/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -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-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 11:46:42,948 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 11:46:42,996 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 11:46:43,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 11:46:43,001 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 11:46:43,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 11:46:43,019 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 11:46:43,019 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 11:46:43,019 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 11:46:43,020 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 11:46:43,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 11:46:43,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 11:46:43,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 11:46:43,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 11:46:43,021 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 11:46:43,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 11:46:43,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 11:46:43,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 11:46:43,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 11:46:43,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 11:46:43,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 11:46:43,026 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 11:46:43,026 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 11:46:43,027 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 11:46:43,027 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 11:46:43,027 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 11:46:43,027 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 11:46:43,027 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 11:46:43,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 11:46:43,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 11:46:43,028 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 11:46:43,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 11:46:43,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 11:46:43,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 11:46:43,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 11:46:43,028 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 11:46:43,028 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 11:46:43,028 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 11:46:43,029 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 11:46:43,029 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 11:46:43,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 11:46:43,029 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 11:46:43,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 11:46:43,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 11:46:43,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 11:46:43,215 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 11:46:43,215 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 11:46:43,216 INFO L431 ainManager$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-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2024-11-05 11:46:44,445 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 11:46:44,733 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 11:46:44,734 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2024-11-05 11:46:44,767 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/672d94fd7/071eca29de6b46f7a09579eccf562d2e/FLAGd0810770f [2024-11-05 11:46:44,983 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/672d94fd7/071eca29de6b46f7a09579eccf562d2e [2024-11-05 11:46:44,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 11:46:44,986 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 11:46:44,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 11:46:44,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 11:46:44,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 11:46:44,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 11:46:44" (1/1) ... [2024-11-05 11:46:44,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@448dff5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:44, skipping insertion in model container [2024-11-05 11:46:44,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 11:46:44" (1/1) ... [2024-11-05 11:46:45,059 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 11:46:45,614 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,621 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,622 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,631 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,634 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,636 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,637 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,637 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,643 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,656 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,656 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,659 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,668 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,679 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,690 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,694 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,699 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,706 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,742 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,743 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,761 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,762 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,767 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,768 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,769 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,782 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,795 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,814 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,816 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,816 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,816 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,832 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,833 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,833 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,835 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,836 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,836 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,837 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,839 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,839 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,850 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-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i[164960,164973] [2024-11-05 11:46:45,871 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 11:46:45,890 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 11:46:45,917 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 11:46:45,997 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:45,999 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,000 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,001 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,001 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,002 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,004 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,005 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,005 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,005 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,006 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,006 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,006 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,009 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,009 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,009 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,011 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,015 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,020 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,021 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,022 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,025 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,034 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,034 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,036 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,037 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,039 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,040 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,042 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,047 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,047 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,055 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,062 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,067 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,068 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,068 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,068 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,072 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,073 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,073 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,074 