/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 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 12:36:40,164 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 12:36:40,205 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 12:36:40,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 12:36:40,209 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 12:36:40,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 12:36:40,229 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 12:36:40,230 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 12:36:40,230 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 12:36:40,230 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 12:36:40,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 12:36:40,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 12:36:40,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 12:36:40,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 12:36:40,232 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 12:36:40,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 12:36:40,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 12:36:40,232 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 12:36:40,233 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 12:36:40,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 12:36:40,237 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 12:36:40,238 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 12:36:40,238 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 12:36:40,238 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 12:36:40,238 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 12:36:40,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 12:36:40,239 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 12:36:40,239 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 12:36:40,239 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 12:36:40,239 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 12:36:40,240 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 12:36:40,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 12:36:40,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 12:36:40,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 12:36:40,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 12:36:40,241 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 12:36:40,241 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 12:36:40,241 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 12:36:40,241 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 12:36:40,241 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 12:36:40,241 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 12:36:40,245 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:36:40,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 12:36:40,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 12:36:40,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 12:36:40,491 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 12:36:40,492 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 12:36:40,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i [2024-11-04 12:36:41,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 12:36:42,087 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 12:36:42,087 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i [2024-11-04 12:36:42,117 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6b87cc5/68ea493d1f774c258f0df564a4072acf/FLAG88dc1b3df [2024-11-04 12:36:42,346 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6b87cc5/68ea493d1f774c258f0df564a4072acf [2024-11-04 12:36:42,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 12:36:42,349 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 12:36:42,351 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 12:36:42,351 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 12:36:42,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 12:36:42,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:36:42" (1/1) ... [2024-11-04 12:36:42,359 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477c978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:42, skipping insertion in model container [2024-11-04 12:36:42,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:36:42" (1/1) ... [2024-11-04 12:36:42,436 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 12:36:42,946 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,066 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,085 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,113 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,116 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,120 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,120 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,131 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,132 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,148 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,150 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,151 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,151 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,151 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,152 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,167 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,186 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,190 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,197 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,201 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,202 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,207 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,207 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,208 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,209 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,210 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,210 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,211 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,211 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,211 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,212 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,212 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,212 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,217 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,218 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,219 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,219 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,219 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,220 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,220 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,221 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,222 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,222 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,223 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,223 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,228 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,239 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,240 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,240 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,240 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,241 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,252 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,253 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,255 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,256 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,257 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,257 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,258 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,258 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,291 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i[133672,133685] [2024-11-04 12:36:43,334 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 12:36:43,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 12:36:43,357 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 12:36:43,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3073] [2024-11-04 12:36:43,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3087-3088] [2024-11-04 12:36:43,427 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3102] [2024-11-04 12:36:43,427 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3105] [2024-11-04 12:36:43,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3108] [2024-11-04 12:36:43,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3111] [2024-11-04 12:36:43,430 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [3173] [2024-11-04 12:36:43,430 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3176] [2024-11-04 12:36:43,431 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3179] [2024-11-04 12:36:43,431 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3182] [2024-11-04 12:36:43,567 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i[133672,133685] [2024-11-04 12:36:43,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 12:36:43,657 INFO L204 MainTranslator]: Completed translation [2024-11-04 12:36:43,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43 WrapperNode [2024-11-04 12:36:43,658 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 12:36:43,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 12:36:43,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 12:36:43,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 12:36:43,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:43,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:43,807 INFO L138 Inliner]: procedures = 205, calls = 833, calls flagged for inlining = 89, calls inlined = 75, statements flattened = 2224 [2024-11-04 12:36:43,808 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 12:36:43,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 12:36:43,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 12:36:43,809 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 12:36:43,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:43,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:43,839 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:43,973 INFO L175 MemorySlicer]: Split 435 memory accesses to 14 slices as follows [2, 1, 7, 5, 7, 7, 2, 234, 35, 9, 8, 3, 113, 2]. 