/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-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 06:51:26,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 06:51:26,826 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-01 06:51:26,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 06:51:26,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 06:51:26,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 06:51:26,866 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 06:51:26,867 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 06:51:26,869 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 06:51:26,871 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 06:51:26,872 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 06:51:26,872 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 06:51:26,873 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 06:51:26,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 06:51:26,876 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 06:51:26,876 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 06:51:26,877 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 06:51:26,877 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 06:51:26,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 06:51:26,878 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 06:51:26,878 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 06:51:26,879 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 06:51:26,879 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 06:51:26,879 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 06:51:26,880 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 06:51:26,880 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 06:51:26,880 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 06:51:26,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 06:51:26,881 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 06:51:26,881 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 06:51:26,882 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 06:51:26,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:51:26,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 06:51:26,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 06:51:26,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 06:51:26,884 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 06:51:26,884 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 06:51:26,884 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 06:51:26,884 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 06:51:26,884 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 06:51:26,885 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 06:51:26,886 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 06:51:26,886 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-01 06:51:27,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 06:51:27,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 06:51:27,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 06:51:27,265 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 06:51:27,266 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 06:51:27,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2024-11-01 06:51:28,896 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 06:51:29,456 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 06:51:29,457 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2024-11-01 06:51:29,500 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a168d6e44/a2804ee092594c41a3cdb3d25fbf88ad/FLAG6614a6851 [2024-11-01 06:51:29,987 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a168d6e44/a2804ee092594c41a3cdb3d25fbf88ad [2024-11-01 06:51:29,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 06:51:29,990 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 06:51:29,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 06:51:29,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 06:51:29,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 06:51:29,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:51:29" (1/1) ... [2024-11-01 06:51:29,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e07671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:29, skipping insertion in model container [2024-11-01 06:51:29,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:51:29" (1/1) ... [2024-11-01 06:51:30,128 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 06:51:30,956 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i[139152,139165] [2024-11-01 06:51:31,514 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,800 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,802 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,804 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,817 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,818 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,818 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,836 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,837 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,838 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,859 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,860 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,860 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,871 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,871 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,873 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,874 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,875 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,876 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,876 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,908 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,909 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,942 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,959 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,972 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,983 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:31,992 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,001 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,014 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,031 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,041 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,075 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,094 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,107 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,111 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,125 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,126 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,152 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,196 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,198 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,213 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,229 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,230 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,243 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,245 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,247 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,272 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,272 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,288 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,288 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,289 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,289 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,289 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,290 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,290 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,330 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:51:32,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:51:32,363 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 06:51:32,523 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4690] [2024-11-01 06:51:32,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4697] [2024-11-01 06:51:32,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4705-4706] [2024-11-01 06:51:32,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4714-4715] [2024-11-01 06:51:32,529 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i[139152,139165] [2024-11-01 06:51:32,534 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4838] [2024-11-01 06:51:32,534 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4841] [2024-11-01 06:51:32,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4844] [2024-11-01 06:51:32,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4847] [2024-11-01 06:51:32,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5229] [2024-11-01 06:51:32,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5233] [2024-11-01 06:51:32,557 