/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 12:39:55,671 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 12:39:55,755 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 12:39:55,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 12:39:55,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 12:39:55,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 12:39:55,793 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 12:39:55,793 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 12:39:55,794 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 12:39:55,794 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 12:39:55,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 12:39:55,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 12:39:55,795 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 12:39:55,796 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 12:39:55,797 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 12:39:55,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 12:39:55,798 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 12:39:55,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 12:39:55,799 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 12:39:55,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 12:39:55,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 12:39:55,801 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 12:39:55,802 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 12:39:55,802 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 12:39:55,805 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 12:39:55,806 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 12:39:55,806 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 12:39:55,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 12:39:55,807 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 12:39:55,807 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 12:39:55,807 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 12:39:55,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 12:39:55,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 12:39:55,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 12:39:55,808 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 12:39:55,808 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 12:39:55,809 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 12:39:55,809 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 12:39:55,809 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 12:39:55,810 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 12:39:55,810 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 12:39:55,811 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 12:39:56,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 12:39:56,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 12:39:56,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 12:39:56,087 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 12:39:56,087 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 12:39:56,088 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-06 12:39:57,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 12:39:58,136 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 12:39:58,136 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-06 12:39:58,190 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7de45833/07bfc3cedeb34060ba6f2a29e5e26906/FLAG99fff221c [2024-11-06 12:39:58,211 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7de45833/07bfc3cedeb34060ba6f2a29e5e26906 [2024-11-06 12:39:58,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 12:39:58,217 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 12:39:58,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 12:39:58,219 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 12:39:58,225 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 12:39:58,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:39:58" (1/1) ... [2024-11-06 12:39:58,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb9cb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:39:58, skipping insertion in model container [2024-11-06 12:39:58,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:39:58" (1/1) ... [2024-11-06 12:39:58,392 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 12:39:59,179 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,180 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,185 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,186 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,186 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,187 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,750 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,750 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,751 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,752 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,752 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:39:59,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,035 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,139 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,154 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,261 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,305 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,362 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,364 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,365 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,368 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,368 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,372 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,377 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,378 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,378 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,379 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,380 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,380 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,383 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,383 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,390 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,391 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,391 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,391 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,403 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,433 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,434 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,436 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,442 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,449 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,452 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,473 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,481 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,500 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,515 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,518 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,520 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,550 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,552 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,553 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,553 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,555 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,557 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,557 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,614 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,614 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,621 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,622 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,622 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,622 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,622 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,633 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,634 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,634 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,635 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,635 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,636 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,735 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,736 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,744 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i[287455,287468] [2024-11-06 12:40:00,882 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:40:00,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 12:40:00,941 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 12:40:01,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5924] [2024-11-06 12:40:01,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5932] [2024-11-06 