/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc4 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:25:50,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:25:50,316 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 20:25:50,321 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:25:50,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:25:50,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:25:50,350 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:25:50,352 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:25:50,353 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:25:50,354 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:25:50,354 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:25:50,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:25:50,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:25:50,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:25:50,355 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:25:50,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:25:50,358 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:25:50,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:25:50,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:25:50,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:25:50,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:25:50,361 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:25:50,362 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:25:50,362 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:25:50,362 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:25:50,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:25:50,363 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:25:50,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:25:50,363 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:25:50,363 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:25:50,364 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:25:50,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:25:50,364 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:25:50,364 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:25:50,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:25:50,367 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:25:50,367 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:25:50,368 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:25:50,368 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:25:50,368 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:25:50,368 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:25:50,369 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:25:50,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:25:50,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:25:50,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:25:50,650 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:25:50,650 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:25:50,651 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness.i [2024-11-04 20:25:52,215 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:25:52,701 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:25:52,702 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness.i [2024-11-04 20:25:52,748 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51e0b47fa/9973df6fd8b84a0d8687b52cbbdd4aae/FLAG1deab89cb [2024-11-04 20:25:52,764 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51e0b47fa/9973df6fd8b84a0d8687b52cbbdd4aae [2024-11-04 20:25:52,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:25:52,768 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:25:52,771 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:25:52,771 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:25:52,777 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:25:52,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:25:52" (1/1) ... [2024-11-04 20:25:52,779 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@521d3106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:52, skipping insertion in model container [2024-11-04 20:25:52,779 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:25:52" (1/1) ... [2024-11-04 20:25:52,877 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:25:53,184 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_advance_harness.i[4494,4507] [2024-11-04 20:25:53,199 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_advance_harness.i[4554,4567] [2024-11-04 20:25:54,171 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,292 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,292 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,293 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,304 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,312 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,312 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,313 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,316 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,317 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,319 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,319 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,327 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,330 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,330 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,331 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,333 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,333 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,333 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,334 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,723 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,724 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,725 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,725 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,827 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,839 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,848 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,852 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,857 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,911 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,913 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,915 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:54,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:54,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:25:55,047 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:25:55,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:25:55,086 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_advance_harness.i[4494,4507] [2024-11-04 20:25:55,088 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_advance_harness.i[4554,4567] [2024-11-04 20:25:55,119 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,142 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,143 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,143 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,153 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,157 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,158 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,158 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,159 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,160 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,166 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,166 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,167 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,168 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,171 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,176 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,177 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,177 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,178 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,178 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,178 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,179 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,229 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,229 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,230 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,230 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,273 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,280 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,283 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,286 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,292 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,331 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,332 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,333 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:55,334 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,334 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:25:55,424 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:25:55,444 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_advance_harness.i[4494,4507] [2024-11-04 20:25:55,445 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_advance_harness.i[4554,4567] [2024-11-04 20:25:55,492 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,493 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,493 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,493 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,494 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,505 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,507 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,507 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-04 20:25:55,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:55,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-04 20:25:55,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:25:55,882 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:25:55,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55 WrapperNode [2024-11-04 20:25:55,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:25:55,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:25:55,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:25:55,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:25:55,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,102 INFO L138 Inliner]: procedures = 700, calls = 2671, calls flagged for inlining = 60, calls inlined = 8, statements flattened = 976 [2024-11-04 20:25:56,103 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:25:56,104 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:25:56,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:25:56,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:25:56,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,127 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,218 INFO L175 MemorySlicer]: Split 591 memory accesses to 5 slices as follows [2, 257, 81, 6, 245]. 43 percent of accesses are in the largest equivalence class. The 25 initializations are split as follows [2, 0, 12, 0, 11]. The 508 writes are split as follows [0, 257, 17, 2, 232]. [2024-11-04 20:25:56,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,285 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,301 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,322 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:25:56,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:25:56,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:25:56,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:25:56,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (1/1) ... [2024-11-04 20:25:56,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:25:56,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:25:56,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-04 20:25:56,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-04 20:25:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-04 20:25:56,399 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-04 20:25:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:25:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 20:25:56,401 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 20:25:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:25:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:25:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:25:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:25:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:25:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:25:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:25:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:25:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:25:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:25:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-04 20:25:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:25:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:25:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:25:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-04 20:25:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-04 20:25:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:25:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:25:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 20:25:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 20:25:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 20:25:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 20:25:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 20:25:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 20:25:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 20:25:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-04 20:25:56,405 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:25:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:25:56,405 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:25:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 20:25:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 20:25:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 20:25:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 20:25:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 20:25:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:25:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:25:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:25:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:25:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:25:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-04 20:25:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-04 20:25:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2024-11-04 20:25:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2024-11-04 20:25:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:25:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:25:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:25:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:25:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:25:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 20:25:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 20:25:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 20:25:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 20:25:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-04 20:25:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-04 20:25:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-04 20:25:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-04 20:25:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-04 20:25:56,802 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:25:56,804 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:26:19,622 INFO L? ?]: Removed 110 outVars from TransFormulas that were not future-live. [2024-11-04 20:26:19,623 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:26:19,652 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:26:19,652 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-04 20:26:19,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:26:19 BoogieIcfgContainer [2024-11-04 20:26:19,653 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:26:19,658 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:26:19,659 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:26:19,663 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:26:19,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:25:52" (1/3) ... [2024-11-04 20:26:19,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@279f6753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:26:19, skipping insertion in model container [2024-11-04 20:26:19,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:55" (2/3) ... [2024-11-04 20:26:19,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@279f6753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:26:19, skipping insertion in model container [2024-11-04 20:26:19,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:26:19" (3/3) ... [2024-11-04 20:26:19,666 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_advance_harness.i [2024-11-04 20:26:19,685 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:26:19,686 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:26:19,761 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:26:19,767 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;@51aa682f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:26:19,767 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:26:19,773 INFO L276 IsEmpty]: Start isEmpty. Operand has 172 states, 105 states have (on average 1.2190476190476192) internal successors, (128), 105 states have internal predecessors, (128), 55 states have call successors, (55), 11 states have call predecessors, (55), 11 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2024-11-04 20:26:19,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-04 20:26:19,785 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:26:19,786 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1] [2024-11-04 20:26:19,787 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:26:19,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:26:19,791 INFO L85 PathProgramCache]: Analyzing trace with hash -613852057, now seen corresponding path program 1 times [2024-11-04 20:26:19,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:26:19,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1057069460] [2024-11-04 20:26:19,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:26:19,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:26:19,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:26:19,807 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:26:19,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process