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5237] [2024-11-01 06:51:32,557 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5241] [2024-11-01 06:51:32,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5252] [2024-11-01 06:51:32,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5256] [2024-11-01 06:51:32,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5260] [2024-11-01 06:51:32,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5264] [2024-11-01 06:51:32,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5275] [2024-11-01 06:51:32,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5279] [2024-11-01 06:51:32,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5283] [2024-11-01 06:51:32,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5287] [2024-11-01 06:51:32,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___2), "+m" (*__ptr___11): "0" (__x___2): "memory"); [5298] [2024-11-01 06:51:32,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___2), "+m" (*__ptr___12): "0" (__x___2): "memory"); [5302] [2024-11-01 06:51:32,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___2), "+m" (*__ptr___13): "0" (__x___2): "memory"); [5306] [2024-11-01 06:51:32,620 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___2), "+m" (*__ptr___14): "0" (__x___2): "memory"); [5310] [2024-11-01 06:51:32,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5360] [2024-11-01 06:51:32,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5364] [2024-11-01 06:51:32,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5368] [2024-11-01 06:51:32,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5372] [2024-11-01 06:51:32,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5383] [2024-11-01 06:51:32,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5387] [2024-11-01 06:51:32,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5391] [2024-11-01 06:51:32,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5395] [2024-11-01 06:51:32,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5406] [2024-11-01 06:51:32,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5410] [2024-11-01 06:51:32,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5414] [2024-11-01 06:51:32,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5418] [2024-11-01 06:51:32,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___2), "+m" (*__ptr___11): "0" (__x___2): "memory"); [5429] [2024-11-01 06:51:32,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___2), "+m" (*__ptr___12): "0" (__x___2): "memory"); [5433] [2024-11-01 06:51:32,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___2), "+m" (*__ptr___13): "0" (__x___2): "memory"); [5437] [2024-11-01 06:51:32,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___2), "+m" (*__ptr___14): "0" (__x___2): "memory"); [5441] [2024-11-01 06:51:32,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5515] [2024-11-01 06:51:32,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5519] [2024-11-01 06:51:32,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5523] [2024-11-01 06:51:32,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5527] [2024-11-01 06:51:32,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5538] [2024-11-01 06:51:32,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5542] [2024-11-01 06:51:32,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5546] [2024-11-01 06:51:32,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5550] [2024-11-01 06:51:32,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5561] [2024-11-01 06:51:32,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5565] [2024-11-01 06:51:32,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5569] [2024-11-01 06:51:32,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5573] [2024-11-01 06:51:32,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6512] [2024-11-01 06:51:32,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6515] [2024-11-01 06:51:32,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6518] [2024-11-01 06:51:32,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6521] [2024-11-01 06:51:32,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6524] [2024-11-01 06:51:32,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6537] [2024-11-01 06:51:32,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6540] [2024-11-01 06:51:32,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6543] [2024-11-01 06:51:32,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6546] [2024-11-01 06:51:32,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6549] [2024-11-01 06:51:32,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6571] [2024-11-01 06:51:32,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6574] [2024-11-01 06:51:32,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6577] [2024-11-01 06:51:32,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6580] [2024-11-01 06:51:32,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6583] [2024-11-01 06:51:32,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6616-6617] [2024-11-01 06:51:32,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6620-6621] [2024-11-01 06:51:32,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6624-6625] [2024-11-01 06:51:32,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6628-6629] [2024-11-01 06:51:32,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6632-6633] [2024-11-01 06:51:32,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6646] [2024-11-01 06:51:32,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6649] [2024-11-01 06:51:32,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6652] [2024-11-01 06:51:32,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6655] [2024-11-01 06:51:32,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6658] [2024-11-01 06:51:32,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6691-6692] [2024-11-01 06:51:32,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6695-6696] [2024-11-01 06:51:32,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6699-6700] [2024-11-01 06:51:32,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6703-6704] [2024-11-01 06:51:32,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6707-6708] [2024-11-01 06:51:32,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:51:32,925 WARN L709 CHandler]: The following functions are not defined or handled internally: __xchg_wrong_size, __bad_percpu_size [2024-11-01 06:51:32,933 INFO L204 MainTranslator]: Completed translation [2024-11-01 06:51:32,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32 WrapperNode [2024-11-01 06:51:32,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 06:51:32,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 06:51:32,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 06:51:32,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 06:51:32,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,012 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,162 INFO L138 Inliner]: procedures = 195, calls = 839, calls flagged for inlining = 92, calls inlined = 90, statements flattened = 3196 [2024-11-01 06:51:33,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 06:51:33,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 06:51:33,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 06:51:33,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 06:51:33,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,202 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,656 INFO L175 MemorySlicer]: Split 418 memory accesses to 9 slices as follows [2, 2, 3, 36, 4, 1, 22, 347, 1]. 83 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [0, 2, 0, 0, 0, 0, 0, 5, 0]. The 180 writes are split as follows [0, 0, 0, 36, 1, 0, 22, 120, 1]. [2024-11-01 06:51:33,657 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,657 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,822 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,835 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,865 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 06:51:33,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 06:51:33,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 06:51:33,867 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 06:51:33,868 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (1/1) ... [2024-11-01 06:51:33,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:51:33,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 06:51:33,902 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) [2024-11-01 06:51:33,905 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 [2024-11-01 06:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2024-11-01 06:51:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2024-11-01 06:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-01 06:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-01 06:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-01 06:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-01 06:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-01 06:51:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-01 06:51:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-01 06:51:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-01 06:51:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-01 06:51:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2024-11-01 06:51:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2024-11-01 06:51:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 06:51:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 06:51:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-01 06:51:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-01 06:51:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 06:51:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 06:51:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 06:51:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 06:51:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 06:51:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 06:51:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 06:51:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-01 06:51:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-01 06:51:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-01 06:51:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-01 06:51:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-01 06:51:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-01 06:51:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 06:51:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 06:51:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-01 06:51:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-01 06:51:33,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 06:51:33,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 06:51:33,938 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-01 06:51:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-01 06:51:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 06:51:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 06:51:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-01 06:51:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-01 06:51:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-01 06:51:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-01 06:51:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2024-11-01 06:51:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2024-11-01 06:51:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-01 06:51:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-01 06:51:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 06:51:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-01 06:51:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-01 06:51:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2024-11-01 06:51:33,940 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2024-11-01 06:51:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 06:51:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 06:51:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 06:51:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 06:51:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 06:51:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 06:51:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 06:51:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-01 06:51:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-01 06:51:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-01 06:51:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-01 06:51:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2024-11-01 06:51:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2024-11-01 06:51:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-01 06:51:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-01 06:51:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-01 06:51:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-01 06:51:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-01 06:51:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-01 06:51:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-01 06:51:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-01 06:51:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-01 06:51:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-01 06:51:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-01 06:51:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-01 06:51:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 06:51:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 06:51:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 06:51:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 06:51:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 06:51:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 06:51:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 06:51:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 06:51:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-01 06:51:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-01 06:51:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-11-01 06:51:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-11-01 06:51:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-01 06:51:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-01 06:51:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-01 06:51:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2024-11-01 06:51:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2024-11-01 06:51:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-01 06:51:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-01 06:51:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-01 06:51:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-01 06:51:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-01 06:51:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-01 06:51:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-01 06:51:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-01 06:51:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-01 06:51:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-01 06:51:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-01 06:51:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-01 06:51:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2024-11-01 06:51:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2024-11-01 06:51:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-01 06:51:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-01 06:51:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2024-11-01 06:51:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-01 06:51:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-01 06:51:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-01 06:51:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-01 06:51:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-01 06:51:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-01 06:51:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-01 06:51:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-01 06:51:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-01 06:51:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-01 06:51:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-01 06:51:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-01 06:51:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-01 06:51:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-01 06:51:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-01 06:51:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-01 06:51:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-01 06:51:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2024-11-01 06:51:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2024-11-01 06:51:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 06:51:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 06:51:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 06:51:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 06:51:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 06:51:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 06:51:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 06:51:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-01 06:51:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-01 06:51:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-01 06:51:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-01 06:51:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-01 06:51:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-01 06:51:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 06:51:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 06:51:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2024-11-01 