12:40:01,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [7007] [2024-11-06 12:40:01,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [7014] [2024-11-06 12:40:01,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7040] [2024-11-06 12:40:01,561 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i[287455,287468] [2024-11-06 12:40:01,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 12:40:01,687 INFO L204 MainTranslator]: Completed translation [2024-11-06 12:40:01,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01 WrapperNode [2024-11-06 12:40:01,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 12:40:01,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 12:40:01,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 12:40:01,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 12:40:01,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:01,776 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:01,957 INFO L138 Inliner]: procedures = 285, calls = 2182, calls flagged for inlining = 123, calls inlined = 120, statements flattened = 4758 [2024-11-06 12:40:01,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 12:40:01,959 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 12:40:01,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 12:40:01,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 12:40:01,971 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:01,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:02,014 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:02,652 INFO L175 MemorySlicer]: Split 1187 memory accesses to 6 slices as follows [1128, 2, 4, 6, 4, 43]. 95 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [4, 2, 4, 0, 4, 0]. The 527 writes are split as follows [483, 0, 0, 1, 0, 43]. [2024-11-06 12:40:02,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:02,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:02,797 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:02,829 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:02,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:02,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:02,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 12:40:02,955 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 12:40:02,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 12:40:02,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 12:40:02,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (1/1) ... [2024-11-06 12:40:02,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 12:40:02,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:40:02,991 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) [2024-11-06 12:40:02,998 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 [2024-11-06 12:40:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2024-11-06 12:40:03,031 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2024-11-06 12:40:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2024-11-06 12:40:03,031 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2024-11-06 12:40:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 12:40:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 12:40:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 12:40:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 12:40:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 12:40:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 12:40:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 12:40:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 12:40:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-06 12:40:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-06 12:40:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-06 12:40:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-06 12:40:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-06 12:40:03,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 12:40:03,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 12:40:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 12:40:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-06 12:40:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-06 12:40:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-06 12:40:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-06 12:40:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-06 12:40:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-06 12:40:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2024-11-06 12:40:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2024-11-06 12:40:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2024-11-06 12:40:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2024-11-06 12:40:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-06 12:40:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-06 12:40:03,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-06 12:40:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-06 12:40:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-06 12:40:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-06 12:40:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2024-11-06 12:40:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2024-11-06 12:40:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2024-11-06 12:40:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2024-11-06 12:40:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-06 12:40:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-06 12:40:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-06 12:40:03,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-06 12:40:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-06 12:40:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-06 12:40:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-06 12:40:03,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-06 12:40:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-06 12:40:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-06 12:40:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-06 12:40:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-06 12:40:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-06 12:40:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-06 12:40:03,038 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 12:40:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 12:40:03,038 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2024-11-06 12:40:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2024-11-06 12:40:03,038 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-06 12:40:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-06 12:40:03,038 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2024-11-06 12:40:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2024-11-06 12:40:03,038 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2024-11-06 12:40:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2024-11-06 12:40:03,039 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2024-11-06 12:40:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2024-11-06 12:40:03,039 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2024-11-06 12:40:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2024-11-06 12:40:03,039 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2024-11-06 12:40:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2024-11-06 12:40:03,039 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-06 12:40:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-06 12:40:03,039 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_get_stats [2024-11-06 12:40:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_get_stats [2024-11-06 12:40:03,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 12:40:03,039 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2024-11-06 12:40:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2024-11-06 12:40:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2024-11-06 12:40:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2024-11-06 12:40:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2024-11-06 12:40:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2024-11-06 12:40:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 12:40:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 12:40:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 12:40:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 12:40:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 12:40:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 12:40:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-06 12:40:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-06 12:40:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-06 12:40:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-06 12:40:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2024-11-06 