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,074 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,074 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,076 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,076 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,076 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,076 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,076 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,076 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,077 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,077 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,082 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-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i[164960,164973] [2024-11-05 11:46:46,090 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:46:46,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 11:46:46,100 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 11:46:46,189 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"); [4160] [2024-11-05 11:46:46,192 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)); [4167] [2024-11-05 11:46:46,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [4182] [2024-11-05 11:46:46,307 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-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i[164960,164973] [2024-11-05 11:46:46,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 11:46:46,391 INFO L204 MainTranslator]: Completed translation [2024-11-05 11:46:46,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46 WrapperNode [2024-11-05 11:46:46,391 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 11:46:46,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 11:46:46,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 11:46:46,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 11:46:46,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,507 INFO L138 Inliner]: procedures = 159, calls = 825, calls flagged for inlining = 67, calls inlined = 53, statements flattened = 1767 [2024-11-05 11:46:46,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 11:46:46,508 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 11:46:46,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 11:46:46,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 11:46:46,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,539 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,695 INFO L175 MemorySlicer]: Split 277 memory accesses to 11 slices as follows [2, 3, 16, 16, 2, 1, 23, 12, 170, 24, 8]. 61 percent of accesses are in the largest equivalence class. The 51 initializations are split as follows [2, 3, 16, 0, 0, 0, 0, 0, 4, 18, 8]. The 81 writes are split as follows [0, 0, 0, 16, 0, 0, 16, 1, 42, 6, 0]. [2024-11-05 11:46:46,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 11:46:46,819 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 11:46:46,819 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 11:46:46,819 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 11:46:46,819 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (1/1) ... [2024-11-05 11:46:46,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 11:46:46,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 11:46:46,845 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) [2024-11-05 11:46:46,850 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 [2024-11-05 11:46:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lock_sync [2024-11-05 11:46:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lock_sync [2024-11-05 11:46:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 11:46:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 11:46:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 11:46:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 11:46:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 11:46:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 11:46:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 11:46:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-05 11:46:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-05 11:46:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure lockres_free [2024-11-05 11:46:46,870 INFO L138 BoogieDeclarations]: Found implementation of procedure lockres_free [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-05 11:46:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-05 11:46:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-05 11:46:46,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-05 11:46:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-05 11:46:46,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-05 11:46:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_release_lockspace [2024-11-05 11:46:46,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_release_lockspace [2024-11-05 11:46:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure lock_comm [2024-11-05 11:46:46,873 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_comm [2024-11-05 11:46:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-05 11:46:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-05 11:46:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-05 11:46:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-05 11:46:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-05 11:46:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-05 11:46:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-05 11:46:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-05 11:46:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-05 11:46:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-05 11:46:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-05 11:46:46,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-05 11:46:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-05 11:46:46,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-05 11:46:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-05 11:46:46,876 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-05 11:46:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-05 11:46:46,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-05 11:46:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-05 11:46:46,876 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2024-11-05 11:46:46,877 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-05 11:46:46,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 11:46:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-05 11:46:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-05 11:46:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 11:46:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 11:46:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 11:46:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 11:46:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-05 11:46:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-05 11:46:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-05 11:46:46,879 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-05 11:46:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure md_wakeup_thread [2024-11-05 11:46:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wakeup_thread [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-05 11:46:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-05 11:46:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-05 11:46:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-05 11:46:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-05 11:46:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-05 11:46:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-05 11:46:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-05 11:46:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-05 11:46:46,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-05 11:46:46,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-05 11:46:46,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-05 11:46:46,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-05 11:46:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_copy_from_slot [2024-11-05 11:46:46,881 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_copy_from_slot [2024-11-05 11:46:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-05 11:46:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 11:46:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-05 11:46:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2024-11-05 11:46:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure md_register_thread [2024-11-05 11:46:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure md_register_thread [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure md_unregister_thread [2024-11-05 11:46:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure md_unregister_thread [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2024-11-05 11:46:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 11:46:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 11:46:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 11:46:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 11:46:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 11:46:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 11:46:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 11:46:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 11:46:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 