06:51:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2024-11-01 06:51:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 06:51:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2024-11-01 06:51:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-01 06:51:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-01 06:51:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2024-11-01 06:51:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2024-11-01 06:51:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2024-11-01 06:51:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-01 06:51:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-01 06:51:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-01 06:51:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-01 06:51:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-01 06:51:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-01 06:51:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-01 06:51:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-01 06:51:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-01 06:51:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2024-11-01 06:51:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2024-11-01 06:51:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-01 06:51:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-01 06:51:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2024-11-01 06:51:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2024-11-01 06:51:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2024-11-01 06:51:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2024-11-01 06:51:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2024-11-01 06:51:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2024-11-01 06:51:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-01 06:51:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-01 06:51:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2024-11-01 06:51:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2024-11-01 06:51:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2024-11-01 06:51:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2024-11-01 06:51:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-01 06:51:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-01 06:51:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-01 06:51:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-01 06:51:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-01 06:51:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-01 06:51:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-01 06:51:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-01 06:51:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-01 06:51:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-01 06:51:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-01 06:51:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-01 06:51:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-01 06:51:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-01 06:51:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-01 06:51:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 06:51:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 06:51:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-01 06:51:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-01 06:51:34,643 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 06:51:34,648 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 06:51:34,786 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-01 06:52:08,991 INFO L? ?]: Removed 1515 outVars from TransFormulas that were not future-live. [2024-11-01 06:52:08,991 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 06:52:09,049 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 06:52:09,049 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-01 06:52:09,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:52:09 BoogieIcfgContainer [2024-11-01 06:52:09,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 06:52:09,052 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 06:52:09,052 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 06:52:09,056 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 06:52:09,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 06:51:29" (1/3) ... [2024-11-01 06:52:09,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4280caf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:52:09, skipping insertion in model container [2024-11-01 06:52:09,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:51:32" (2/3) ... [2024-11-01 06:52:09,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4280caf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:52:09, skipping insertion in model container [2024-11-01 06:52:09,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:52:09" (3/3) ... [2024-11-01 06:52:09,059 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2024-11-01 06:52:09,076 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 06:52:09,077 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 06:52:09,191 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 06:52:09,202 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;@6912cdef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 06:52:09,202 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 06:52:09,217 INFO L276 IsEmpty]: Start isEmpty. Operand has 1118 states, 819 states have (on average 1.42002442002442) internal successors, (1163), 852 states have internal predecessors, (1163), 245 states have call successors, (245), 53 states have call predecessors, (245), 52 states have return successors, (240), 238 states have call predecessors, (240), 240 states have call successors, (240) [2024-11-01 06:52:09,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-01 06:52:09,244 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:52:09,248 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:52:09,249 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:52:09,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:52:09,256 INFO L85 PathProgramCache]: Analyzing trace with hash 2057121228, now seen corresponding path program 1 times [2024-11-01 06:52:09,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:52:09,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [538246427] [2024-11-01 06:52:09,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:52:09,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:52:09,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:52:09,271 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) [2024-11-01 06:52:09,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-01 06:52:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:52:10,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:52:10,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:52:11,048 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-01 06:52:11,048 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:52:11,690 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-01 06:52:11,691 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:52:11,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [538246427] [2024-11-01 06:52:11,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [538246427] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:52:11,692 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:52:11,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 06:52:11,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342659884] [2024-11-01 06:52:11,695 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:52:11,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:52:11,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:52:11,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:52:11,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:52:11,745 INFO L87 Difference]: Start difference. First operand has 1118 states, 819 states have (on average 1.42002442002442) internal successors, (1163), 852 states have internal predecessors, (1163), 245 states have call successors, (245), 53 states have call predecessors, (245), 52 states have return successors, (240), 238 states have call predecessors, (240), 240 states have call successors, (240) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-01 06:52:12,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:52:12,533 INFO L93 Difference]: Finished difference Result 2855 states and 4209 transitions. [2024-11-01 06:52:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:52:12,538 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 63 [2024-11-01 06:52:12,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:52:12,579 INFO L225 Difference]: With dead ends: 2855 [2024-11-01 06:52:12,579 INFO L226 Difference]: Without dead ends: 1649 [2024-11-01 06:52:12,596 