/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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 19:04:04,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 19:04:04,561 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 19:04:04,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 19:04:04,566 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 19:04:04,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 19:04:04,595 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 19:04:04,595 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 19:04:04,596 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 19:04:04,597 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 19:04:04,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 19:04:04,598 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 19:04:04,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 19:04:04,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 19:04:04,600 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 19:04:04,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 19:04:04,601 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 19:04:04,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 19:04:04,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 19:04:04,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 19:04:04,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 19:04:04,605 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 19:04:04,605 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 19:04:04,606 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 19:04:04,606 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 19:04:04,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 19:04:04,606 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 19:04:04,607 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 19:04:04,607 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 19:04:04,607 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 19:04:04,607 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 19:04:04,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 19:04:04,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 19:04:04,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 19:04:04,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 19:04:04,609 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 19:04:04,609 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 19:04:04,611 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 19:04:04,611 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 19:04:04,611 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 19:04:04,611 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 19:04:04,611 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 19:04:04,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 19:04:04,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 19:04:04,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 19:04:04,833 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 19:04:04,833 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 19:04:04,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-11-04 19:04:06,241 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 19:04:06,660 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 19:04:06,661 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-11-04 19:04:06,699 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b78b049/88adaf4c55f54fe3a54bf7b02f2fedea/FLAG5bf9978b3 [2024-11-04 19:04:06,710 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b78b049/88adaf4c55f54fe3a54bf7b02f2fedea [2024-11-04 19:04:06,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 19:04:06,714 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 19:04:06,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 19:04:06,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 19:04:06,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 19:04:06,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 07:04:06" (1/1) ... [2024-11-04 19:04:06,721 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a6bd746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:06, skipping insertion in model container [2024-11-04 19:04:06,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 07:04:06" (1/1) ... [2024-11-04 19:04:06,821 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 19:04:07,569 WARN 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 19:04:07,759 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:04:07,775 WARN 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 19:04:07,776 WARN 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 19:04:07,778 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:04:07,799 WARN 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 19:04:07,807 WARN 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 19:04:07,810 WARN 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 19:04:07,826 WARN 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 19:04:07,828 WARN 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 19:04:07,837 WARN 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 19:04:07,838 WARN 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 19:04:07,838 WARN 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 19:04:07,853 WARN 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 19:04:07,879 WARN 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 19:04:07,886 WARN 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 19:04:07,886 WARN 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 19:04:07,894 WARN 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 19:04:07,894 WARN 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 19:04:07,895 WARN 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 19:04:07,895 WARN 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 19:04:07,896 WARN 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 19:04:07,897 WARN 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 19:04:07,904 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i[208194,208207] [2024-11-04 19:04:07,950 WARN 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 19:04:07,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 19:04:07,991 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 19:04:08,029 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 19:04:08,140 WARN 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 19:04:08,176 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 19:04:08,180 WARN 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 19:04:08,181 WARN 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 19:04:08,182 WARN 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 19:04:08,188 WARN 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 19:04:08,190 WARN 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 19:04:08,190 WARN 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 19:04:08,196 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:04:08,198 WARN 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 19:04:08,204 WARN 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 19:04:08,205 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:04:08,205 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:04:08,208 WARN 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 19:04:08,257 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:04:08,258 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:04:08,259 WARN 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 19:04:08,266 WARN 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 19:04:08,267 WARN 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 19:04:08,267 WARN 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 19:04:08,268 WARN 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 19:04:08,269 WARN 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 19:04:08,270 WARN 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 19:04:08,272 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i[208194,208207] [2024-11-04 19:04:08,280 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 19:04:08,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 19:04:08,299 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 19:04:08,430 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5300] [2024-11-04 19:04:08,432 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5307] [2024-11-04 19:04:08,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5446] [2024-11-04 19:04:08,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5454] [2024-11-04 19:04:08,447 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1,%b0": "=a" (_v): "d" (port)); [5637] [2024-11-04 19:04:08,518 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i[208194,208207] [2024-11-04 19:04:08,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 19:04:08,611 INFO L204 MainTranslator]: Completed translation [2024-11-04 19:04:08,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08 WrapperNode [2024-11-04 19:04:08,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 19:04:08,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 19:04:08,614 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 19:04:08,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 19:04:08,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:08,686 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:08,760 INFO L138 Inliner]: procedures = 159, calls = 711, calls flagged for inlining = 70, calls inlined = 67, statements flattened = 1773 [2024-11-04 19:04:08,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 19:04:08,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 19:04:08,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 19:04:08,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 19:04:08,772 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:08,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:08,801 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:08,964 INFO L175 MemorySlicer]: Split 327 memory accesses to 10 slices as follows [209, 2, 6, 23, 4, 61, 3, 4, 4, 11]. 