11:46:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-05 11:46:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-05 11:46:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-05 11:46:46,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-05 11:46:46,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-05 11:46:46,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#9 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#10 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure resync_send [2024-11-05 11:46:46,885 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_send [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-05 11:46:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#9 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#10 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-05 11:46:46,886 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure lockres_init [2024-11-05 11:46:46,886 INFO L138 BoogieDeclarations]: Found implementation of procedure lockres_init [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_comm [2024-11-05 11:46:46,886 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_comm [2024-11-05 11:46:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-05 11:46:46,886 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 11:46:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-05 11:46:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-05 11:46:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-05 11:46:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-05 11:46:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 11:46:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-05 11:46:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-05 11:46:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-05 11:46:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-05 11:46:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-05 11:46:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 11:46:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure resync_info_update [2024-11-05 11:46:46,890 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_info_update [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-05 11:46:46,890 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-05 11:46:46,890 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-05 11:46:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure __sendmsg [2024-11-05 11:46:46,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __sendmsg [2024-11-05 11:46:46,891 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-05 11:46:46,892 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-05 11:46:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-05 11:46:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-05 11:46:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-05 11:46:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#9 [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#10 [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure pretty_uuid [2024-11-05 11:46:46,895 INFO L138 BoogieDeclarations]: Found implementation of procedure pretty_uuid [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 11:46:46,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure sendmsg [2024-11-05 11:46:46,895 INFO L138 BoogieDeclarations]: Found implementation of procedure sendmsg [2024-11-05 11:46:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_unlock_sync [2024-11-05 11:46:46,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_unlock_sync [2024-11-05 11:46:47,322 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 11:46:47,326 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 11:46:51,447 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-05 11:47:49,779 INFO L? ?]: Removed 952 outVars from TransFormulas that were not future-live. [2024-11-05 11:47:49,779 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 11:47:49,807 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 11:47:49,807 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-05 11:47:49,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 11:47:49 BoogieIcfgContainer [2024-11-05 11:47:49,810 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 11:47:49,812 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 11:47:49,812 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 11:47:49,814 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 11:47:49,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 11:46:44" (1/3) ... [2024-11-05 11:47:49,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f183ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 11:47:49, skipping insertion in model container [2024-11-05 11:47:49,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:46:46" (2/3) ... [2024-11-05 11:47:49,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f183ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 11:47:49, skipping insertion in model container [2024-11-05 11:47:49,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 11:47:49" (3/3) ... [2024-11-05 11:47:49,816 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2024-11-05 11:47:49,827 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 11:47:49,827 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 11:47:49,890 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 11:47:49,899 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;@6245187e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 11:47:49,899 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 11:47:49,906 INFO L276 IsEmpty]: Start isEmpty. Operand has 635 states, 437 states have (on average 1.3020594965675056) internal successors, (569), 449 states have internal predecessors, (569), 156 states have call successors, (156), 41 states have call predecessors, (156), 40 states have return successors, (152), 151 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-05 11:47:49,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-05 11:47:49,919 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:47:49,920 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:47:49,920 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:47:49,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:47:49,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1970974330, now seen corresponding path program 1 times [2024-11-05 11:47:49,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:47:49,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1550013342] [2024-11-05 11:47:49,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:47:49,934 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:47:49,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:47:49,937 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:47:49,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 11:47:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:47:50,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 11:47:50,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:47:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2024-11-05 11:47:50,424 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:47:51,049 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2024-11-05 11:47:51,050 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:47:51,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1550013342] [2024-11-05 11:47:51,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1550013342] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 11:47:51,051 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 11:47:51,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 11:47:51,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092165169] [2024-11-05 11:47:51,053 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 11:47:51,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 11:47:51,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:47:51,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 11:47:51,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 11:47:51,082 INFO L87 Difference]: Start difference. First operand has 635 states, 437 states have (on average 1.3020594965675056) internal successors, (569), 449 states have internal predecessors, (569), 156 states have call successors, (156), 41 states have call predecessors, (156), 40 states have return successors, (152), 151 states have call predecessors, (152), 152 states have call successors, (152) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-05 11:47:51,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:47:51,151 INFO L93 Difference]: Finished difference Result 1265 states and 1774 transitions. [2024-11-05 11:47:51,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 11:47:51,156 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 184 [2024-11-05 11:47:51,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:47:51,172 INFO L225 Difference]: With dead ends: 1265 [2024-11-05 11:47:51,172 INFO L226 Difference]: Without dead ends: 624 [2024-11-05 11:47:51,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 366 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 11:47:51,182 INFO L432 NwaCegarLoop]: 872 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 872 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 11:47:51,183 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 872 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 11:47:51,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2024-11-05 