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:52:12,599 INFO L432 NwaCegarLoop]: 1663 mSDtfsCounter, 897 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 3250 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-01 06:52:12,603 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [897 Valid, 3250 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-01 06:52:12,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2024-11-01 06:52:12,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1649. [2024-11-01 06:52:12,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1649 states, 1200 states have (on average 1.3933333333333333) internal successors, (1672), 1233 states have internal predecessors, (1672), 358 states have call successors, (358), 91 states have call predecessors, (358), 90 states have return successors, (357), 354 states have call predecessors, (357), 357 states have call successors, (357) [2024-11-01 06:52:12,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2387 transitions. [2024-11-01 06:52:12,795 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2387 transitions. Word has length 63 [2024-11-01 06:52:12,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:52:12,796 INFO L471 AbstractCegarLoop]: Abstraction has 1649 states and 2387 transitions. [2024-11-01 06:52:12,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-01 06:52:12,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2387 transitions. [2024-11-01 06:52:12,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-01 06:52:12,810 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:52:12,810 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 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] [2024-11-01 06:52:12,834 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-01 06:52:13,014 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 [2024-11-01 06:52:13,016 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:52:13,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:52:13,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1627868013, now seen corresponding path program 1 times [2024-11-01 06:52:13,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:52:13,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [483149282] [2024-11-01 06:52:13,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:52:13,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:52:13,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:52:13,020 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) [2024-11-01 06:52:13,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-01 06:52:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:52:14,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-01 06:52:14,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:52:15,834 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-01 06:52:15,834 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:52:19,238 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-01 06:52:19,239 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:52:19,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [483149282] [2024-11-01 06:52:19,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [483149282] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:52:19,239 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:52:19,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 16 [2024-11-01 06:52:19,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347782404] [2024-11-01 06:52:19,240 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:52:19,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-01 06:52:19,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:52:19,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-01 06:52:19,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-01 06:52:19,243 INFO L87 Difference]: Start difference. First operand 1649 states and 2387 transitions. Second operand has 16 states, 16 states have (on average 4.75) internal successors, (76), 12 states have internal predecessors, (76), 2 states have call successors, (17), 2 states have call predecessors, (17), 6 states have return successors, (18), 6 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-01 06:52:32,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:52:32,760 INFO L93 Difference]: Finished difference Result 6490 states and 9408 transitions. [2024-11-01 06:52:32,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-01 06:52:32,761 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.75) internal successors, (76), 12 states have internal predecessors, (76), 2 states have call successors, (17), 2 states have call predecessors, (17), 6 states have return successors, (18), 6 states have call predecessors, (18), 2 states have call successors, (18) Word has length 122 [2024-11-01 06:52:32,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:52:32,819 INFO L225 Difference]: With dead ends: 6490 [2024-11-01 06:52:32,819 INFO L226 Difference]: Without dead ends: 4865 [2024-11-01 06:52:32,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=108, Invalid=648, Unknown=0, NotChecked=0, Total=756 [2024-11-01 06:52:32,839 INFO L432 NwaCegarLoop]: 2682 mSDtfsCounter, 3592 mSDsluCounter, 32090 mSDsCounter, 0 mSdLazyCounter, 558 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3606 SdHoareTripleChecker+Valid, 34772 SdHoareTripleChecker+Invalid, 839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2024-11-01 06:52:32,840 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3606 Valid, 34772 Invalid, 839 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [281 Valid, 558 Invalid, 0 Unknown, 0 Unchecked, 9.7s Time] [2024-11-01 06:52:32,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4865 states. [2024-11-01 06:52:33,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4865 to 4843. [2024-11-01 06:52:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4843 states, 3528 states have (on average 1.3934240362811792) internal successors, (4916), 3631 states have internal predecessors, (4916), 1034 states have call successors, (1034), 269 states have call predecessors, (1034), 280 states have return successors, (1079), 1028 states have call predecessors, (1079), 1033 states have call successors, (1079) [2024-11-01 06:52:33,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4843 states to 4843 states and 7029 transitions. [2024-11-01 06:52:33,301 INFO L78 Accepts]: Start accepts. Automaton has 4843 states and 7029 transitions. Word has length 122 [2024-11-01 06:52:33,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:52:33,305 INFO L471 AbstractCegarLoop]: Abstraction has 4843 states and 7029 transitions. [2024-11-01 06:52:33,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.75) internal successors, (76), 12 states have internal predecessors, (76), 2 states have call successors, (17), 2 states have call predecessors, (17), 6 states have return successors, (18), 6 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-01 06:52:33,305 INFO L276 IsEmpty]: Start isEmpty. Operand 4843 states and 7029 transitions. [2024-11-01 06:52:33,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-01 06:52:33,326 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:52:33,326 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 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] [2024-11-01 06:52:33,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-01 06:52:33,532 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 [2024-11-01 06:52:33,533 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:52:33,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:52:33,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1418086899, now seen corresponding path program 1 times [2024-11-01 06:52:33,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:52:33,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1382792975] [2024-11-01 06:52:33,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:52:33,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:52:33,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:52:33,543 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) [2024-11-01 06:52:33,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-01 06:52:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:52:35,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:52:35,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:52:36,595 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-01 06:52:36,596 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:52:38,031 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-01 06:52:38,031 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:52:38,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1382792975] [2024-11-01 06:52:38,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1382792975] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:52:38,032 