/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 10:17:47,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 10:17:47,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 10:17:47,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 10:17:47,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 10:17:47,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 10:17:47,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 10:17:47,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 10:17:47,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 10:17:47,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 10:17:47,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 10:17:47,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 10:17:47,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 10:17:47,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 10:17:47,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 10:17:47,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 10:17:47,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 10:17:47,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 10:17:47,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 10:17:47,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 10:17:47,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 10:17:47,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 10:17:47,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 10:17:47,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 10:17:47,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 10:17:47,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 10:17:47,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 10:17:47,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 10:17:47,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 10:17:47,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 10:17:47,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 10:17:47,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 10:17:47,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 10:17:47,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 10:17:47,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 10:17:47,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 10:17:47,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 10:17:47,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 10:17:47,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 10:17:47,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 10:17:47,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 10:17:47,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 10:17:47,548 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 10:17:47,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 10:17:47,549 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 10:17:47,549 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 10:17:47,550 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 10:17:47,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 10:17:47,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 10:17:47,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 10:17:47,550 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 10:17:47,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 10:17:47,551 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 10:17:47,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 10:17:47,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 10:17:47,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 10:17:47,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 10:17:47,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 10:17:47,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 10:17:47,551 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 10:17:47,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 10:17:47,552 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 10:17:47,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 10:17:47,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 10:17:47,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 10:17:47,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 10:17:47,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:17:47,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 10:17:47,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 10:17:47,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 10:17:47,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 10:17:47,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 10:17:47,553 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 10:17:47,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 10:17:47,553 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 10:17:47,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 10:17:47,553 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 10:17:47,553 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 10:17:47,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 10:17:47,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 10:17:47,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 10:17:47,755 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 10:17:47,756 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 10:17:47,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2023-04-02 10:17:48,702 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 10:17:49,112 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 10:17:49,113 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2023-04-02 10:17:49,146 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff4bc20f0/08c0dab3610a43f78faf362a3b9c971b/FLAGe6bed753c [2023-04-02 10:17:49,159 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff4bc20f0/08c0dab3610a43f78faf362a3b9c971b [2023-04-02 10:17:49,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 10:17:49,162 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 10:17:49,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 10:17:49,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 10:17:49,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 10:17:49,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:17:49" (1/1) ... [2023-04-02 10:17:49,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e0ce97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:49, skipping insertion in model container [2023-04-02 10:17:49,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 10:17:49" (1/1) ... [2023-04-02 10:17:49,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 10:17:49,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 10:17:51,142 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i[294962,294975] [2023-04-02 10:17:51,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:17:51,235 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 10:17:51,474 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i[294962,294975] [2023-04-02 10:17:51,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 10:17:51,590 WARN L667 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 10:17:51,595 INFO L208 MainTranslator]: Completed translation [2023-04-02 10:17:51,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51 WrapperNode [2023-04-02 10:17:51,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 10:17:51,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 10:17:51,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 10:17:51,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 10:17:51,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51" (1/1) ... [2023-04-02 10:17:51,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51" (1/1) ... [2023-04-02 10:17:51,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51" (1/1) ... [2023-04-02 10:17:51,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51" (1/1) ... [2023-04-02 10:17:51,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51" (1/1) ... [2023-04-02 10:17:51,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51" (1/1) ... [2023-04-02 10:17:51,880 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51" (1/1) ... [2023-04-02 10:17:51,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51" (1/1) ... [2023-04-02 10:17:51,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 10:17:51,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 10:17:51,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 10:17:51,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 10:17:51,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51" (1/1) ... [2023-04-02 10:17:51,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 10:17:51,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 10:17:51,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 10:17:51,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 10:17:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 10:17:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 10:17:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-04-02 10:17:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-04-02 10:17:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 10:17:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-02 10:17:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-02 10:17:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 10:17:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_HLIST_NODE [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_empty [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __hlist_del [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-02 10:17:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_on_bit [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_slab_pool [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_get [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2023-04-02 10:17:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_get_target_bio_nr [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_chunk_number [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_inc [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_dec [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure sector_to_chunk [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_origin [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_cow [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_to_sector [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_equal [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tracked_chunk [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure is_bio_tracked [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure track_chunk [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_tracking_chunk [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __chunk_is_tracked [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __check_for_conflicting_io [2023-04-02 10:17:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure init_origin_hash [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_origin_hash [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_hash [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_origin [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_origin [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_dm_origin [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_dm_origin [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_dm_origin [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_snapshots_sharing_cow [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_exception_handover [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_snapshot [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure register_snapshot [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure reregister_snapshot [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_snapshot [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_init [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_exit [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure exception_hash [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_remove_exception [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_lookup_exception [2023-04-02 10:17:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_completed_exception [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure free_completed_exception [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pending_exception [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pending_exception [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_insert_exception [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_add_exception [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __minimum_chunk_size [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_max_buckets [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure init_hash_tables [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_shutdown [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_queued_bios_after_merge [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_single_exception_chunk [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_single_exception_chunk [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pending_exceptions_done_count [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure increment_pending_exceptions_done_count [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_next_chunks [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_callback [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure start_merge [2023-04-02 10:17:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_merge [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_ctr [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_exceptions [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __handover_exceptions [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_dtr [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_bios [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_origin_bios [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bios [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __invalidate_snapshot [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure pending_complete [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_callback [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_exception [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_callback [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure start_copy [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure full_bio_end_io [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure start_full_bio [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_pending_exception [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_pending_exception [2023-04-02 10:17:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_exception [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_map [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_map [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_end_io [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_presuspend [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_preresume [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_resume [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure get_origin_minimum_chunksize [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_resume [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_status [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_iterate_devices [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __origin_write [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure do_origin [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_write_extent [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_ctr [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_dtr [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_map [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_resume [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_postsuspend [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_status [2023-04-02 10:17:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_merge [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_iterate_devices [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_init [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_exit [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_5 [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_7 [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_6 [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_23 [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_24 [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mempool_alloc_25 [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-04-02 10:17:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_logical_block_size [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_exception_store_type [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure _get_exception_store_type [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure get_type [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure put_type [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_register [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_unregister [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure set_chunk_size [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_set_chunk_size [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_create [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_destroy [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_init [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_exit [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_dtr [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_read_metadata [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_prepare_exception [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_commit_exception [2023-04-02 10:17:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_usage [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_ctr [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_status [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_init [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_exit [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_4 [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_3 [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_area [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure free_area [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure do_metadata [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_io [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure area_location [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure skip_metadata [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure area_io [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_memory_area [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_disk_area [2023-04-02 10:17:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure read_header [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure write_header [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure get_exception [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exception [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure write_exception [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_exception [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_exceptions [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exceptions [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure get_info [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_usage [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_dtr [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_read_metadata [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_exception [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_exception [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_merge [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_merge [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_drop_snapshot [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_ctr [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_status [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_init [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_exit [2023-04-02 10:17:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_1 [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_2 [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmalloc_92 [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vzalloc_93 [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmalloc_94 [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-02 10:17:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_work_on_stack [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_accept_partial_bio [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_client_create [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_client_destroy [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_forget [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_device_size [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_prefetch [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_read [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_release [2023-04-02 10:17:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_set_minimum_buffers [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_hold [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_internal_resume_fast [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_internal_suspend_fast [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_create [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_destroy [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_create [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_do_callback [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_prepare_callback [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_set_target_max_io_len [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_suspended [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_mode [2023-04-02 10:17:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_size [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_vcalloc [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write_nested [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_postsuspend_5 [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_postsuspend_6 [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_preresume_7 [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_presuspend_6 [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_presuspend_7 [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2023-04-02 10:17:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_3 [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure out_of_line_wait_on_bit [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2023-04-02 10:17:51,999 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2023-04-02 