11:47:51,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 624. [2024-11-05 11:47:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 624 states, 432 states have (on average 1.2893518518518519) internal successors, (557), 438 states have internal predecessors, (557), 152 states have call successors, (152), 40 states have call predecessors, (152), 39 states have return successors, (150), 149 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-05 11:47:51,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 624 states and 859 transitions. [2024-11-05 11:47:51,238 INFO L78 Accepts]: Start accepts. Automaton has 624 states and 859 transitions. Word has length 184 [2024-11-05 11:47:51,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:47:51,239 INFO L471 AbstractCegarLoop]: Abstraction has 624 states and 859 transitions. [2024-11-05 11:47:51,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-05 11:47:51,239 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 859 transitions. [2024-11-05 11:47:51,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-05 11:47:51,241 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:47:51,242 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:47:51,249 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 11:47:51,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:47:51,443 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:47:51,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:47:51,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1607751296, now seen corresponding path program 1 times [2024-11-05 11:47:51,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:47:51,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1119832110] [2024-11-05 11:47:51,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:47:51,444 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:47:51,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:47:51,445 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:47:51,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 11:47:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:47:51,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 11:47:51,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:47:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2024-11-05 11:47:51,981 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:47:52,826 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2024-11-05 11:47:52,826 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:47:52,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1119832110] [2024-11-05 11:47:52,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1119832110] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 11:47:52,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 11:47:52,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 11:47:52,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471707250] [2024-11-05 11:47:52,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 11:47:52,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 11:47:52,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:47:52,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 11:47:52,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-05 11:47:52,829 INFO L87 Difference]: Start difference. First operand 624 states and 859 transitions. Second operand has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 3 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-05 11:47:53,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:47:53,285 INFO L93 Difference]: Finished difference Result 1244 states and 1721 transitions. [2024-11-05 11:47:53,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 11:47:53,286 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 3 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 184 [2024-11-05 11:47:53,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:47:53,291 INFO L225 Difference]: With dead ends: 1244 [2024-11-05 11:47:53,291 INFO L226 Difference]: Without dead ends: 625 [2024-11-05 11:47:53,293 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-05 11:47:53,323 INFO L432 NwaCegarLoop]: 845 mSDtfsCounter, 4 mSDsluCounter, 3352 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4197 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-05 11:47:53,324 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4197 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-05 11:47:53,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-11-05 11:47:53,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 625. [2024-11-05 11:47:53,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 625 states, 433 states have (on average 1.2886836027713626) internal successors, (558), 439 states have internal predecessors, (558), 152 states have call successors, (152), 40 states have call predecessors, (152), 39 states have return successors, (150), 149 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-05 11:47:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 860 transitions. [2024-11-05 11:47:53,368 INFO L78 Accepts]: Start accepts. Automaton has 625 states and 860 transitions. Word has length 184 [2024-11-05 11:47:53,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:47:53,369 INFO L471 AbstractCegarLoop]: Abstraction has 625 states and 860 transitions. [2024-11-05 11:47:53,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 3 states have call successors, (19), 2 states have call predecessors, (19), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-05 11:47:53,370 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 860 transitions. [2024-11-05 11:47:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-05 11:47:53,376 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:47:53,383 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:47:53,392 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Ended with exit code 0 [2024-11-05 11:47:53,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:47:53,584 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:47:53,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:47:53,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1050157354, now seen corresponding path program 1 times [2024-11-05 11:47:53,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:47:53,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1923448404] [2024-11-05 11:47:53,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:47:53,585 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:47:53,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:47:53,587 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:47:53,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 11:47:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:47:53,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 1042 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 11:47:53,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:47:54,200 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 226 proven. 1 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2024-11-05 11:47:54,201 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:47:55,007 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 10 proven. 91 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-05 11:47:55,008 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:47:55,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1923448404] [2024-11-05 11:47:55,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1923448404] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 11:47:55,008 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 11:47:55,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2024-11-05 11:47:55,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885474416] [2024-11-05 11:47:55,008 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 11:47:55,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-05 11:47:55,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:47:55,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-05 11:47:55,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-05 11:47:55,010 INFO L87 Difference]: Start difference. First operand 625 states and 860 transitions. Second operand has 11 states, 9 states have (on average 7.111111111111111) internal successors, (64), 11 states have internal predecessors, (64), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:47:55,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:47:55,716 INFO L93 Difference]: Finished difference Result 1256 states and 1737 transitions. [2024-11-05 11:47:55,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-05 11:47:55,717 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 7.111111111111111) internal successors, (64), 11 states have internal predecessors, (64), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 195 [2024-11-05 11:47:55,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:47:55,722 INFO L225 Difference]: With dead ends: 1256 [2024-11-05 11:47:55,722 INFO L226 Difference]: Without dead ends: 641 [2024-11-05 11:47:55,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 379 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-11-05 11:47:55,728 INFO L432 NwaCegarLoop]: 844 mSDtfsCounter, 9 mSDsluCounter, 5027 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 5871 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-05 11:47:55,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 5871 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 