12:40:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 12:40:03,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2024-11-06 12:40:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2024-11-06 12:40:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 12:40:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 12:40:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 12:40:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 12:40:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 12:40:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 12:40:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-06 12:40:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-06 12:40:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 12:40:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 12:40:03,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 12:40:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 12:40:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 12:40:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 12:40:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-06 12:40:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-06 12:40:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-06 12:40:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-06 12:40:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-06 12:40:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-06 12:40:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2024-11-06 12:40:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2024-11-06 12:40:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-06 12:40:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-06 12:40:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2024-11-06 12:40:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2024-11-06 12:40:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-06 12:40:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-06 12:40:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2024-11-06 12:40:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2024-11-06 12:40:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2024-11-06 12:40:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2024-11-06 12:40:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2024-11-06 12:40:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2024-11-06 12:40:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-06 12:40:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-06 12:40:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-11-06 12:40:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-11-06 12:40:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2024-11-06 12:40:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2024-11-06 12:40:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-06 12:40:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-06 12:40:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-06 12:40:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-06 12:40:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2024-11-06 12:40:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2024-11-06 12:40:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2024-11-06 12:40:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2024-11-06 12:40:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-06 12:40:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-06 12:40:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-06 12:40:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-06 12:40:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-06 12:40:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-06 12:40:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-06 12:40:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-06 12:40:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-06 12:40:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-06 12:40:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-06 12:40:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-06 12:40:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-06 12:40:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-06 12:40:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-06 12:40:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-06 12:40:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-06 12:40:03,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-06 12:40:03,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2024-11-06 12:40:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2024-11-06 12:40:03,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ioctl [2024-11-06 12:40:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ioctl [2024-11-06 12:40:03,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-06 12:40:03,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-06 12:40:03,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2024-11-06 12:40:03,051 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2024-11-06 12:40:03,051 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-11-06 12:40:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-11-06 12:40:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2024-11-06 12:40:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2024-11-06 12:40:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 12:40:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-06 12:40:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-06 12:40:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-06 12:40:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-06 12:40:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 12:40:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-06 12:40:03,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-06 12:40:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 12:40:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2024-11-06 12:40:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-06 12:40:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2024-11-06 12:40:03,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2024-11-06 12:40:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-06 12:40:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-06 12:40:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-06 12:40:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-06 12:40:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-06 12:40:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-06 12:40:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-06 12:40:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-06 12:40:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-11-06 12:40:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-11-06 12:40:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 12:40:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 12:40:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-06 12:40:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-06 12:40:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-06 12:40:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-06 12:40:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-06 12:40:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-06 12:40:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2024-11-06 12:40:03,055 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2024-11-06 12:40:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-06 12:40:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-06 12:40:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2024-11-06 12:40:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2024-11-06 12:40:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-06 12:40:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-06 12:40:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-06 12:40:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-06 12:40:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-06 12:40:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-06 12:40:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-06 12:40:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-06 12:40:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2024-11-06 12:40:03,056 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2024-11-06 12:40:03,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-06 12:40:03,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-06 12:40:03,057 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-06 12:40:03,057 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-06 12:40:03,057 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-06 12:40:03,057 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-06 12:40:03,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 12:40:03,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 