06:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 05:06:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 05:06:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 05:06:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 05:06:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-06 05:06:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-06 05:06:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-06 05:06:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-06 05:06:46,733 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-06 05:06:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 05:06:46,734 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 05:06:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-06 05:06:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-06 05:06:47,077 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 05:06:47,079 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 05:06:56,899 INFO L? ?]: Removed 127 outVars from TransFormulas that were not future-live. [2024-11-06 05:06:56,900 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 05:06:56,919 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 05:06:56,919 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-06 05:06:56,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 05:06:56 BoogieIcfgContainer [2024-11-06 05:06:56,920 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 05:06:56,922 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 05:06:56,922 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 05:06:56,925 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 05:06:56,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 05:06:43" (1/3) ... [2024-11-06 05:06:56,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5226d42a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 05:06:56, skipping insertion in model container [2024-11-06 05:06:56,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:06:46" (2/3) ... [2024-11-06 05:06:56,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5226d42a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 05:06:56, skipping insertion in model container [2024-11-06 05:06:56,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 05:06:56" (3/3) ... [2024-11-06 05:06:56,929 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_reserve_relative_harness_negated.i [2024-11-06 05:06:56,942 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 05:06:56,942 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 05:06:57,014 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 05:06:57,022 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;@2116dc27, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 05:06:57,022 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 05:06:57,029 INFO L276 IsEmpty]: Start isEmpty. Operand has 160 states, 111 states have (on average 1.3153153153153154) internal successors, (146), 110 states have internal predecessors, (146), 38 states have call successors, (38), 11 states have call predecessors, (38), 11 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-06 05:06:57,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-06 05:06:57,040 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 05:06:57,041 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 05:06:57,042 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 05:06:57,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 05:06:57,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1362131233, now seen corresponding path program 1 times [2024-11-06 05:06:57,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 05:06:57,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1951389093] [2024-11-06 05:06:57,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 05:06:57,073 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 [2024-11-06 05:06:57,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 05:06:57,076 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) [2024-11-06 05:06:57,078 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 [2024-11-06 05:08:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 05:08:12,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 4056 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 05:08:12,016 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 05:08:12,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-06 05:08:12,038 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 05:08:12,039 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 05:08:12,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1951389093] [2024-11-06 05:08:12,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1951389093] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 05:08:12,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 05:08:12,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 05:08:12,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114264129] [2024-11-06 05:08:12,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 05:08:12,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 05:08:12,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 05:08:12,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 05:08:12,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 05:08:12,074 INFO L87 Difference]: Start difference. First operand has 160 states, 111 states have (on average 1.3153153153153154) internal successors, (146), 110 states have internal predecessors, (146), 38 states have call successors, (38), 11 states have call predecessors, (38), 11 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-06 05:08:12,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 05:08:12,112 INFO L93 Difference]: Finished difference Result 310 states and 445 transitions. [2024-11-06 05:08:12,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 05:08:12,115 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 47 [2024-11-06 05:08:12,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 05:08:12,126 INFO L225 Difference]: With dead ends: 310 [2024-11-06 05:08:12,127 INFO L226 Difference]: Without dead ends: 155 [2024-11-06 05:08:12,134 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 05:08:12,137 INFO L432 NwaCegarLoop]: 212 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, 212 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 [2024-11-06 05:08:12,137 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 05:08:12,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-06 05:08:12,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2024-11-06 05:08:12,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 105 states have (on average 1.2571428571428571) internal successors, (132), 106 states have internal predecessors, (132), 38 states have call successors, (38), 11 states have call predecessors, (38), 11 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-06 05:08:12,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 207 transitions. [2024-11-06 05:08:12,192 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 207 transitions. Word has length 47 [2024-11-06 05:08:12,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 05:08:12,194 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 207 transitions. [2024-11-06 05:08:12,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-06 05:08:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 207 transitions. [2024-11-06 05:08:12,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-06 05:08:12,196 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 05:08:12,197 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 05:08:12,298 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 [2024-11-06 05:08:12,397 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 [2024-11-06 05:08:12,398 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 05:08:12,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 05:08:12,399 INFO L85 PathProgramCache]: Analyzing trace with hash 399886819, now seen corresponding path program 1 times [2024-11-06 05:08:12,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 05:08:12,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1633638466] [2024-11-06 05:08:12,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 05:08:12,406 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 [2024-11-06 05:08:12,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 05:08:12,410 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) [2024-11-06 05:08:12,411 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