64 percent of accesses are in the largest equivalence class. The 39 initializations are split as follows [0, 2, 0, 23, 0, 0, 2, 2, 2, 8]. The 192 writes are split as follows [125, 0, 4, 0, 2, 61, 0, 0, 0, 0]. [2024-11-04 19:04:08,964 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:08,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:09,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:09,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:09,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:09,076 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:09,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 19:04:09,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 19:04:09,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 19:04:09,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 19:04:09,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (1/1) ... [2024-11-04 19:04:09,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 19:04:09,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 19:04:09,120 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 19:04:09,122 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 19:04:09,177 INFO L130 BoogieDeclarations]: Found specification of procedure atp_probe1 [2024-11-04 19:04:09,178 INFO L138 BoogieDeclarations]: Found implementation of procedure atp_probe1 [2024-11-04 19:04:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2024-11-04 19:04:09,178 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2024-11-04 19:04:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 19:04:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 19:04:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 19:04:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 19:04:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 19:04:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 19:04:09,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 19:04:09,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 19:04:09,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-04 19:04:09,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-04 19:04:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure read_block [2024-11-04 19:04:09,180 INFO L138 BoogieDeclarations]: Found implementation of procedure read_block [2024-11-04 19:04:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 19:04:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 19:04:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 19:04:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 19:04:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 19:04:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 19:04:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 19:04:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-04 19:04:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-04 19:04:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-04 19:04:09,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 19:04:09,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 19:04:09,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 19:04:09,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 19:04:09,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 19:04:09,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 19:04:09,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 19:04:09,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 19:04:09,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 19:04:09,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-04 19:04:09,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-04 19:04:09,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-04 19:04:09,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-04 19:04:09,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-04 19:04:09,186 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-11-04 19:04:09,187 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-11-04 19:04:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-04 19:04:09,187 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-04 19:04:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode0 [2024-11-04 19:04:09,187 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode0 [2024-11-04 19:04:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode1 [2024-11-04 19:04:09,187 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode1 [2024-11-04 19:04:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-04 19:04:09,187 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-04 19:04:09,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-04 19:04:09,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-04 19:04:09,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-04 19:04:09,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-04 19:04:09,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-04 19:04:09,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-04 19:04:09,188 INFO L130 BoogieDeclarations]: Found specification of procedure tx_timeout [2024-11-04 19:04:09,189 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_timeout [2024-11-04 19:04:09,189 INFO L130 BoogieDeclarations]: Found specification of procedure net_rx [2024-11-04 19:04:09,189 INFO L138 BoogieDeclarations]: Found implementation of procedure net_rx [2024-11-04 19:04:09,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-04 19:04:09,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-04 19:04:09,189 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_high [2024-11-04 19:04:09,189 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_high [2024-11-04 19:04:09,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 19:04:09,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 19:04:09,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 19:04:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 19:04:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-04 19:04:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-04 19:04:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-04 19:04:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-04 19:04:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-04 19:04:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-04 19:04:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-04 19:04:09,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-04 19:04:09,190 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 19:04:09,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 19:04:09,191 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-04 19:04:09,191 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-04 19:04:09,191 INFO L130 BoogieDeclarations]: Found specification of procedure read_nibble [2024-11-04 19:04:09,191 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nibble [2024-11-04 19:04:09,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 19:04:09,191 INFO L130 BoogieDeclarations]: Found specification of procedure hardware_init [2024-11-04 19:04:09,191 INFO L138 BoogieDeclarations]: Found implementation of procedure hardware_init [2024-11-04 19:04:09,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 19:04:09,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 19:04:09,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-04 19:04:09,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-04 19:04:09,192 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-11-04 19:04:09,193 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-11-04 19:04:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-11-04 19:04:09,193 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-11-04 