12:40:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-06 12:40:03,058 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-06 12:40:03,834 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 12:40:03,837 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 12:40:04,502 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-06 12:40:35,958 INFO L? ?]: Removed 1777 outVars from TransFormulas that were not future-live. [2024-11-06 12:40:35,958 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 12:40:36,017 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 12:40:36,017 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-06 12:40:36,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 12:40:36 BoogieIcfgContainer [2024-11-06 12:40:36,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 12:40:36,021 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 12:40:36,021 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 12:40:36,024 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 12:40:36,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 12:39:58" (1/3) ... [2024-11-06 12:40:36,025 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fedb600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 12:40:36, skipping insertion in model container [2024-11-06 12:40:36,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:40:01" (2/3) ... [2024-11-06 12:40:36,026 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fedb600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 12:40:36, skipping insertion in model container [2024-11-06 12:40:36,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 12:40:36" (3/3) ... [2024-11-06 12:40:36,029 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-06 12:40:36,045 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 12:40:36,045 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 12:40:36,171 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 12:40:36,179 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;@1fbe49fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 12:40:36,179 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 12:40:36,190 INFO L276 IsEmpty]: Start isEmpty. Operand has 1920 states, 1217 states have (on average 1.3056696795398521) internal successors, (1589), 1270 states have internal predecessors, (1589), 624 states have call successors, (624), 78 states have call predecessors, (624), 77 states have return successors, (618), 601 states have call predecessors, (618), 618 states have call successors, (618) [2024-11-06 12:40:36,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-06 12:40:36,204 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:40:36,205 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:40:36,205 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:40:36,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:40:36,209 INFO L85 PathProgramCache]: Analyzing trace with hash -896542689, now seen corresponding path program 1 times [2024-11-06 12:40:36,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:40:36,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [689376674] [2024-11-06 12:40:36,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:40:36,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:40:36,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:40:36,230 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) [2024-11-06 12:40:36,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 12:40:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:40:40,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 1632 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 12:40:40,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:40:41,141 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-06 12:40:41,141 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:40:41,142 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:40:41,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689376674] [2024-11-06 12:40:41,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [689376674] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:40:41,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:40:41,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 12:40:41,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23357779] [2024-11-06 12:40:41,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:40:41,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 12:40:41,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:40:41,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 12:40:41,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:40:41,184 INFO L87 Difference]: Start difference. First operand has 1920 states, 1217 states have (on average 1.3056696795398521) internal successors, (1589), 1270 states have internal predecessors, (1589), 624 states have call successors, (624), 78 states have call predecessors, (624), 77 states have return successors, (618), 601 states have call predecessors, (618), 618 states have call successors, (618) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-06 12:40:42,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:40:42,335 INFO L93 Difference]: Finished difference Result 5624 states and 8386 transitions. [2024-11-06 12:40:42,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 12:40:42,338 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 92 [2024-11-06 12:40:42,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:40:42,431 INFO L225 Difference]: With dead ends: 5624 [2024-11-06 12:40:42,431 INFO L226 Difference]: Without dead ends: 3680 [2024-11-06 12:40:42,469 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:40:42,475 INFO L432 NwaCegarLoop]: 3180 mSDtfsCounter, 2659 mSDsluCounter, 2785 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2659 SdHoareTripleChecker+Valid, 5965 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-06 12:40:42,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2659 Valid, 5965 Invalid, 16 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-06 12:40:42,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3680 states. [2024-11-06 12:40:42,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3680 to 3676. [2024-11-06 12:40:42,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3676 states, 2327 states have (on average 1.3016759776536313) internal successors, (3029), 2414 states have internal predecessors, (3029), 1198 states have call successors, (1198), 151 states have call predecessors, (1198), 150 states have return successors, (1197), 1163 states have call predecessors, (1197), 1197 states have call successors, (1197) [2024-11-06 12:40:42,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 3676 states and 5424 transitions. [2024-11-06 12:40:42,948 INFO L78 Accepts]: Start accepts. Automaton has 3676 states and 5424 transitions. Word has length 92 [2024-11-06 12:40:42,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:40:42,950 INFO L471 AbstractCegarLoop]: Abstraction has 3676 states and 5424 transitions. [2024-11-06 12:40:42,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-06 12:40:42,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3676 states and 5424 transitions. [2024-11-06 12:40:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-06 12:40:42,970 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:40:42,971 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:40:43,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-06 12:40:43,172 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 [2024-11-06 12:40:43,172 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:40:43,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:40:43,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1065988767, now seen corresponding path program 1 times [2024-11-06 12:40:43,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:40:43,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [350275906] [2024-11-06 12:40:43,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:40:43,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:40:43,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:40:43,182 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) [2024-11-06 12:40:43,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 12:40:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:40:47,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 1726 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 12:40:47,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:40:56,582 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-06 12:40:56,583 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:40:56,583 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:40:56,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350275906] [2024-11-06 