54 percent of accesses are in the largest equivalence class. The 39 initializations are split as follows [2, 0, 7, 0, 7, 7, 0, 0, 7, 9, 0, 0, 0, 0]. The 171 writes are split as follows [0, 0, 0, 5, 0, 0, 0, 34, 28, 0, 1, 0, 103, 0]. [2024-11-04 12:36:43,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:43,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:44,072 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:44,092 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:44,111 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:44,127 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:44,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 12:36:44,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 12:36:44,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 12:36:44,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 12:36:44,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (1/1) ... [2024-11-04 12:36:44,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 12:36:44,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:36:44,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-04 12:36:44,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-04 12:36:44,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-04 12:36:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 12:36:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 12:36:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 12:36:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 12:36:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 12:36:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 12:36:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 12:36:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 12:36:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 12:36:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-04 12:36:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-04 12:36:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-04 12:36:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-04 12:36:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-04 12:36:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure input_event_size [2024-11-04 12:36:44,207 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event_size [2024-11-04 12:36:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 12:36:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 12:36:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 12:36:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 12:36:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 12:36:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 12:36:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 12:36:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-04 12:36:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-04 12:36:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-04 12:36:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-04 12:36:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-04 12:36:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-04 12:36:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-04 12:36:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-04 12:36:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-04 12:36:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-04 12:36:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-04 12:36:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-04 12:36:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-04 12:36:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-04 12:36:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-04 12:36:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-04 12:36:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-04 12:36:44,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 12:36:44,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 12:36:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 12:36:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 12:36:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 12:36:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 12:36:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 12:36:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 12:36:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 12:36:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-04 12:36:44,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-04 12:36:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-04 12:36:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-04 12:36:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-04 12:36:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-04 12:36:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-04 12:36:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-04 12:36:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-04 12:36:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure input_alloc_absinfo [2024-11-04 12:36:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure input_alloc_absinfo [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-04 12:36:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_ioctl_handler [2024-11-04 12:36:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_ioctl_handler [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 12:36:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-04 12:36:44,215 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-04 12:36:44,215 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2024-11-04 12:36:44,215 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 12:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 12:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 12:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 12:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 12:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-04 12:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-04 12:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-04 12:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-04 12:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-04 12:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-04 12:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-04 12:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-11-04 12:36:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 12:36:44,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure is_compat_task [2024-11-04 12:36:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure is_compat_task [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-04 12:36:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-04 12:36:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-04 12:36:44,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-04 12:36:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-04 12:36:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-04 12:36:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-04 12:36:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 12:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-04 12:36:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-04 12:36:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-04 12:36:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-04 12:36:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-04 12:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-04 12:36:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_uinput_device [2024-11-04 12:36:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_uinput_device [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-04 12:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-04 12:36:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-04 12:36:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-04 12:36:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-04 12:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_request_done [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_request_done [2024-11-04 12:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-04 12:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-04 12:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_flat [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_flat [2024-11-04 12:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-04 12:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-04 12:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-04 12:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-04 12:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-04 12:36:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_request_find [2024-11-04 12:36:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_request_find [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_uinput_device [2024-11-04 12:36:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_uinput_device [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_allocate_device [2024-11-04 12:36:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_allocate_device [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-04 12:36:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-04 12:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-04 12:36:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-04 12:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#9 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#10 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#11 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#12 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#13 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#9 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#10 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#11 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#12 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#13 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-04 12:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#9 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#10 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#11 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#12 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#13 [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_ff_upload_from_user [2024-11-04 12:36:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_ff_upload_from_user [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_destroy_device [2024-11-04 12:36:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_destroy_device [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2024-11-04 12:36:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-04 12:36:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-04 12:36:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-04 12:36:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-04 12:36:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-04 12:36:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-04 12:36:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-04 12:36:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-04 12:36:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-04 12:36:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-04 12:36:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-04 12:36:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-04 12:36:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-04 12:36:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-04 12:36:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-04 12:36:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#9 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#10 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#11 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#12 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#13 [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-04 12:36:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 12:36:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 12:36:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-04 12:36:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-04 12:36:44,755 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 12:36:44,757 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 12:37:13,276 INFO L? ?]: Removed 1187 outVars from TransFormulas that were not future-live. [2024-11-04 12:37:13,277 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 12:37:13,312 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 12:37:13,312 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-04 12:37:13,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:37:13 BoogieIcfgContainer [2024-11-04 12:37:13,312 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 12:37:13,316 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 12:37:13,316 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 12:37:13,319 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 12:37:13,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 12:36:42" (1/3) ... [2024-11-04 12:37:13,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cf23b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:37:13, skipping insertion in model container [2024-11-04 12:37:13,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:36:43" (2/3) ... [2024-11-04 12:37:13,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cf23b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:37:13, skipping insertion in model container [2024-11-04 12:37:13,321 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:37:13" (3/3) ... [2024-11-04 12:37:13,322 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i [2024-11-04 12:37:13,334 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 12:37:13,334 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 12:37:13,398 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 12:37:13,403 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;@714b2ac2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 12:37:13,403 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 12:37:13,414 INFO L276 IsEmpty]: Start isEmpty. Operand has 693 states, 505 states have (on average 1.3485148514851486) internal successors, (681), 519 states have internal predecessors, (681), 142 states have call successors, (142), 44 states have call predecessors, (142), 44 states have return successors, (142), 140 states have call predecessors, (142), 142 states have call successors, (142) [2024-11-04 12:37:13,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-04 12:37:13,422 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:37:13,423 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 12:37:13,423 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:37:13,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:37:13,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1543314865, now seen corresponding path program 1 times [2024-11-04 12:37:13,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:37:13,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1521253024] [2024-11-04 12:37:13,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:37:13,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:13,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:37:13,440 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:37:13,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-04 12:37:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:37:13,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 12:37:13,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:37:14,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 12:37:14,447 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:37:14,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 12:37:14,812 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:37:14,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1521253024] [2024-11-04 12:37:14,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1521253024] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:37:14,813 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:37:14,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 12:37:14,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511776350] [2024-11-04 12:37:14,815 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:37:14,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 12:37:14,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:37:14,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 12:37:14,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 12:37:14,838 INFO L87 Difference]: Start difference. First operand has 693 states, 505 states have (on average 1.3485148514851486) internal successors, (681), 519 states have internal predecessors, (681), 142 states have call successors, (142), 44 states have call predecessors, (142), 44 states have return successors, (142), 140 states have call predecessors, (142), 142 states have call successors, (142) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 12:37:18,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 12:37:19,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:37:19,032 INFO L93 Difference]: Finished difference Result 1375 states and 1933 transitions. [2024-11-04 12:37:19,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 12:37:19,035 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 14 [2024-11-04 12:37:19,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:37:19,050 INFO L225 Difference]: With dead ends: 1375 [2024-11-04 12:37:19,051 INFO L226 Difference]: Without dead ends: 686 [2024-11-04 12:37:19,058 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 12:37:19,060 INFO L432 NwaCegarLoop]: 954 mSDtfsCounter, 944 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 944 SdHoareTripleChecker+Valid, 954 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-04 12:37:19,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [944 