19:04:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 19:04:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 19:04:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 19:04:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 19:04:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 19:04:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 19:04:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 19:04:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 19:04:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 19:04:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-04 19:04:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-04 19:04:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-04 19:04:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_byte [2024-11-04 19:04:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_byte [2024-11-04 19:04:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-04 19:04:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-04 19:04:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-04 19:04:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-04 19:04:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 19:04:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-04 19:04:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 19:04:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 19:04:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 19:04:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-04 19:04:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-04 19:04:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-04 19:04:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure inbyte [2024-11-04 19:04:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure inbyte [2024-11-04 19:04:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-04 19:04:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-04 19:04:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_send [2024-11-04 19:04:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_send [2024-11-04 19:04:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 19:04:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 19:04:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 19:04:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 19:04:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 19:04:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 19:04:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 19:04:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-04 19:04:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-04 19:04:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-04 19:04:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-04 19:04:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-04 19:04:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2024-11-04 19:04:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2024-11-04 19:04:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-04 19:04:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-04 19:04:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-04 19:04:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-04 19:04:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-04 19:04:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-04 19:04:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_op [2024-11-04 19:04:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_op [2024-11-04 19:04:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-04 19:04:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-04 19:04:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 19:04:09,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 19:04:09,642 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 19:04:09,645 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 19:04:10,164 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-04 19:04:35,635 INFO L? ?]: Removed 723 outVars from TransFormulas that were not future-live. [2024-11-04 19:04:35,636 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 19:04:35,674 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 19:04:35,677 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-04 19:04:35,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 07:04:35 BoogieIcfgContainer [2024-11-04 19:04:35,677 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 19:04:35,680 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 19:04:35,680 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 19:04:35,686 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 19:04:35,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 07:04:06" (1/3) ... [2024-11-04 19:04:35,686 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32876ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 07:04:35, skipping insertion in model container [2024-11-04 19:04:35,687 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:04:08" (2/3) ... [2024-11-04 19:04:35,687 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32876ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 07:04:35, skipping insertion in model container [2024-11-04 19:04:35,687 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 07:04:35" (3/3) ... [2024-11-04 19:04:35,688 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-11-04 19:04:35,704 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 19:04:35,704 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 19:04:35,803 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 19:04:35,810 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;@464ebaaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 19:04:35,811 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 19:04:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand has 774 states, 490 states have (on average 1.3081632653061224) internal successors, (641), 505 states have internal predecessors, (641), 243 states have call successors, (243), 40 states have call predecessors, (243), 39 states have return successors, (238), 236 states have call predecessors, (238), 238 states have call successors, (238) [2024-11-04 19:04:35,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2024-11-04 19:04:35,876 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 19:04:35,879 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:04:35,879 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 19:04:35,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 19:04:35,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1514545126, now seen corresponding path program 1 times [2024-11-04 19:04:35,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 19:04:35,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1215645529] [2024-11-04 19:04:35,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 19:04:35,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 19:04:35,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 19:04:35,901 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 19:04:35,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-04 19:04:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 19:04:39,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 1727 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 19:04:39,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 19:04:39,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2452 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2447 trivial. 0 not checked. [2024-11-04 19:04:39,700 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 19:05:01,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2452 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2447 trivial. 