11:47:55,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2024-11-05 11:47:55,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 641. [2024-11-05 11:47:55,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 641 states, 444 states have (on average 1.2837837837837838) internal successors, (570), 450 states have internal predecessors, (570), 154 states have call successors, (154), 43 states have call predecessors, (154), 42 states have return successors, (152), 151 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-05 11:47:55,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 876 transitions. [2024-11-05 11:47:55,763 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 876 transitions. Word has length 195 [2024-11-05 11:47:55,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:47:55,764 INFO L471 AbstractCegarLoop]: Abstraction has 641 states and 876 transitions. [2024-11-05 11:47:55,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 7.111111111111111) internal successors, (64), 11 states have internal predecessors, (64), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:47:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 876 transitions. [2024-11-05 11:47:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-05 11:47:55,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:47:55,766 INFO L215 NwaCegarLoop]: trace histogram [21, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:47:55,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Forceful destruction successful, exit code 0 [2024-11-05 11:47:55,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:47:55,967 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:47:55,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:47:55,968 INFO L85 PathProgramCache]: Analyzing trace with hash -1169700926, now seen corresponding path program 2 times [2024-11-05 11:47:55,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:47:55,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [161048791] [2024-11-05 11:47:55,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:47:55,968 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:47:55,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:47:55,970 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:47:55,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 11:47:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:47:56,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-05 11:47:56,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:47:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 978 backedges. 291 proven. 3 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-05 11:47:56,737 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:47:57,935 INFO L134 CoverageAnalysis]: Checked inductivity of 978 backedges. 12 proven. 138 refuted. 0 times theorem prover too weak. 828 trivial. 0 not checked. [2024-11-05 11:47:57,935 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:47:57,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [161048791] [2024-11-05 11:47:57,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [161048791] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 11:47:57,935 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 11:47:57,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2024-11-05 11:47:57,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175747910] [2024-11-05 11:47:57,936 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 11:47:57,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-05 11:47:57,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:47:57,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-05 11:47:57,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2024-11-05 11:47:57,937 INFO L87 Difference]: Start difference. First operand 641 states and 876 transitions. Second operand has 13 states, 11 states have (on average 6.0) internal successors, (66), 13 states have internal predecessors, (66), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:47:58,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:47:58,668 INFO L93 Difference]: Finished difference Result 1271 states and 1746 transitions. [2024-11-05 11:47:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-05 11:47:58,669 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 6.0) internal successors, (66), 13 states have internal predecessors, (66), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 205 [2024-11-05 11:47:58,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:47:58,673 INFO L225 Difference]: With dead ends: 1271 [2024-11-05 11:47:58,673 INFO L226 Difference]: Without dead ends: 642 [2024-11-05 11:47:58,676 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2024-11-05 11:47:58,679 INFO L432 NwaCegarLoop]: 844 mSDtfsCounter, 9 mSDsluCounter, 4199 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 5043 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-05 11:47:58,680 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 5043 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-05 11:47:58,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2024-11-05 11:47:58,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 642. [2024-11-05 11:47:58,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 642 states, 445 states have (on average 1.2831460674157302) internal successors, (571), 451 states have internal predecessors, (571), 154 states have call successors, (154), 43 states have call predecessors, (154), 42 states have return successors, (152), 151 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-05 11:47:58,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 877 transitions. [2024-11-05 11:47:58,702 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 877 transitions. Word has length 205 [2024-11-05 11:47:58,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:47:58,702 INFO L471 AbstractCegarLoop]: Abstraction has 642 states and 877 transitions. [2024-11-05 11:47:58,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 6.0) internal successors, (66), 13 states have internal predecessors, (66), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:47:58,702 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 877 transitions. [2024-11-05 11:47:58,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-05 11:47:58,705 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:47:58,705 INFO L215 NwaCegarLoop]: trace histogram [31, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:47:58,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Ended with exit code 0 [2024-11-05 11:47:58,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:47:58,906 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:47:58,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:47:58,906 INFO L85 PathProgramCache]: Analyzing trace with hash 289489066, now seen corresponding path program 3 times [2024-11-05 11:47:58,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:47:58,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1551526116] [2024-11-05 11:47:58,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:47:58,907 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:47:58,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:47:58,908 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:47:58,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 11:47:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:47:59,333 INFO L255 TraceCheckSpWp]: Trace formula consists of 1262 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-05 11:47:59,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:47:59,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1343 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 963 trivial. 0 not checked. [2024-11-05 11:47:59,589 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:48:00,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1343 backedges. 14 proven. 204 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2024-11-05 11:48:00,811 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:48:00,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1551526116] [2024-11-05 11:48:00,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1551526116] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 11:48:00,812 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 11:48:00,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2024-11-05 11:48:00,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797750313] [2024-11-05 11:48:00,812 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 11:48:00,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-05 11:48:00,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:48:00,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-05 11:48:00,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-11-05 11:48:00,813 INFO L87 Difference]: Start difference. First operand 642 states and 877 transitions. Second operand has 15 states, 13 states have (on average 5.230769230769231) internal successors, (68), 15 states have internal predecessors, (68), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:48:02,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:48:02,143 INFO L93 Difference]: Finished difference Result 1273 states and 1748 transitions. [2024-11-05 11:48:02,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-05 11:48:02,145 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 5.230769230769231) internal successors, (68), 15 states have internal predecessors, (68), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 