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:52:38,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 4 [2024-11-01 06:52:38,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109211976] [2024-11-01 06:52:38,032 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:52:38,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 06:52:38,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:52:38,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 06:52:38,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:52:38,034 INFO L87 Difference]: Start difference. First operand 4843 states and 7029 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 4 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-01 06:52:39,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:52:39,517 INFO L93 Difference]: Finished difference Result 9662 states and 14026 transitions. [2024-11-01 06:52:39,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:52:39,518 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 4 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 128 [2024-11-01 06:52:39,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:52:39,552 INFO L225 Difference]: With dead ends: 9662 [2024-11-01 06:52:39,553 INFO L226 Difference]: Without dead ends: 4843 [2024-11-01 06:52:39,574 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:52:39,577 INFO L432 NwaCegarLoop]: 1565 mSDtfsCounter, 2629 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 447 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2629 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 447 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-01 06:52:39,578 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2629 Valid, 1565 Invalid, 455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [447 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-01 06:52:39,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4843 states. [2024-11-01 06:52:39,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4843 to 4843. [2024-11-01 06:52:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4843 states, 3528 states have (on average 1.3917233560090703) internal successors, (4910), 3631 states have internal predecessors, (4910), 1034 states have call successors, (1034), 269 states have call predecessors, (1034), 280 states have return successors, (1079), 1028 states have call predecessors, (1079), 1033 states have call successors, (1079) [2024-11-01 06:52:39,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4843 states to 4843 states and 7023 transitions. [2024-11-01 06:52:39,913 INFO L78 Accepts]: Start accepts. Automaton has 4843 states and 7023 transitions. Word has length 128 [2024-11-01 06:52:39,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:52:39,915 INFO L471 AbstractCegarLoop]: Abstraction has 4843 states and 7023 transitions. [2024-11-01 06:52:39,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 4 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-01 06:52:39,915 INFO L276 IsEmpty]: Start isEmpty. Operand 4843 states and 7023 transitions. [2024-11-01 06:52:39,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-01 06:52:39,927 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:52:39,927 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 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] [2024-11-01 06:52:39,958 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-01 06:52:40,128 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 [2024-11-01 06:52:40,128 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:52:40,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:52:40,129 INFO L85 PathProgramCache]: Analyzing trace with hash 316017551, now seen corresponding path program 1 times [2024-11-01 06:52:40,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:52:40,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [3691701] [2024-11-01 06:52:40,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:52:40,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:52:40,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:52:40,132 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) [2024-11-01 06:52:40,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-01 06:52:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:52:41,745 INFO L255 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-01 06:52:41,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:52:41,919 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-01 06:52:41,919 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:52:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-01 06:52:43,000 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:52:43,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [3691701] [2024-11-01 06:52:43,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [3691701] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:52:43,001 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:52:43,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-01 06:52:43,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218488915] [2024-11-01 06:52:43,001 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:52:43,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-01 06:52:43,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:52:43,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-01 06:52:43,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-01 06:52:43,003 INFO L87 Difference]: Start difference. First operand 4843 states and 7023 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-01 06:52:43,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:52:43,403 INFO L93 Difference]: Finished difference Result 4858 states and 7043 transitions. [2024-11-01 06:52:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-01 06:52:43,406 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 128 [2024-11-01 06:52:43,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:52:43,452 INFO L225 Difference]: With dead ends: 4858 [2024-11-01 06:52:43,452 INFO L226 Difference]: Without dead ends: 4855 [2024-11-01 06:52:43,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-01 06:52:43,461 INFO L432 NwaCegarLoop]: 1571 mSDtfsCounter, 0 mSDsluCounter, 3135 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4706 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-01 06:52:43,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4706 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-01 06:52:43,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4855 states. [2024-11-01 06:52:43,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4855 to 4849. [2024-11-01 06:52:43,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4849 states, 3534 states have (on average 1.3910582908885116) internal successors, (4916), 3637 states have internal predecessors, (4916), 1034 states have call successors, (1034), 269 states have call predecessors, (1034), 280 states have return successors, (1079), 1028 states have call predecessors, (1079), 1033 states have call successors, (1079) [2024-11-01 06:52:43,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4849 states to 4849 states and 7029 transitions. [2024-11-01 06:52:43,811 INFO L78 Accepts]: Start accepts. Automaton has 4849 states and 7029 transitions. Word has length 128 [2024-11-01 06:52:43,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:52:43,812 INFO L471 AbstractCegarLoop]: Abstraction has 4849 states and 7029 transitions. [2024-11-01 06:52:43,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-01 06:52:43,813 INFO L276 IsEmpty]: Start isEmpty. Operand 4849 states and 7029 transitions. [2024-11-01 06:52:43,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-01 06:52:43,831 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:52:43,832 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 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] [2024-11-01 06:52:43,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-01 06:52:44,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-01 06:52:44,033 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:52:44,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:52:44,033 INFO L85 PathProgramCache]: Analyzing trace with hash 46823178, now seen corresponding path program 1 times [2024-11-01 06:52:44,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:52:44,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [91428328] [2024-11-01 06:52:44,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:52:44,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:52:44,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:52:44,036 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:52:44,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-01 06:52:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:52:45,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-01 06:52:45,584 INFO L278 TraceCheckSpWp]: Computing forward predicates...