/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--wan--lmc--lmc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 19:05:51,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 19:05:51,877 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 19:05:51,881 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 19:05:51,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 19:05:51,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 19:05:51,914 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 19:05:51,915 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 19:05:51,915 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 19:05:51,916 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 19:05:51,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 19:05:51,916 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 19:05:51,917 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 19:05:51,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 19:05:51,919 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 19:05:51,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 19:05:51,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 19:05:51,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 19:05:51,921 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 19:05:51,921 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 19:05:51,921 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 19:05:51,925 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 19:05:51,925 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 19:05:51,925 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 19:05:51,926 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 19:05:51,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 19:05:51,926 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 19:05:51,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 19:05:51,926 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 19:05:51,927 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 19:05:51,927 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 19:05:51,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 19:05:51,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 19:05:51,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 19:05:51,928 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 19:05:51,928 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 19:05:51,929 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 19:05:51,929 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 19:05:51,930 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 19:05:51,930 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 19:05:51,930 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 19:05:51,930 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 19:05:52,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 19:05:52,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 19:05:52,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 19:05:52,178 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 19:05:52,178 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 19:05:52,179 INFO L431 ainManager$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--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-04 19:05:53,590 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 19:05:54,129 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 19:05:54,130 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--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-04 19:05:54,187 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39ec450bd/6cdc56afa6f64cc5b1c8720dc44bc49a/FLAG75863d8c2 [2024-11-04 19:05:54,210 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39ec450bd/6cdc56afa6f64cc5b1c8720dc44bc49a [2024-11-04 19:05:54,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 19:05:54,215 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 19:05:54,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 19:05:54,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 19:05:54,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 19:05:54,224 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 07:05:54" (1/1) ... [2024-11-04 19:05:54,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f14fe45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:54, skipping insertion in model container [2024-11-04 19:05:54,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 07:05:54" (1/1) ... [2024-11-04 19:05:54,423 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 19:05:55,174 WARN 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 19:05:55,175 WARN 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 19:05:55,176 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 19:05:55,177 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 19:05:55,178 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 19:05:55,179 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 19:05:55,831 WARN 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 19:05:55,832 WARN 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 19:05:55,832 WARN 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 19:05:55,832 WARN 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 19:05:55,833 WARN 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 19:05:55,835 WARN 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 19:05:56,077 WARN 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 19:05:56,234 WARN 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 19:05:56,246 WARN 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 19:05:56,362 WARN 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 19:05:56,412 WARN 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 19:05:56,484 WARN 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 19:05:56,488 WARN 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 19:05:56,489 WARN 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 19:05:56,493 WARN 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 19:05:56,493 WARN 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 19:05:56,496 WARN 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 19:05:56,507 WARN 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 19:05:56,508 WARN 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 19:05:56,509 WARN 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 19:05:56,509 WARN 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 19:05:56,511 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,512 WARN 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 19:05:56,515 WARN 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 19:05:56,516 WARN 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 19:05:56,527 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,527 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,528 WARN 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 19:05:56,530 WARN 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 19:05:56,540 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,569 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 19:05:56,570 WARN 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 19:05:56,572 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,578 WARN 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 19:05:56,587 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,590 WARN 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 19:05:56,603 WARN 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 19:05:56,607 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,615 WARN 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 19:05:56,626 WARN 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 19:05:56,628 WARN 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 19:05:56,628 WARN 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 19:05:56,654 WARN 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 19:05:56,656 WARN 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 19:05:56,657 WARN 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 19:05:56,657 WARN 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 19:05:56,658 WARN 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 19:05:56,659 WARN 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 19:05:56,659 WARN 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 19:05:56,693 WARN 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 19:05:56,694 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,700 WARN 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 19:05:56,700 WARN 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 19:05:56,700 WARN 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 19:05:56,701 WARN 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 19:05:56,701 WARN 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 19:05:56,709 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,710 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,710 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,710 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,711 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,711 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 19:05:56,771 WARN 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 19:05:56,773 WARN 