215 [2024-11-05 11:48:02,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:48:02,150 INFO L225 Difference]: With dead ends: 1273 [2024-11-05 11:48:02,151 INFO L226 Difference]: Without dead ends: 643 [2024-11-05 11:48:02,153 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 415 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2024-11-05 11:48:02,154 INFO L432 NwaCegarLoop]: 844 mSDtfsCounter, 8 mSDsluCounter, 8389 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 9233 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-05 11:48:02,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 9233 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-05 11:48:02,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2024-11-05 11:48:02,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 643. [2024-11-05 11:48:02,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 643 states, 446 states have (on average 1.2825112107623318) internal successors, (572), 452 states have internal predecessors, (572), 154 states have call successors, (154), 43 states have call predecessors, (154), 42 states have return successors, (152), 151 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-05 11:48:02,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 643 states and 878 transitions. [2024-11-05 11:48:02,177 INFO L78 Accepts]: Start accepts. Automaton has 643 states and 878 transitions. Word has length 215 [2024-11-05 11:48:02,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:48:02,177 INFO L471 AbstractCegarLoop]: Abstraction has 643 states and 878 transitions. [2024-11-05 11:48:02,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 5.230769230769231) internal successors, (68), 15 states have internal predecessors, (68), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:48:02,178 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 878 transitions. [2024-11-05 11:48:02,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-05 11:48:02,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:48:02,180 INFO L215 NwaCegarLoop]: trace histogram [41, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:48:02,193 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Ended with exit code 0 [2024-11-05 11:48:02,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:48:02,385 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:48:02,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:48:02,385 INFO L85 PathProgramCache]: Analyzing trace with hash -476585662, now seen corresponding path program 4 times [2024-11-05 11:48:02,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:48:02,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1929170143] [2024-11-05 11:48:02,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:48:02,386 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:48:02,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:48:02,387 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:48:02,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (7)] Waiting until timeout for monitored process [2024-11-05 11:48:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:48:02,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 1372 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-05 11:48:02,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:48:03,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 475 proven. 10 refuted. 0 times theorem prover too weak. 1323 trivial. 0 not checked. [2024-11-05 11:48:03,107 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:48:04,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 16 proven. 289 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2024-11-05 11:48:04,345 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:48:04,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1929170143] [2024-11-05 11:48:04,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1929170143] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 11:48:04,345 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 11:48:04,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2024-11-05 11:48:04,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637137424] [2024-11-05 11:48:04,345 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 11:48:04,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-05 11:48:04,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:48:04,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-05 11:48:04,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2024-11-05 11:48:04,347 INFO L87 Difference]: Start difference. First operand 643 states and 878 transitions. Second operand has 17 states, 15 states have (on average 4.666666666666667) internal successors, (70), 17 states have internal predecessors, (70), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:48:05,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:48:05,569 INFO L93 Difference]: Finished difference Result 1278 states and 1756 transitions. [2024-11-05 11:48:05,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-05 11:48:05,570 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 4.666666666666667) internal successors, (70), 17 states have internal predecessors, (70), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 225 [2024-11-05 11:48:05,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:48:05,574 INFO L225 Difference]: With dead ends: 1278 [2024-11-05 11:48:05,574 INFO L226 Difference]: Without dead ends: 652 [2024-11-05 11:48:05,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=106, Invalid=400, Unknown=0, NotChecked=0, Total=506 [2024-11-05 11:48:05,577 INFO L432 NwaCegarLoop]: 844 mSDtfsCounter, 12 mSDsluCounter, 5897 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 6741 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-05 11:48:05,577 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 6741 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-05 11:48:05,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2024-11-05 11:48:05,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 652. [2024-11-05 11:48:05,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 652 states, 454 states have (on average 1.2819383259911894) internal successors, (582), 460 states have internal predecessors, (582), 154 states have call successors, (154), 44 states have call predecessors, (154), 43 states have return successors, (152), 151 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-05 11:48:05,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 888 transitions. [2024-11-05 11:48:05,595 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 888 transitions. Word has length 225 [2024-11-05 11:48:05,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:48:05,595 INFO L471 AbstractCegarLoop]: Abstraction has 652 states and 888 transitions. [2024-11-05 11:48:05,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 4.666666666666667) internal successors, (70), 17 states have internal predecessors, (70), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:48:05,596 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 888 transitions. [2024-11-05 11:48:05,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-05 11:48:05,598 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:48:05,598 INFO L215 NwaCegarLoop]: trace histogram [47, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:48:05,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (7)] Forceful destruction successful, exit code 0 [2024-11-05 11:48:05,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:48:05,802 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:48:05,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:48:05,802 INFO L85 PathProgramCache]: Analyzing trace with hash -684213522, now seen corresponding path program 5 times [2024-11-05 11:48:05,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:48:05,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1093297815] [2024-11-05 11:48:05,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:48:05,803 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:48:05,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:48:05,805 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:48:05,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (8)] Waiting until timeout for monitored process [2024-11-05 11:48:06,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:48:06,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-05 11:48:06,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:48:06,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2135 backedges. 562 proven. 15 refuted. 0 times theorem prover too weak. 1558 trivial. 0 not checked. [2024-11-05 11:48:06,665 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:48:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2135 backedges. 18 proven. 369 refuted. 0 times theorem prover too weak. 1748 trivial. 