Valid, 954 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-04 12:37:19,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2024-11-04 12:37:19,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 686. [2024-11-04 12:37:19,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 686 states, 501 states have (on average 1.343313373253493) internal successors, (673), 512 states have internal predecessors, (673), 141 states have call successors, (141), 44 states have call predecessors, (141), 43 states have return successors, (137), 135 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-04 12:37:19,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 951 transitions. [2024-11-04 12:37:19,160 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 951 transitions. Word has length 14 [2024-11-04 12:37:19,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:37:19,161 INFO L471 AbstractCegarLoop]: Abstraction has 686 states and 951 transitions. [2024-11-04 12:37:19,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 12:37:19,161 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 951 transitions. [2024-11-04 12:37:19,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-04 12:37:19,162 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:37:19,162 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 12:37:19,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-04 12:37:19,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:19,367 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:37:19,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:37:19,367 INFO L85 PathProgramCache]: Analyzing trace with hash 597130825, now seen corresponding path program 1 times [2024-11-04 12:37:19,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:37:19,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1930912902] [2024-11-04 12:37:19,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:37:19,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:19,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:37:19,370 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:37:19,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-04 12:37:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:37:19,857 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 12:37:19,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:37:20,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 12:37:20,342 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:37:20,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 12:37:20,764 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:37:20,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1930912902] [2024-11-04 12:37:20,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1930912902] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:37:20,765 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:37:20,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 12:37:20,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008986524] [2024-11-04 12:37:20,765 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:37:20,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 12:37:20,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:37:20,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 12:37:20,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 12:37:20,767 INFO L87 Difference]: Start difference. First operand 686 states and 951 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 12:37:24,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 12:37:24,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:37:24,952 INFO L93 Difference]: Finished difference Result 688 states and 952 transitions. [2024-11-04 12:37:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 12:37:24,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 15 [2024-11-04 12:37:24,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:37:24,960 INFO L225 Difference]: With dead ends: 688 [2024-11-04 12:37:24,960 INFO L226 Difference]: Without dead ends: 685 [2024-11-04 12:37:24,961 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 12:37:24,962 INFO L432 NwaCegarLoop]: 948 mSDtfsCounter, 937 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 948 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-04 12:37:24,962 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [937 Valid, 948 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-04 12:37:24,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2024-11-04 12:37:25,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 685. [2024-11-04 12:37:25,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 501 states have (on average 1.341317365269461) internal successors, (672), 511 states have internal predecessors, (672), 140 states have call successors, (140), 44 states have call predecessors, (140), 43 states have return successors, (137), 135 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-04 12:37:25,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 949 transitions. [2024-11-04 12:37:25,020 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 949 transitions. Word has length 15 [2024-11-04 12:37:25,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:37:25,021 INFO L471 AbstractCegarLoop]: Abstraction has 685 states and 949 transitions. [2024-11-04 12:37:25,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 12:37:25,021 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 949 transitions. [2024-11-04 12:37:25,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-04 12:37:25,021 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:37:25,022 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 12:37:25,051 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-04 12:37:25,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:25,223 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:37:25,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:37:25,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1330201524, now seen corresponding path program 1 times [2024-11-04 12:37:25,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:37:25,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [434823202] [2024-11-04 12:37:25,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:37:25,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:25,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:37:25,231 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:37:25,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-04 12:37:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:37:25,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 12:37:25,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:37:26,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 12:37:26,551 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:37:27,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 12:37:27,206 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:37:27,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [434823202] [2024-11-04 12:37:27,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [434823202] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:37:27,206 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:37:27,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 12:37:27,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942733412] [2024-11-04 12:37:27,207 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:37:27,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 12:37:27,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:37:27,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 12:37:27,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 12:37:27,208 INFO L87 Difference]: Start difference. First operand 685 states and 949 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 12:37:31,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 12:37:31,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:37:31,543 INFO L93 Difference]: Finished difference Result 1986 states and 2774 transitions. [2024-11-04 12:37:31,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 12:37:31,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 16 [2024-11-04 12:37:31,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:37:31,556 INFO L225 Difference]: With dead ends: 1986 [2024-11-04 12:37:31,557 INFO L226 Difference]: Without dead ends: 1301 [2024-11-04 12:37:31,560 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 12:37:31,563 INFO L432 NwaCegarLoop]: 1484 mSDtfsCounter, 934 mSDsluCounter, 866 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 934 SdHoareTripleChecker+Valid, 2350 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-04 12:37:31,564 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [934 Valid, 2350 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-04 12:37:31,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1301 states. [2024-11-04 12:37:31,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1301 to 1298. [2024-11-04 12:37:31,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1298 states, 953 states have (on average 1.34102833158447) internal successors, (1278), 971 states have internal predecessors, (1278), 264 states have call successors, (264), 82 states have call predecessors, (264), 80 states have return successors, (268), 254 states have call predecessors, (268), 258 states have call successors, (268) [2024-11-04 