12:40:56,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350275906] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:40:56,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:40:56,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 12:40:56,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209795273] [2024-11-06 12:40:56,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:40:56,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 12:40:56,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:40:56,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 12:40:56,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:40:56,587 INFO L87 Difference]: Start difference. First operand 3676 states and 5424 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-06 12:40:57,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:40:57,251 INFO L93 Difference]: Finished difference Result 6166 states and 9089 transitions. [2024-11-06 12:40:57,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 12:40:57,252 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 122 [2024-11-06 12:40:57,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:40:57,332 INFO L225 Difference]: With dead ends: 6166 [2024-11-06 12:40:57,332 INFO L226 Difference]: Without dead ends: 6163 [2024-11-06 12:40:57,339 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:40:57,340 INFO L432 NwaCegarLoop]: 3827 mSDtfsCounter, 2408 mSDsluCounter, 2145 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2408 SdHoareTripleChecker+Valid, 5972 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-06 12:40:57,344 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2408 Valid, 5972 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-06 12:40:57,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6163 states. [2024-11-06 12:40:57,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6163 to 6135. [2024-11-06 12:40:57,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6135 states, 3867 states have (on average 1.2940263770364624) internal successors, (5004), 4022 states have internal predecessors, (5004), 2008 states have call successors, (2008), 262 states have call predecessors, (2008), 259 states have return successors, (2031), 1939 states have call predecessors, (2031), 2007 states have call successors, (2031) [2024-11-06 12:40:57,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6135 states to 6135 states and 9043 transitions. [2024-11-06 12:40:57,828 INFO L78 Accepts]: Start accepts. Automaton has 6135 states and 9043 transitions. Word has length 122 [2024-11-06 12:40:57,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:40:57,829 INFO L471 AbstractCegarLoop]: Abstraction has 6135 states and 9043 transitions. [2024-11-06 12:40:57,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-06 12:40:57,830 INFO L276 IsEmpty]: Start isEmpty. Operand 6135 states and 9043 transitions. [2024-11-06 12:40:57,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-06 12:40:57,854 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:40:57,855 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:40:57,898 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-06 12:40:58,055 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 [2024-11-06 12:40:58,056 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:40:58,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:40:58,057 INFO L85 PathProgramCache]: Analyzing trace with hash 140003687, now seen corresponding path program 1 times [2024-11-06 12:40:58,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:40:58,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [918906625] [2024-11-06 12:40:58,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:40:58,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:40:58,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:40:58,064 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) [2024-11-06 12:40:58,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 12:41:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:41:01,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 1883 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 12:41:01,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:41:08,536 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-06 12:41:08,536 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:41:08,536 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:41:08,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918906625] [2024-11-06 12:41:08,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918906625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:41:08,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:41:08,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 12:41:08,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739739056] [2024-11-06 12:41:08,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:41:08,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 12:41:08,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:41:08,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 12:41:08,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 12:41:08,539 INFO L87 Difference]: Start difference. First operand 6135 states and 9043 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (24), 3 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 12:41:11,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:41:11,708 INFO L93 Difference]: Finished difference Result 18339 states and 27115 transitions. [2024-11-06 12:41:11,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-06 12:41:11,709 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (24), 3 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 178 [2024-11-06 12:41:11,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:41:11,878 INFO L225 Difference]: With dead ends: 18339 [2024-11-06 12:41:11,878 INFO L226 Difference]: Without dead ends: 12236 [2024-11-06 12:41:11,956 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-06 12:41:11,958 INFO L432 NwaCegarLoop]: 2800 mSDtfsCounter, 2762 mSDsluCounter, 8367 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2763 SdHoareTripleChecker+Valid, 11167 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 12:41:11,958 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2763 Valid, 11167 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 12:41:11,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12236 states. [2024-11-06 12:41:12,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12236 to 12221. [2024-11-06 12:41:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12221 states, 7697 states have (on average 1.292711446017929) internal successors, (9950), 8015 states have internal predecessors, (9950), 4007 states have call successors, (4007), 521 states have call predecessors, (4007), 516 states have return successors, (4096), 3862 states have call predecessors, (4096), 4006 states have call successors, (4096) [2024-11-06 12:41:12,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12221 states to 12221 states and 18053 transitions. [2024-11-06 12:41:12,956 INFO L78 Accepts]: Start accepts. Automaton has 12221 states and 18053 transitions. Word has length 178 [2024-11-06 12:41:12,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:41:12,957 INFO L471 AbstractCegarLoop]: Abstraction has 12221 states and 18053 transitions. [2024-11-06 12:41:12,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (24), 3 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 12:41:12,961 INFO L276 IsEmpty]: Start isEmpty. Operand 12221 states and 18053 transitions. [2024-11-06 12:41:13,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-06 12:41:13,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:41:13,007 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:41:13,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-06 12:41:13,209 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 [2024-11-06 12:41:13,209 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:41:13,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:41:13,210 INFO L85 PathProgramCache]: Analyzing trace with hash -695798710, now seen corresponding path program 1 times [2024-11-06 12:41:13,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:41:13,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1459497615] [2024-11-06 12:41:13,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:41:13,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:41:13,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:41:13,217 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) [2024-11-06 12:41:13,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 12:41:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:41:16,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 1887 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 12:41:16,980 INFO L278 TraceCheckSpWp]: Computing forward predicates...