0 not checked. [2024-11-05 11:48:08,105 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:48:08,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1093297815] [2024-11-05 11:48:08,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1093297815] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 11:48:08,105 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 11:48:08,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2024-11-05 11:48:08,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740381934] [2024-11-05 11:48:08,105 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 11:48:08,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-05 11:48:08,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:48:08,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-05 11:48:08,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2024-11-05 11:48:08,107 INFO L87 Difference]: Start difference. First operand 652 states and 888 transitions. Second operand has 19 states, 17 states have (on average 4.235294117647059) internal successors, (72), 19 states have internal predecessors, (72), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:48:09,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:48:09,753 INFO L93 Difference]: Finished difference Result 1290 states and 1763 transitions. [2024-11-05 11:48:09,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-05 11:48:09,754 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 4.235294117647059) internal successors, (72), 19 states have internal predecessors, (72), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 231 [2024-11-05 11:48:09,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:48:09,759 INFO L225 Difference]: With dead ends: 1290 [2024-11-05 11:48:09,759 INFO L226 Difference]: Without dead ends: 653 [2024-11-05 11:48:09,761 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 466 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=122, Invalid=478, Unknown=0, NotChecked=0, Total=600 [2024-11-05 11:48:09,761 INFO L432 NwaCegarLoop]: 844 mSDtfsCounter, 13 mSDsluCounter, 10093 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 10937 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-05 11:48:09,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 10937 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-05 11:48:09,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2024-11-05 11:48:09,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 653. [2024-11-05 11:48:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 653 states, 455 states have (on average 1.2813186813186814) internal successors, (583), 461 states have internal predecessors, (583), 154 states have call successors, (154), 44 states have call predecessors, (154), 43 states have return successors, (152), 151 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-05 11:48:09,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 889 transitions. [2024-11-05 11:48:09,780 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 889 transitions. Word has length 231 [2024-11-05 11:48:09,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:48:09,782 INFO L471 AbstractCegarLoop]: Abstraction has 653 states and 889 transitions. [2024-11-05 11:48:09,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 4.235294117647059) internal successors, (72), 19 states have internal predecessors, (72), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:48:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 889 transitions. [2024-11-05 11:48:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-05 11:48:09,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:48:09,783 INFO L215 NwaCegarLoop]: trace histogram [53, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:48:09,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (8)] Ended with exit code 0 [2024-11-05 11:48:09,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:48:09,988 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:48:09,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:48:09,988 INFO L85 PathProgramCache]: Analyzing trace with hash 180267842, now seen corresponding path program 6 times [2024-11-05 11:48:09,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:48:09,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1040514810] [2024-11-05 11:48:09,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:48:09,989 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:48:09,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:48:09,990 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:48:09,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (9)] Waiting until timeout for monitored process [2024-11-05 11:48:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:48:10,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 1504 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-05 11:48:10,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:48:10,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2498 backedges. 659 proven. 21 refuted. 0 times theorem prover too weak. 1818 trivial. 0 not checked. [2024-11-05 11:48:10,837 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:48:12,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2498 backedges. 20 proven. 460 refuted. 0 times theorem prover too weak. 2018 trivial. 0 not checked. [2024-11-05 11:48:12,479 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:48:12,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1040514810] [2024-11-05 11:48:12,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1040514810] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 11:48:12,480 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 11:48:12,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2024-11-05 11:48:12,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274347380] [2024-11-05 11:48:12,480 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 11:48:12,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-05 11:48:12,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:48:12,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-05 11:48:12,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2024-11-05 11:48:12,481 INFO L87 Difference]: Start difference. First operand 653 states and 889 transitions. Second operand has 21 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 21 states have internal predecessors, (74), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:48:14,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:48:14,083 INFO L93 Difference]: Finished difference Result 1292 states and 1765 transitions. [2024-11-05 11:48:14,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-05 11:48:14,085 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 21 states have internal predecessors, (74), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 237 [2024-11-05 11:48:14,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:48:14,089 INFO L225 Difference]: With dead ends: 1292 [2024-11-05 11:48:14,090 INFO L226 Difference]: Without dead ends: 654 [2024-11-05 11:48:14,092 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 453 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=139, Invalid=563, Unknown=0, NotChecked=0, Total=702 [2024-11-05 11:48:14,093 INFO L432 NwaCegarLoop]: 844 mSDtfsCounter, 11 mSDsluCounter, 10086 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 10930 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-05 11:48:14,093 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 10930 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 362 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-05 11:48:14,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2024-11-05 11:48:14,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 654. [2024-11-05 11:48:14,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 654 states, 456 states have (on average 1.280701754385965) internal successors, (584), 462 states have internal predecessors, (584), 154 states have call successors, (154), 44 states have call predecessors, (154), 43 states have return successors, (152), 151 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-05 11:48:14,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 654 states and 890 transitions. [2024-11-05 11:48:14,110 INFO L78 Accepts]: Start accepts. Automaton has 654 states and 890 transitions. Word has length 237 [2024-11-05 11:48:14,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:48:14,110 INFO L471 AbstractCegarLoop]: Abstraction has 654 states and 890 transitions. [2024-11-05 11:48:14,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 21 states have internal predecessors, (74), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:48:14,111 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 890 transitions. [2024-11-05 11:48:14,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-05 11:48:14,113 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:48:14,113 INFO L215 NwaCegarLoop]: trace histogram [59, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:48:14,128 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (9)] Forceful destruction successful, exit code 0 [2024-11-05 11:48:14,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:48:14,314 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:48:14,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:48:14,314 INFO L85 PathProgramCache]: Analyzing trace with hash 203413998, now seen corresponding path program 7 times [2024-11-05 11:48:14,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:48:14,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2103625635] [2024-11-05 11:48:14,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:48:14,315 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:48:14,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:48:14,316 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:48:14,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (10)] Waiting until timeout for monitored process [2024-11-05 11:48:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:48:14,844 INFO L255 TraceCheckSpWp]: Trace formula consists of 1570 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-05 11:48:14,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:48:15,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2897 backedges. 