0 not checked. [2024-11-04 19:05:01,287 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 19:05:01,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1215645529] [2024-11-04 19:05:01,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1215645529] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 19:05:01,288 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 19:05:01,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-04 19:05:01,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431623910] [2024-11-04 19:05:01,290 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 19:05:01,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 19:05:01,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 19:05:01,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 19:05:01,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 19:05:01,321 INFO L87 Difference]: Start difference. First operand has 774 states, 490 states have (on average 1.3081632653061224) internal successors, (641), 505 states have internal predecessors, (641), 243 states have call successors, (243), 40 states have call predecessors, (243), 39 states have return successors, (238), 236 states have call predecessors, (238), 238 states have call successors, (238) Second operand has 2 states, 2 states have (on average 62.5) internal successors, (125), 2 states have internal predecessors, (125), 2 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (81), 2 states have call predecessors, (81), 2 states have call successors, (81) [2024-11-04 19:05:01,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 19:05:01,449 INFO L93 Difference]: Finished difference Result 1543 states and 2255 transitions. [2024-11-04 19:05:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 19:05:01,451 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 62.5) internal successors, (125), 2 states have internal predecessors, (125), 2 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (81), 2 states have call predecessors, (81), 2 states have call successors, (81) Word has length 328 [2024-11-04 19:05:01,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 19:05:01,477 INFO L225 Difference]: With dead ends: 1543 [2024-11-04 19:05:01,478 INFO L226 Difference]: Without dead ends: 752 [2024-11-04 19:05:01,491 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 654 GetRequests, 654 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 19:05:01,496 INFO L432 NwaCegarLoop]: 1118 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, 1118 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-04 19:05:01,497 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1118 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 19:05:01,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2024-11-04 19:05:01,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 752. [2024-11-04 19:05:01,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 752 states, 477 states have (on average 1.2955974842767295) internal successors, (618), 485 states have internal predecessors, (618), 236 states have call successors, (236), 39 states have call predecessors, (236), 38 states have return successors, (235), 233 states have call predecessors, (235), 235 states have call successors, (235) [2024-11-04 19:05:01,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1089 transitions. [2024-11-04 19:05:01,635 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 1089 transitions. Word has length 328 [2024-11-04 19:05:01,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 19:05:01,637 INFO L471 AbstractCegarLoop]: Abstraction has 752 states and 1089 transitions. [2024-11-04 19:05:01,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 62.5) internal successors, (125), 2 states have internal predecessors, (125), 2 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (81), 2 states have call predecessors, (81), 2 states have call successors, (81) [2024-11-04 19:05:01,638 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1089 transitions. [2024-11-04 19:05:01,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2024-11-04 19:05:01,653 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 19:05:01,654 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:05:01,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-04 19:05:01,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 19:05:01,855 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 19:05:01,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 19:05:01,856 INFO L85 PathProgramCache]: Analyzing trace with hash 773277563, now seen corresponding path program 1 times [2024-11-04 19:05:01,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 19:05:01,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1481883946] [2024-11-04 19:05:01,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 19:05:01,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 19:05:01,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 19:05:01,859 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 19:05:01,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-04 19:05:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 19:05:04,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 1723 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 19:05:04,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 19:05:10,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2452 trivial. 0 not checked. [2024-11-04 19:05:10,012 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 19:05:35,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2452 trivial. 0 not checked. [2024-11-04 19:05:35,154 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 19:05:35,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1481883946] [2024-11-04 19:05:35,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1481883946] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 19:05:35,154 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 19:05:35,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 5 [2024-11-04 19:05:35,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032658693] [2024-11-04 19:05:35,155 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 19:05:35,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 19:05:35,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 19:05:35,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 19:05:35,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 19:05:35,163 INFO L87 Difference]: Start difference. First operand 752 states and 1089 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (88), 4 states have call predecessors, (88), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2024-11-04 19:05:38,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 19:05:38,231 INFO L93 Difference]: Finished difference Result 2239 states and 3242 transitions. [2024-11-04 19:05:38,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-04 19:05:38,233 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (88), 4 states have call predecessors, (88), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) Word has length 326 [2024-11-04 19:05:38,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 19:05:38,248 INFO L225 Difference]: With dead ends: 2239 [2024-11-04 19:05:38,249 INFO L226 Difference]: Without dead ends: 1497 [2024-11-04 19:05:38,253 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 653 GetRequests, 647 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-04 19:05:38,254 INFO L432 NwaCegarLoop]: 1097 mSDtfsCounter, 1055 mSDsluCounter, 3252 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1056 SdHoareTripleChecker+Valid, 4349 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-04 19:05:38,254 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1056 Valid, 4349 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-04 19:05:38,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1497 states. [2024-11-04 19:05:38,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1497 to 1488. [2024-11-04 19:05:38,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1488 states, 941 states have (on average 1.2933049946865036) internal successors, (1217), 961 states have internal predecessors, (1217), 469 states have call successors, (469), 78 states have call predecessors, (469), 77 states have return successors, (468), 460 states have call predecessors, (468), 468 states have call successors, (468) [2024-11-04 19:05:38,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1488 states and 2154 transitions. [2024-11-04 19:05:38,389 INFO L78 Accepts]: Start accepts. Automaton has 1488 states and 2154 transitions. Word has length 326 [2024-11-04 19:05:38,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 19:05:38,390 INFO L471 AbstractCegarLoop]: Abstraction has 1488 states and 2154 transitions. [2024-11-04 19:05:38,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (88), 4 states have call predecessors, (88), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2024-11-04 19:05:38,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2154 transitions. [2024-11-04 19:05:38,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2024-11-04 19:05:38,408 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 19:05:38,408 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:05:38,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-04 19:05:38,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 19:05:38,610 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 19:05:38,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 19:05:38,610 INFO L85 PathProgramCache]: Analyzing trace with hash -747199095, now seen corresponding path program 1 times [2024-11-04 19:05:38,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 19:05:38,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1912544348] [2024-11-04 19:05:38,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 19:05:38,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 19:05:38,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 19:05:38,614 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 19:05:38,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process