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 19:05:56,774 WARN 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 19:05:56,774 WARN 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 19:05:56,774 WARN 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 19:05:56,775 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 19:05:56,781 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--wan--lmc--lmc.ko-entry_point.cil.out.i[287455,287468] [2024-11-04 19:05:56,845 WARN 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 19:05:56,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 19:05:56,914 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 19:05:57,019 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5924] [2024-11-04 19:05:57,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5932] [2024-11-04 19:05:57,097 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"); [7007] [2024-11-04 19:05:57,098 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)); [7014] [2024-11-04 19:05:57,098 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7040] [2024-11-04 19:05:57,460 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--wan--lmc--lmc.ko-entry_point.cil.out.i[287455,287468] [2024-11-04 19:05:57,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 19:05:57,593 INFO L204 MainTranslator]: Completed translation [2024-11-04 19:05:57,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57 WrapperNode [2024-11-04 19:05:57,597 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 19:05:57,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 19:05:57,598 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 19:05:57,598 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 19:05:57,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:57,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:57,858 INFO L138 Inliner]: procedures = 285, calls = 2182, calls flagged for inlining = 123, calls inlined = 120, statements flattened = 4758 [2024-11-04 19:05:57,859 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 19:05:57,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 19:05:57,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 19:05:57,860 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 19:05:57,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:57,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:57,914 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:58,757 INFO L175 MemorySlicer]: Split 1187 memory accesses to 6 slices as follows [1128, 2, 4, 6, 43, 4]. 95 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [4, 2, 4, 0, 0, 4]. The 527 writes are split as follows [483, 0, 0, 1, 43, 0]. [2024-11-04 19:05:58,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:58,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:58,858 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:58,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:58,910 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:58,936 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:58,974 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 19:05:58,976 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 19:05:58,976 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 19:05:58,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 19:05:58,977 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (1/1) ... [2024-11-04 19:05:58,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 19:05:58,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 19:05:59,009 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 19:05:59,013 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 19:05:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2024-11-04 19:05:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2024-11-04 19:05:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2024-11-04 19:05:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2024-11-04 19:05:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 19:05:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 19:05:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 19:05:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 19:05:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 19:05:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 19:05:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 19:05:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 19:05:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 19:05:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 19:05:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 19:05:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-04 19:05:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-04 19:05:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-04 19:05:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-04 19:05:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-04 19:05:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-04 19:05:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-04 19:05:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 19:05:59,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 19:05:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 19:05:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 19:05:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 19:05:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 19:05:59,044 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-04 19:05:59,044 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-04 19:05:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-04 19:05:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-04 19:05:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-04 19:05:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-04 19:05:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2024-11-04 19:05:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2024-11-04 19:05:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2024-11-04 19:05:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2024-11-04 19:05:59,045 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-04 19:05:59,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-04 19:05:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-04 19:05:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-04 19:05:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-04 19:05:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-04 19:05:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2024-11-04 19:05:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2024-11-04 19:05:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2024-11-04 19:05:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2024-11-04 19:05:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-04 19:05:59,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-04 19:05:59,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-04 19:05:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-04 19:05:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-04 19:05:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-04 19:05:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-04 19:05:59,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-04 19:05:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-04 19:05:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-04 19:05:59,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-04 19:05:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-04 19:05:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-04 19:05:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-04 19:05:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 19:05:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 19:05:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2024-11-04 19:05:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2024-11-04 19:05:59,048 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-04 19:05:59,048 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-04 19:05:59,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2024-11-04 19:05:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2024-11-04 19:05:59,049 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2024-11-04 19:05:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2024-11-04 19:05:59,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2024-11-04 19:05:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2024-11-04 19:05:59,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2024-11-04 19:05:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2024-11-04 19:05:59,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2024-11-04 19:05:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2024-11-04 19:05:59,049 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-04 19:05:59,049 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-04 19:05:59,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_get_stats [2024-11-04 19:05:59,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_get_stats [2024-11-04 19:05:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 19:05:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2024-11-04 19:05:59,050 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2024-11-04 19:05:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2024-11-04 