12:37:31,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1298 states and 1810 transitions. [2024-11-04 12:37:31,675 INFO L78 Accepts]: Start accepts. Automaton has 1298 states and 1810 transitions. Word has length 16 [2024-11-04 12:37:31,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:37:31,675 INFO L471 AbstractCegarLoop]: Abstraction has 1298 states and 1810 transitions. [2024-11-04 12:37:31,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 12:37:31,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1810 transitions. [2024-11-04 12:37:31,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-04 12:37:31,681 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:37:31,681 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-04 12:37:31,707 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-04 12:37:31,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:31,882 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:37:31,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:37:31,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1579269503, now seen corresponding path program 1 times [2024-11-04 12:37:31,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:37:31,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [923969946] [2024-11-04 12:37:31,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:37:31,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:31,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:37:31,887 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:37:31,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-04 12:37:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:37:32,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 12:37:32,546 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:37:33,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 12:37:33,259 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:37:34,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 12:37:34,407 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:37:34,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [923969946] [2024-11-04 12:37:34,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [923969946] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:37:34,407 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:37:34,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-04 12:37:34,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807758091] [2024-11-04 12:37:34,408 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:37:34,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-04 12:37:34,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:37:34,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-04 12:37:34,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-04 12:37:34,409 INFO L87 Difference]: Start difference. First operand 1298 states and 1810 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-04 12:37:36,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:37:36,608 INFO L93 Difference]: Finished difference Result 2746 states and 3861 transitions. [2024-11-04 12:37:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-04 12:37:36,609 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 44 [2024-11-04 12:37:36,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:37:36,619 INFO L225 Difference]: With dead ends: 2746 [2024-11-04 12:37:36,619 INFO L226 Difference]: Without dead ends: 1456 [2024-11-04 12:37:36,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-04 12:37:36,628 INFO L432 NwaCegarLoop]: 950 mSDtfsCounter, 201 mSDsluCounter, 1674 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 2624 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-04 12:37:36,629 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 2624 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-04 12:37:36,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1456 states. [2024-11-04 12:37:36,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1456 to 1438. [2024-11-04 12:37:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1438 states, 1073 states have (on average 1.3513513513513513) internal successors, (1450), 1091 states have internal predecessors, (1450), 284 states have call successors, (284), 82 states have call predecessors, (284), 80 states have return successors, (296), 274 states have call predecessors, (296), 278 states have call successors, (296) [2024-11-04 12:37:36,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1438 states and 2030 transitions. [2024-11-04 12:37:36,728 INFO L78 Accepts]: Start accepts. Automaton has 1438 states and 2030 transitions. Word has length 44 [2024-11-04 12:37:36,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:37:36,728 INFO L471 AbstractCegarLoop]: Abstraction has 1438 states and 2030 transitions. [2024-11-04 12:37:36,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-04 12:37:36,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2030 transitions. [2024-11-04 12:37:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-04 12:37:36,735 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:37:36,735 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-04 12:37:36,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-04 12:37:36,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:36,936 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:37:36,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:37:36,936 INFO L85 PathProgramCache]: Analyzing trace with hash -698243915, now seen corresponding path program 1 times [2024-11-04 12:37:36,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:37:36,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1225895531] [2024-11-04 12:37:36,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:37:36,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:36,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:37:36,939 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:37:36,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-04 12:37:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:37:37,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 12:37:37,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:37:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 12:37:38,634 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:37:39,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 12:37:39,935 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:37:39,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1225895531] [2024-11-04 12:37:39,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1225895531] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:37:39,936 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:37:39,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 12:37:39,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326477055] [2024-11-04 12:37:39,936 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:37:39,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 12:37:39,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:37:39,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 12:37:39,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 12:37:39,942 INFO L87 Difference]: Start difference. First operand 1438 states and 2030 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-04 12:37:43,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 12:37:44,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:37:44,247 INFO L93 Difference]: Finished difference Result 2870 states and 4052 transitions. [2024-11-04 12:37:44,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 12:37:44,248 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 53 [2024-11-04 12:37:44,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:37:44,260 INFO L225 Difference]: With dead ends: 2870 [2024-11-04 12:37:44,260 INFO L226 Difference]: Without dead ends: 1440 [2024-11-04 12:37:44,272 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 12:37:44,273 INFO L432 NwaCegarLoop]: 1131 mSDtfsCounter, 853 mSDsluCounter, 925 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 853 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-04 12:37:44,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [853 Valid, 2056 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-04 12:37:44,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1440 states. [2024-11-04 12:37:44,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1440 to 1424. [2024-11-04 12:37:44,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 1067 states have (on average 1.3514526710402999) internal successors, (1442), 1081 states have internal predecessors, (1442), 276 states have call successors, (276), 82 states have call predecessors, (276), 80 states have return successors, (274), 270 states have call predecessors, (274), 265 states have call successors, (274) [2024-11-04 12:37:44,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 1992 transitions. [2024-11-04 12:37:44,358 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 1992 transitions. Word has length 53 [2024-11-04 12:37:44,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:37:44,358 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 1992 transitions. [2024-11-04 12:37:44,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-04 12:37:44,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1992 transitions. [2024-11-04 12:37:44,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-04 