766 proven. 28 refuted. 0 times theorem prover too weak. 2103 trivial. 0 not checked. [2024-11-05 11:48:15,470 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:48:17,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2897 backedges. 22 proven. 562 refuted. 0 times theorem prover too weak. 2313 trivial. 0 not checked. [2024-11-05 11:48:17,173 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:48:17,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2103625635] [2024-11-05 11:48:17,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2103625635] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 11:48:17,173 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 11:48:17,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2024-11-05 11:48:17,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971546074] [2024-11-05 11:48:17,173 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 11:48:17,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-05 11:48:17,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:48:17,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-05 11:48:17,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2024-11-05 11:48:17,174 INFO L87 Difference]: Start difference. First operand 654 states and 890 transitions. Second operand has 23 states, 21 states have (on average 3.619047619047619) internal successors, (76), 23 states have internal predecessors, (76), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:48:18,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:48:18,807 INFO L93 Difference]: Finished difference Result 1294 states and 1767 transitions. [2024-11-05 11:48:18,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-05 11:48:18,809 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 3.619047619047619) internal successors, (76), 23 states have internal predecessors, (76), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 243 [2024-11-05 11:48:18,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:48:18,813 INFO L225 Difference]: With dead ends: 1294 [2024-11-05 11:48:18,813 INFO L226 Difference]: Without dead ends: 655 [2024-11-05 11:48:18,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 463 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=157, Invalid=655, Unknown=0, NotChecked=0, Total=812 [2024-11-05 11:48:18,817 INFO L432 NwaCegarLoop]: 844 mSDtfsCounter, 12 mSDsluCounter, 8419 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 9263 SdHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-05 11:48:18,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 9263 Invalid, 363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-05 11:48:18,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 655 states. [2024-11-05 11:48:18,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 655 to 655. [2024-11-05 11:48:18,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 655 states, 457 states have (on average 1.2800875273522976) internal successors, (585), 463 states have internal predecessors, (585), 154 states have call successors, (154), 44 states have call predecessors, (154), 43 states have return successors, (152), 151 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-05 11:48:18,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 655 states and 891 transitions. [2024-11-05 11:48:18,832 INFO L78 Accepts]: Start accepts. Automaton has 655 states and 891 transitions. Word has length 243 [2024-11-05 11:48:18,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:48:18,832 INFO L471 AbstractCegarLoop]: Abstraction has 655 states and 891 transitions. [2024-11-05 11:48:18,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 3.619047619047619) internal successors, (76), 23 states have internal predecessors, (76), 4 states have call successors, (30), 2 states have call predecessors, (30), 5 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-05 11:48:18,832 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 891 transitions. [2024-11-05 11:48:18,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-05 11:48:18,834 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:48:18,834 INFO L215 NwaCegarLoop]: trace histogram [65, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:48:18,847 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (10)] Ended with exit code 0 [2024-11-05 11:48:19,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:48:19,036 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:48:19,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:48:19,037 INFO L85 PathProgramCache]: Analyzing trace with hash 408114498, now seen corresponding path program 8 times [2024-11-05 11:48:19,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:48:19,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [124261400] [2024-11-05 11:48:19,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:48:19,037 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:48:19,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:48:19,038 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:48:19,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (11)] Waiting until timeout for monitored process [2024-11-05 11:48:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:48:19,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 1636 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 11:48:19,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:48:19,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3332 trivial. 0 not checked. [2024-11-05 11:48:19,617 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:48:20,098 INFO L134 CoverageAnalysis]: Checked inductivity of 3332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3332 trivial. 0 not checked. [2024-11-05 11:48:20,099 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:48:20,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [124261400] [2024-11-05 11:48:20,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [124261400] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 11:48:20,099 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 11:48:20,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-05 11:48:20,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411511947] [2024-11-05 11:48:20,099 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 11:48:20,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-05 11:48:20,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:48:20,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-05 11:48:20,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-05 11:48:20,101 INFO L87 Difference]: Start difference. First operand 655 states and 891 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-05 11:48:22,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-05 11:48:23,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:48:23,742 INFO L93 Difference]: Finished difference Result 2356 states and 3242 transitions. [2024-11-05 11:48:23,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-05 11:48:23,743 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 249 [2024-11-05 11:48:23,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:48:23,753 INFO L225 Difference]: With dead ends: 2356 [2024-11-05 11:48:23,753 INFO L226 Difference]: Without dead ends: 1772 [2024-11-05 11:48:23,756 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 494 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-05 11:48:23,757 INFO L432 NwaCegarLoop]: 860 mSDtfsCounter, 1593 mSDsluCounter, 2088 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1593 SdHoareTripleChecker+Valid, 2948 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-05 11:48:23,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1593 Valid, 2948 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-05 11:48:23,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1772 states. [2024-11-05 11:48:23,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1772 to 1766. [2024-11-05 11:48:23,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1766 states, 1238 states have (on average 1.2980613893376414) internal successors, (1607), 1254 states have internal predecessors, (1607), 412 states have call successors, (412), 116 states have call predecessors, (412), 115 states have return successors, (410), 407 states have call predecessors, (410), 410 states have call successors, (410) [2024-11-05 11:48:23,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1766 states and 2429 transitions. [2024-11-05 11:48:23,823 INFO L78 Accepts]: Start accepts. Automaton has 1766 states and 2429 transitions. Word has length 249 [2024-11-05 11:48:23,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:48:23,825 INFO L471 AbstractCegarLoop]: Abstraction has 1766 states and 2429 transitions. [2024-11-05 11:48:23,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-05 11:48:23,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2429 transitions. [2024-11-05 11:48:23,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-05 11:48:23,827 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:48:23,827 INFO L215 NwaCegarLoop]: trace histogram [65, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-05 11:48:23,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (11)] Forceful destruction successful, exit code 0