19:05:59,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2024-11-04 19:05:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2024-11-04 19:05:59,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2024-11-04 19:05:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 19:05:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 19:05:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 19:05:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 19:05:59,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 19:05:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 19:05:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-04 19:05:59,051 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-04 19:05:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-04 19:05:59,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-04 19:05:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-04 19:05:59,051 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-04 19:05:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2024-11-04 19:05:59,052 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2024-11-04 19:05:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 19:05:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 19:05:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 19:05:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 19:05:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 19:05:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 19:05:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 19:05:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2024-11-04 19:05:59,054 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2024-11-04 19:05:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-04 19:05:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 19:05:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-04 19:05:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-04 19:05:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-04 19:05:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-04 19:05:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-04 19:05:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-04 19:05:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2024-11-04 19:05:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2024-11-04 19:05:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-04 19:05:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-04 19:05:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2024-11-04 19:05:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2024-11-04 19:05:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-04 19:05:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-04 19:05:59,059 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2024-11-04 19:05:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2024-11-04 19:05:59,059 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2024-11-04 19:05:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2024-11-04 19:05:59,059 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2024-11-04 19:05:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2024-11-04 19:05:59,059 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-04 19:05:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-04 19:05:59,059 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-11-04 19:05:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-11-04 19:05:59,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2024-11-04 19:05:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2024-11-04 19:05:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-04 19:05:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-04 19:05:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-04 19:05:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-04 19:05:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2024-11-04 19:05:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2024-11-04 19:05:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2024-11-04 19:05:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2024-11-04 19:05:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-04 19:05:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-04 19:05:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-04 19:05:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-04 19:05:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 19:05:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 19:05:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 19:05:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-04 19:05:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-04 19:05:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-04 19:05:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-04 19:05:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-04 19:05:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-04 19:05:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-04 19:05:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-04 19:05:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-04 19:05:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-04 19:05:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-04 19:05:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-04 19:05:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2024-11-04 19:05:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2024-11-04 19:05:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ioctl [2024-11-04 19:05:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ioctl [2024-11-04 19:05:59,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-04 19:05:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-04 19:05:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2024-11-04 19:05:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2024-11-04 19:05:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-11-04 19:05:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-11-04 19:05:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2024-11-04 19:05:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2024-11-04 19:05:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 19:05:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-04 19:05:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-04 19:05:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-04 19:05:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-04 19:05:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 19:05:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-04 19:05:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-04 19:05:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 19:05:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 19:05:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 19:05:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 19:05:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 19:05:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 19:05:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2024-11-04 19:05:59,066 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2024-11-04 19:05:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2024-11-04 19:05:59,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-04 19:05:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-04 19:05:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-04 19:05:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-04 19:05:59,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-04 19:05:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-11-04 19:05:59,068 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-11-04 19:05:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-04 19:05:59,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-04 19:05:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-04 19:05:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-04 19:05:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-04 19:05:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-04 19:05:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-04 19:05:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-04 19:05:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2024-11-04 19:05:59,069 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2024-11-04 19:05:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-04 19:05:59,069 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-04 19:05:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2024-11-04 19:05:59,069 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2024-11-04 19:05:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-04 19:05:59,069 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-04 19:05:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-04 19:05:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-04 19:05:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-04 19:05:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-04 19:05:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-04 19:05:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-04 19:05:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2024-11-04 19:05:59,070 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2024-11-04 19:05:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-04 