12:37:44,362 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:37:44,362 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-04 12:37:44,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-04 12:37:44,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:44,563 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:37:44,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:37:44,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1791249795, now seen corresponding path program 1 times [2024-11-04 12:37:44,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:37:44,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [811910002] [2024-11-04 12:37:44,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:37:44,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:44,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:37:44,567 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:37:44,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-04 12:37:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:37:45,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 12:37:45,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:37:46,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 12:37:46,040 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:37:48,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 12:37:48,154 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:37:48,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [811910002] [2024-11-04 12:37:48,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [811910002] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:37:48,155 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:37:48,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2024-11-04 12:37:48,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570272006] [2024-11-04 12:37:48,155 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:37:48,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-04 12:37:48,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:37:48,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-04 12:37:48,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-04 12:37:48,156 INFO L87 Difference]: Start difference. First operand 1424 states and 1992 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-04 12:37:51,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:37:51,069 INFO L93 Difference]: Finished difference Result 1544 states and 2129 transitions. [2024-11-04 12:37:51,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-04 12:37:51,070 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) Word has length 55 [2024-11-04 12:37:51,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:37:51,080 INFO L225 Difference]: With dead ends: 1544 [2024-11-04 12:37:51,080 INFO L226 Difference]: Without dead ends: 1196 [2024-11-04 12:37:51,083 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-04 12:37:51,085 INFO L432 NwaCegarLoop]: 957 mSDtfsCounter, 2 mSDsluCounter, 6605 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 7562 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-04 12:37:51,086 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 7562 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-04 12:37:51,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2024-11-04 12:37:51,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 1191. [2024-11-04 12:37:51,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1191 states, 894 states have (on average 1.3299776286353469) internal successors, (1189), 904 states have internal predecessors, (1189), 224 states have call successors, (224), 74 states have call predecessors, (224), 72 states have return successors, (223), 221 states have call predecessors, (223), 214 states have call successors, (223) [2024-11-04 12:37:51,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1191 states and 1636 transitions. [2024-11-04 12:37:51,160 INFO L78 Accepts]: Start accepts. Automaton has 1191 states and 1636 transitions. Word has length 55 [2024-11-04 12:37:51,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:37:51,162 INFO L471 AbstractCegarLoop]: Abstraction has 1191 states and 1636 transitions. [2024-11-04 12:37:51,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-04 12:37:51,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1636 transitions. [2024-11-04 12:37:51,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-04 12:37:51,165 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:37:51,165 INFO L215 NwaCegarLoop]: trace histogram [3, 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] [2024-11-04 12:37:51,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-04 12:37:51,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:51,366 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:37:51,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:37:51,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1503785622, now seen corresponding path program 1 times [2024-11-04 12:37:51,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:37:51,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [452261418] [2024-11-04 12:37:51,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:37:51,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:51,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:37:51,371 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:37:51,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-04 12:37:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:37:51,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 12:37:51,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:37:52,824 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 12:37:52,824 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:37:53,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-04 12:37:53,883 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:37:53,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [452261418] [2024-11-04 12:37:53,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [452261418] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:37:53,883 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:37:53,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2024-11-04 12:37:53,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457015871] [2024-11-04 12:37:53,883 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:37:53,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-04 12:37:53,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:37:53,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-04 12:37:53,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-04 12:37:53,887 INFO L87 Difference]: Start difference. First operand 1191 states and 1636 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-04 12:37:55,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:37:55,307 INFO L93 Difference]: Finished difference Result 1445 states and 1980 transitions. [2024-11-04 12:37:55,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-04 12:37:55,307 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 60 [2024-11-04 12:37:55,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:37:55,315 INFO L225 Difference]: With dead ends: 1445 [2024-11-04 12:37:55,315 INFO L226 Difference]: Without dead ends: 1182 [2024-11-04 12:37:55,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-04 12:37:55,318 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 134 mSDsluCounter, 3603 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 4554 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-04 12:37:55,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 4554 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-04 12:37:55,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1182 states. [2024-11-04 12:37:55,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1182 to 1177. [2024-11-04 12:37:55,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1177 states, 881 states have (on average 1.3337116912599318) internal successors, (1175), 896 states have internal predecessors, (1175), 224 states have call successors, (224), 74 states have call predecessors, (224), 71 states have return successors, (217), 215 states have call predecessors, (217), 214 states have call successors, (217) [2024-11-04 12:37:55,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1177 states and 1616 transitions. [2024-11-04 12:37:55,378 INFO L78 Accepts]: Start accepts. Automaton has 1177 states and 1616 transitions. Word has length 60 [2024-11-04 12:37:55,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:37:55,378 INFO L471 AbstractCegarLoop]: Abstraction has 1177 states and 1616 transitions. [2024-11-04 12:37:55,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-04 12:37:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1616 transitions. [2024-11-04 12:37:55,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-04 12:37:55,382 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:37:55,382 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-04 12:37:55,401 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-04 12:37:55,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:55,583 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:37:55,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:37:55,583 INFO L85 PathProgramCache]: Analyzing trace with hash 574457172, now seen corresponding path program 1 times [2024-11-04 