19:05:59,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-04 19:05:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-04 19:05:59,070 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-04 19:05:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-04 19:05:59,071 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-04 19:05:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 19:05:59,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 19:05:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-04 19:05:59,071 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-04 19:05:59,862 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 19:05:59,866 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 19:06:00,492 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-04 19:06:32,473 INFO L? ?]: Removed 1777 outVars from TransFormulas that were not future-live. [2024-11-04 19:06:32,474 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 19:06:32,528 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 19:06:32,529 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-04 19:06:32,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 07:06:32 BoogieIcfgContainer [2024-11-04 19:06:32,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 19:06:32,531 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 19:06:32,531 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 19:06:32,536 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 19:06:32,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 07:05:54" (1/3) ... [2024-11-04 19:06:32,537 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7d570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 07:06:32, skipping insertion in model container [2024-11-04 19:06:32,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 07:05:57" (2/3) ... [2024-11-04 19:06:32,537 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7d570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 07:06:32, skipping insertion in model container [2024-11-04 19:06:32,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 07:06:32" (3/3) ... [2024-11-04 19:06:32,539 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-04 19:06:32,555 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 19:06:32,555 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 19:06:32,663 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 19:06:32,668 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;@2354d443, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 19:06:32,668 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 19:06:32,678 INFO L276 IsEmpty]: Start isEmpty. Operand has 1920 states, 1217 states have (on average 1.3056696795398521) internal successors, (1589), 1270 states have internal predecessors, (1589), 624 states have call successors, (624), 78 states have call predecessors, (624), 77 states have return successors, (618), 601 states have call predecessors, (618), 618 states have call successors, (618) [2024-11-04 19:06:32,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-04 19:06:32,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 19:06:32,693 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-04 19:06:32,694 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 19:06:32,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 19:06:32,698 INFO L85 PathProgramCache]: Analyzing trace with hash -896542689, now seen corresponding path program 1 times [2024-11-04 19:06:32,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 19:06:32,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [630912521] [2024-11-04 19:06:32,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 19:06:32,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 19:06:32,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 19:06:32,715 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 19:06:32,719 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 19:06:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 19:06:37,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 1632 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 19:06:37,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 19:06:37,946 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-04 19:06:37,947 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 19:06:40,734 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-04 19:06:40,735 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 19:06:40,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [630912521] [2024-11-04 19:06:40,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [630912521] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 19:06:40,736 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 19:06:40,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 19:06:40,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899441056] [2024-11-04 19:06:40,738 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 19:06:40,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 19:06:40,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 19:06:40,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 19:06:40,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 19:06:40,770 INFO L87 Difference]: Start difference. First operand has 1920 states, 1217 states have (on average 1.3056696795398521) internal successors, (1589), 1270 states have internal predecessors, (1589), 624 states have call successors, (624), 78 states have call predecessors, (624), 77 states have return successors, (618), 601 states have call predecessors, (618), 618 states have call successors, (618) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-04 19:06:41,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 19:06:41,688 INFO L93 Difference]: Finished difference Result 5624 states and 8386 transitions. [2024-11-04 19:06:41,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 19:06:41,691 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 92 [2024-11-04 19:06:41,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 19:06:41,758 INFO L225 Difference]: With dead ends: 5624 [2024-11-04 19:06:41,759 INFO L226 Difference]: Without dead ends: 3680 [2024-11-04 19:06:41,790 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 19:06:41,796 INFO L432 NwaCegarLoop]: 3180 mSDtfsCounter, 2659 mSDsluCounter, 2785 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2659 SdHoareTripleChecker+Valid, 5965 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-04 19:06:41,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2659 Valid, 5965 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-04 19:06:41,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3680 states. [2024-11-04 19:06:42,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3680 to 3676. [2024-11-04 19:06:42,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3676 states, 2327 states have (on average 1.3016759776536313) internal successors, (3029), 2414 states have internal predecessors, (3029), 1198 states have call successors, (1198), 151 states have call predecessors, (1198), 150 states have return successors, (1197), 1163 states have call predecessors, (1197), 1197 states have call successors, (1197) [2024-11-04 19:06:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 3676 states and 5424 transitions. [2024-11-04 19:06:42,175 INFO L78 Accepts]: Start accepts. Automaton has 3676 states and 5424 transitions. Word has length 92 [2024-11-04 19:06:42,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 19:06:42,176 INFO L471 AbstractCegarLoop]: Abstraction has 3676 states and 5424 transitions. [2024-11-04 19:06:42,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-04 19:06:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3676 states and 5424 transitions. [2024-11-04 19:06:42,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-04 19:06:42,193 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 19:06:42,194 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-04 19:06:42,220 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-04 19:06:42,394 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 19:06:42,395 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 19:06:42,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 19:06:42,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1065988767, now seen corresponding path program 1 times [2024-11-04 19:06:42,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 19:06:42,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1795646283] [2024-11-04 19:06:42,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 19:06:42,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 19:06:42,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 19:06:42,400 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 19:06:42,402 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 19:06:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 19:06:46,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 1726 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 19:06:46,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 19:06:52,880 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-04 19:06:52,880 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 19:06:57,946 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-04 19:06:57,947 