12:37:55,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:37:55,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [779922801] [2024-11-04 12:37:55,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:37:55,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:55,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:37:55,590 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:37:55,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-04 12:37:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:37:56,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-04 12:37:56,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:37:56,649 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 12:37:56,649 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:37:57,876 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-04 12:37:57,877 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:37:57,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [779922801] [2024-11-04 12:37:57,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [779922801] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:37:57,877 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:37:57,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-04 12:37:57,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35701529] [2024-11-04 12:37:57,877 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:37:57,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-04 12:37:57,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:37:57,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-04 12:37:57,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 12:37:57,879 INFO L87 Difference]: Start difference. First operand 1177 states and 1616 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-04 12:37:58,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:37:58,271 INFO L93 Difference]: Finished difference Result 2352 states and 3232 transitions. [2024-11-04 12:37:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-04 12:37:58,272 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) Word has length 73 [2024-11-04 12:37:58,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:37:58,281 INFO L225 Difference]: With dead ends: 2352 [2024-11-04 12:37:58,282 INFO L226 Difference]: Without dead ends: 1180 [2024-11-04 12:37:58,286 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 12:37:58,288 INFO L432 NwaCegarLoop]: 946 mSDtfsCounter, 0 mSDsluCounter, 2831 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3777 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-04 12:37:58,289 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3777 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-04 12:37:58,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1180 states. [2024-11-04 12:37:58,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1180 to 1180. [2024-11-04 12:37:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1180 states, 883 states have (on average 1.331823329558324) internal successors, (1176), 898 states have internal predecessors, (1176), 225 states have call successors, (225), 74 states have call predecessors, (225), 71 states have return successors, (218), 216 states have call predecessors, (218), 215 states have call successors, (218) [2024-11-04 12:37:58,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1619 transitions. [2024-11-04 12:37:58,346 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 1619 transitions. Word has length 73 [2024-11-04 12:37:58,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:37:58,347 INFO L471 AbstractCegarLoop]: Abstraction has 1180 states and 1619 transitions. [2024-11-04 12:37:58,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-04 12:37:58,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1619 transitions. [2024-11-04 12:37:58,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-04 12:37:58,349 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:37:58,350 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 12:37:58,375 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-04 12:37:58,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:58,551 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:37:58,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:37:58,551 INFO L85 PathProgramCache]: Analyzing trace with hash 755337340, now seen corresponding path program 1 times [2024-11-04 12:37:58,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:37:58,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [25574256] [2024-11-04 12:37:58,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:37:58,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:37:58,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:37:58,553 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:37:58,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-04 12:37:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:37:59,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-04 12:37:59,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:37:59,986 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-04 12:37:59,986 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:38:01,842 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-04 12:38:01,842 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:38:01,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [25574256] [2024-11-04 12:38:01,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [25574256] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:38:01,842 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:38:01,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2024-11-04 12:38:01,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035527736] [2024-11-04 12:38:01,843 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:38:01,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-04 12:38:01,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:38:01,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-04 12:38:01,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-04 12:38:01,844 INFO L87 Difference]: Start difference. First operand 1180 states and 1619 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-04 12:38:02,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:38:02,912 INFO L93 Difference]: Finished difference Result 2335 states and 3206 transitions. [2024-11-04 12:38:02,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-04 12:38:02,913 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) Word has length 87 [2024-11-04 12:38:02,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:38:02,927 INFO L225 Difference]: With dead ends: 2335 [2024-11-04 12:38:02,927 INFO L226 Difference]: Without dead ends: 1163 [2024-11-04 12:38:02,934 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-04 12:38:02,936 INFO L432 NwaCegarLoop]: 950 mSDtfsCounter, 3 mSDsluCounter, 4714 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 5664 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-04 12:38:02,936 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 5664 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-04 12:38:02,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1163 states. [2024-11-04 12:38:03,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1163 to 1162. [2024-11-04 12:38:03,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1162 states, 866 states have (on average 1.3290993071593533) internal successors, (1151), 880 states have internal predecessors, (1151), 224 states have call successors, (224), 74 states have call predecessors, (224), 71 states have return successors, (218), 216 states have call predecessors, (218), 215 states have call successors, (218) [2024-11-04 12:38:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1162 states and 1593 transitions. [2024-11-04 12:38:03,022 INFO L78 Accepts]: Start accepts. Automaton has 1162 states and 1593 transitions. Word has length 87 [2024-11-04 12:38:03,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:38:03,022 INFO L471 AbstractCegarLoop]: Abstraction has 1162 states and 1593 transitions. [2024-11-04 12:38:03,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-04 12:38:03,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1593 transitions. [2024-11-04 12:38:03,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-04 12:38:03,024 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:38:03,025 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 12:38:03,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-04 12:38:03,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:38:03,225 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:38:03,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:38:03,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1001458189, now seen corresponding path program 1 times [2024-11-04 12:38:03,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:38:03,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2119941987] [2024-11-04 12:38:03,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:38:03,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:38:03,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:38:03,229 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:38:03,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-04 12:38:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:38:03,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 