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 19:06:57,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1795646283] [2024-11-04 19:06:57,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1795646283] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 19:06:57,947 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 19:06:57,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 19:06:57,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112610715] [2024-11-04 19:06:57,948 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 19:06:57,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 19:06:57,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 19:06:57,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 19:06:57,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 19:06:57,951 INFO L87 Difference]: Start difference. First operand 3676 states and 5424 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-04 19:06:58,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 19:06:58,356 INFO L93 Difference]: Finished difference Result 6166 states and 9089 transitions. [2024-11-04 19:06:58,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 19:06:58,357 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 122 [2024-11-04 19:06:58,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 19:06:58,430 INFO L225 Difference]: With dead ends: 6166 [2024-11-04 19:06:58,430 INFO L226 Difference]: Without dead ends: 6163 [2024-11-04 19:06:58,442 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 19:06:58,443 INFO L432 NwaCegarLoop]: 3827 mSDtfsCounter, 2408 mSDsluCounter, 2145 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2408 SdHoareTripleChecker+Valid, 5972 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-04 19:06:58,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2408 Valid, 5972 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-04 19:06:58,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6163 states. [2024-11-04 19:06:58,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6163 to 6135. [2024-11-04 19:06:58,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6135 states, 3867 states have (on average 1.2940263770364624) internal successors, (5004), 4022 states have internal predecessors, (5004), 2008 states have call successors, (2008), 262 states have call predecessors, (2008), 259 states have return successors, (2031), 1939 states have call predecessors, (2031), 2007 states have call successors, (2031) [2024-11-04 19:06:58,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6135 states to 6135 states and 9043 transitions. [2024-11-04 19:06:58,866 INFO L78 Accepts]: Start accepts. Automaton has 6135 states and 9043 transitions. Word has length 122 [2024-11-04 19:06:58,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 19:06:58,868 INFO L471 AbstractCegarLoop]: Abstraction has 6135 states and 9043 transitions. [2024-11-04 19:06:58,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-04 19:06:58,869 INFO L276 IsEmpty]: Start isEmpty. Operand 6135 states and 9043 transitions. [2024-11-04 19:06:58,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-04 19:06:58,886 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 19:06:58,887 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:06:58,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-04 19:06:59,092 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 19:06:59,093 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 19:06:59,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 19:06:59,094 INFO L85 PathProgramCache]: Analyzing trace with hash -695798710, now seen corresponding path program 1 times [2024-11-04 19:06:59,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 19:06:59,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [287480192] [2024-11-04 19:06:59,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 19:06:59,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 19:06:59,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 19:06:59,100 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 19:06:59,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-04 19:07:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 19:07:02,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 1887 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 19:07:02,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 19:07:07,859 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-04 19:07:07,860 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 19:07:13,011 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-04 19:07:13,011 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 19:07:13,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [287480192] [2024-11-04 19:07:13,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [287480192] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 19:07:13,011 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 19:07:13,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 5 [2024-11-04 19:07:13,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120325824] [2024-11-04 19:07:13,012 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 19:07:13,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 19:07:13,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 19:07:13,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 19:07:13,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 19:07:13,013 INFO L87 Difference]: Start difference. First operand 6135 states and 9043 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 states have internal predecessors, (120), 3 states have call successors, (44), 4 states have call predecessors, (44), 3 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-04 19:07:15,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 19:07:15,438 INFO L93 Difference]: Finished difference Result 18351 states and 27135 transitions. [2024-11-04 19:07:15,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-04 19:07:15,440 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 states have internal predecessors, (120), 3 states have call successors, (44), 4 states have call predecessors, (44), 3 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 180 [2024-11-04 19:07:15,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 19:07:15,654 INFO L225 Difference]: With dead ends: 18351 [2024-11-04 19:07:15,654 INFO L226 Difference]: Without dead ends: 12248 [2024-11-04 19:07:15,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-04 19:07:15,759 INFO L432 NwaCegarLoop]: 2846 mSDtfsCounter, 2765 mSDsluCounter, 8454 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2766 SdHoareTripleChecker+Valid, 11300 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-04 19:07:15,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2766 Valid, 11300 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-04 19:07:15,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12248 states. [2024-11-04 19:07:16,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12248 to 12241. [2024-11-04 19:07:16,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12241 states, 7717 states have (on average 1.292989503693145) internal successors, (9978), 8027 states have internal predecessors, (9978), 4007 states have call successors, (4007), 521 states have call predecessors, (4007), 516 states have return successors, (4096), 3870 states have call predecessors, (4096), 4006 states have call successors, (4096) [2024-11-04 19:07:16,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12241 states to 12241 states and 18081 transitions. [2024-11-04 19:07:16,715 INFO L78 Accepts]: Start accepts. Automaton has 12241 states and 18081 transitions. Word has length 180 [2024-11-04 19:07:16,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 19:07:16,716 INFO L471 AbstractCegarLoop]: Abstraction has 12241 states and 18081 transitions. [2024-11-04 19:07:16,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 states have internal predecessors, (120), 3 states have call successors, (44), 4 states have call predecessors, (44), 3 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-04 19:07:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 12241 states and 18081 transitions. [2024-11-04 19:07:16,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-04 19:07:16,743 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 19:07:16,743 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:07:16,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-04 19:07:16,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 19:07:16,944 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 19:07:16,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 19:07:16,948 INFO L85 PathProgramCache]: Analyzing trace with hash 1637995759, now seen corresponding path program 1 times [2024-11-04 19:07:16,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 19:07:16,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [846753627] [2024-11-04 19:07:16,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 19:07:16,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 19:07:16,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 19:07:16,951 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 19:07:16,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process