12:38:03,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:38:04,363 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-04 12:38:04,363 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:38:06,238 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-04 12:38:06,238 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:38:06,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2119941987] [2024-11-04 12:38:06,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2119941987] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:38:06,238 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:38:06,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2024-11-04 12:38:06,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896550329] [2024-11-04 12:38:06,239 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:38:06,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-04 12:38:06,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:38:06,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-04 12:38:06,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-04 12:38:06,240 INFO L87 Difference]: Start difference. First operand 1162 states and 1593 transitions. Second operand has 10 states, 10 states have (on average 6.5) internal successors, (65), 8 states have internal predecessors, (65), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-04 12:38:07,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:38:07,180 INFO L93 Difference]: Finished difference Result 1231 states and 1675 transitions. [2024-11-04 12:38:07,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-04 12:38:07,184 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 8 states have internal predecessors, (65), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) Word has length 89 [2024-11-04 12:38:07,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:38:07,191 INFO L225 Difference]: With dead ends: 1231 [2024-11-04 12:38:07,191 INFO L226 Difference]: Without dead ends: 1016 [2024-11-04 12:38:07,193 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-04 12:38:07,193 INFO L432 NwaCegarLoop]: 950 mSDtfsCounter, 0 mSDsluCounter, 6617 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7567 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-04 12:38:07,194 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7567 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-04 12:38:07,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2024-11-04 12:38:07,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 1016. [2024-11-04 12:38:07,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1016 states, 763 states have (on average 1.3381389252948885) internal successors, (1021), 776 states have internal predecessors, (1021), 190 states have call successors, (190), 64 states have call predecessors, (190), 62 states have return successors, (186), 184 states have call predecessors, (186), 183 states have call successors, (186) [2024-11-04 12:38:07,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 1016 states and 1397 transitions. [2024-11-04 12:38:07,251 INFO L78 Accepts]: Start accepts. Automaton has 1016 states and 1397 transitions. Word has length 89 [2024-11-04 12:38:07,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:38:07,252 INFO L471 AbstractCegarLoop]: Abstraction has 1016 states and 1397 transitions. [2024-11-04 12:38:07,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 8 states have internal predecessors, (65), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-04 12:38:07,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1397 transitions. [2024-11-04 12:38:07,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-04 12:38:07,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:38:07,258 INFO L215 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 12:38:07,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-04 12:38:07,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:38:07,459 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:38:07,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:38:07,460 INFO L85 PathProgramCache]: Analyzing trace with hash -185141415, now seen corresponding path program 1 times [2024-11-04 12:38:07,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:38:07,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [647254709] [2024-11-04 12:38:07,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:38:07,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:38:07,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:38:07,462 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:38:07,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-04 12:38:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:38:08,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 12:38:08,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:38:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-04 12:38:09,089 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 12:38:10,738 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-04 12:38:10,739 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 12:38:10,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [647254709] [2024-11-04 12:38:10,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [647254709] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 12:38:10,739 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 12:38:10,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2024-11-04 12:38:10,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119264796] [2024-11-04 12:38:10,739 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 12:38:10,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-04 12:38:10,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 12:38:10,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-04 12:38:10,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-04 12:38:10,743 INFO L87 Difference]: Start difference. First operand 1016 states and 1397 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-04 12:38:11,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 12:38:11,426 INFO L93 Difference]: Finished difference Result 1268 states and 1738 transitions. [2024-11-04 12:38:11,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-04 12:38:11,427 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 98 [2024-11-04 12:38:11,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 12:38:11,445 INFO L225 Difference]: With dead ends: 1268 [2024-11-04 12:38:11,445 INFO L226 Difference]: Without dead ends: 1016 [2024-11-04 12:38:11,447 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-04 12:38:11,448 INFO L432 NwaCegarLoop]: 943 mSDtfsCounter, 0 mSDsluCounter, 3762 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4705 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-04 12:38:11,448 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4705 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-04 12:38:11,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2024-11-04 12:38:11,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 1016. [2024-11-04 12:38:11,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1016 states, 763 states have (on average 1.3368283093053734) internal successors, (1020), 776 states have internal predecessors, (1020), 190 states have call successors, (190), 64 states have call predecessors, (190), 62 states have return successors, (186), 184 states have call predecessors, (186), 183 states have call successors, (186) [2024-11-04 12:38:11,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 1016 states and 1396 transitions. [2024-11-04 12:38:11,568 INFO L78 Accepts]: Start accepts. Automaton has 1016 states and 1396 transitions. Word has length 98 [2024-11-04 12:38:11,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 12:38:11,569 INFO L471 AbstractCegarLoop]: Abstraction has 1016 states and 1396 transitions. [2024-11-04 12:38:11,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-04 12:38:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1396 transitions. [2024-11-04 12:38:11,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-04 12:38:11,581 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 12:38:11,582 INFO L215 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 12:38:11,611 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-04 12:38:11,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:38:11,782 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 12:38:11,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 12:38:11,785 INFO L85 PathProgramCache]: Analyzing trace with hash 116930789, now seen corresponding path program 1 times [2024-11-04 12:38:11,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 12:38:11,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1767989392] [2024-11-04 12:38:11,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 12:38:11,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 12:38:11,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 12:38:11,787 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 12:38:11,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-04 12:38:12,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 12:38:12,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-04 12:38:12,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 12:38:14,150 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-04 12:38:14,150 INFO L311 TraceCheckSpWp]: Computing backward predicates...