10:17:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-04-02 10:17:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_bit [2023-04-02 10:17:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 10:17:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 10:17:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 10:17:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 10:17:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 10:17:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_HLIST_NODE [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_empty [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure __hlist_del [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del [2023-04-02 10:17:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2023-04-02 10:17:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_bit [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure out_of_line_wait_on_bit [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure bit_wait [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure wait_on_bit [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure down_write_nested [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_23 [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_24 [2023-04-02 10:17:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_1 [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_4 [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_5 [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_2 [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_7 [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_3 [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_6 [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mempool_alloc_25 [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc_slab [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_slab_pool [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_get [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2023-04-02 10:17:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_get_target_bio_nr [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_hold [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_suspended [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_accept_partial_bio [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_set_target_max_io_len [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_size [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_mode [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_vcalloc [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_create [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_prepare_callback [2023-04-02 10:17:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_do_callback [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_internal_suspend_fast [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_internal_resume_fast [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_origin [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_cow [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_chunk_number [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_inc [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_dec [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure sector_to_chunk [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_create [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_destroy [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_init [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_exit [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_to_sector [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_equal [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure init_tracked_chunk [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure is_bio_tracked [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure track_chunk [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure stop_tracking_chunk [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure __chunk_is_tracked [2023-04-02 10:17:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure __check_for_conflicting_io [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure init_origin_hash [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure exit_origin_hash [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure origin_hash [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_origin [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_origin [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_dm_origin [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_dm_origin [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_dm_origin [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure __find_snapshots_sharing_cow [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_exception_handover [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_snapshot [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure register_snapshot [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure reregister_snapshot [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_snapshot [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_init [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_exit [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure exception_hash [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure dm_remove_exception [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure dm_lookup_exception [2023-04-02 10:17:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_completed_exception [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure free_completed_exception [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pending_exception [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure free_pending_exception [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure dm_insert_exception [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure dm_add_exception [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure __minimum_chunk_size [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure calc_max_buckets [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure init_hash_tables [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure merge_shutdown [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure __release_queued_bios_after_merge [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_single_exception_chunk [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure flush_bios [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure remove_single_exception_chunk [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure origin_write_extent [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure merge_callback [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure read_pending_exceptions_done_count [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure increment_pending_exceptions_done_count [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_next_chunks [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure error_bios [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure start_merge [2023-04-02 10:17:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure stop_merge [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_ctr [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure __free_exceptions [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure __handover_exceptions [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_dtr [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure do_origin [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure retry_origin_bios [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure __invalidate_snapshot [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure pending_complete [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure commit_callback [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure complete_exception [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure copy_callback [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure start_copy [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure full_bio_end_io [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure start_full_bio [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_pending_exception [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure __find_pending_exception [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure remap_exception [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_map [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_map [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_end_io [2023-04-02 10:17:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_presuspend [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_preresume [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_resume [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure get_origin_minimum_chunksize [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_resume [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_status [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_iterate_devices [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure __origin_write [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure origin_ctr [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure origin_dtr [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure origin_map [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure origin_resume [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure origin_postsuspend [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure origin_status [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure origin_merge [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure origin_iterate_devices [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_init [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_exit [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_postsuspend_6 [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_preresume_7 [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_presuspend_6 [2023-04-02 10:17:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_postsuspend_5 [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_presuspend_7 [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_logical_block_size [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_register [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_unregister [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_set_chunk_size [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_init [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_exit [2023-04-02 10:17:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_init [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_exit [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure __find_exception_store_type [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure _get_exception_store_type [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure get_type [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure put_type [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure set_chunk_size [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure transient_dtr [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure transient_read_metadata [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure transient_prepare_exception [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure transient_commit_exception [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure transient_usage [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure transient_ctr [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure transient_status [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_3 [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-02 10:17:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_work_on_stack [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmalloc_92 [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmalloc_94 [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vzalloc_93 [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_create [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_destroy [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_client_create [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_client_destroy [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_read [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_prefetch [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_release [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_forget [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_set_minimum_buffers [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_device_size [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_area [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure free_area [2023-04-02 10:17:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure do_metadata [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_io [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure area_location [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure skip_metadata [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure area_io [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure zero_memory_area [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure zero_disk_area [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read_header [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure write_header [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure get_exception [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read_exception [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure write_exception [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure clear_exception [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure insert_exceptions [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read_exceptions [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure get_info [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_usage [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_dtr [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_read_metadata [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_exception [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_exception [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_merge [2023-04-02 10:17:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_merge [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_drop_snapshot [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_ctr [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_status [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 10:17:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 10:17:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 10:17:52,799 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 10:17:52,803 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 10:17:53,094 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 10:17:58,541 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 10:17:58,561 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 10:17:58,561 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-02 10:17:58,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:17:58 BoogieIcfgContainer [2023-04-02 10:17:58,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 10:17:58,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 10:17:58,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 10:17:58,570 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 10:17:58,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 10:17:49" (1/3) ... [2023-04-02 10:17:58,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7981580a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:17:58, skipping insertion in model container [2023-04-02 10:17:58,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 10:17:51" (2/3) ... [2023-04-02 10:17:58,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7981580a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 10:17:58, skipping insertion in model container [2023-04-02 10:17:58,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 10:17:58" (3/3) ... [2023-04-02 10:17:58,572 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2023-04-02 10:17:58,584 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 10:17:58,584 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 10:17:58,656 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 10:17:58,661 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@6309b3e7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 10:17:58,661 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 10:17:58,672 INFO L276 IsEmpty]: Start isEmpty. Operand has 3583 states, 2240 states have (on average 1.2915178571428572) internal successors, (2893), 2319 states have internal predecessors, (2893), 1001 states have call successors, (1001), 336 states have call predecessors, (1001), 335 states have return successors, (992), 961 states have call predecessors, (992), 992 states have call successors, (992) [2023-04-02 10:17:58,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2023-04-02 10:17:58,691 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:17:58,691 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:17:58,692 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:17:58,695 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:17:58,695 INFO L85 PathProgramCache]: Analyzing trace with hash -322298123, now seen corresponding path program 1 times [2023-04-02 10:17:58,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:17:58,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538063940] [2023-04-02 10:17:58,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:17:58,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:17:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:17:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:17:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:17:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:17:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:17:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:17:59,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:17:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:17:59,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:17:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:17:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:17:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:17:59,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:17:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:17:59,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:17:59,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:17:59,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:17:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:18:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:18:00,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 10:18:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 10:18:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-04-02 10:18:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 10:18:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:18:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-04-02 10:18:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 10:18:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-04-02 10:18:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-04-02 10:18:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2023-04-02 10:18:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-04-02 10:18:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-04-02 10:18:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2023-04-02 10:18:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2023-04-02 10:18:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2023-04-02 10:18:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2023-04-02 10:18:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2023-04-02 10:18:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2023-04-02 10:18:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2023-04-02 10:18:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2023-04-02 10:18:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2023-04-02 10:18:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-04-02 10:18:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2023-04-02 10:18:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2023-04-02 10:18:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-04-02 10:18:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2023-04-02 10:18:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2023-04-02 10:18:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2023-04-02 10:18:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:00,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3057 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3057 trivial. 0 not checked. [2023-04-02 10:18:00,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:18:00,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538063940] [2023-04-02 10:18:00,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538063940] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:18:00,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:18:00,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 10:18:00,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56861691] [2023-04-02 10:18:00,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:18:00,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 10:18:00,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:18:00,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 10:18:00,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-04-02 10:18:00,614 INFO L87 Difference]: Start difference. First operand has 3583 states, 2240 states have (on average 1.2915178571428572) internal successors, (2893), 2319 states have internal predecessors, (2893), 1001 states have call successors, (1001), 336 states have call predecessors, (1001), 335 states have return successors, (992), 961 states have call predecessors, (992), 992 states have call successors, (992) Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (44), 6 states have call predecessors, (44), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-04-02 10:18:23,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:18:25,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:18:27,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:18:38,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:18:38,728 INFO L93 Difference]: Finished difference Result 7357 states and 10457 transitions. [2023-04-02 10:18:38,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 10:18:38,730 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (44), 6 states have call predecessors, (44), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 480 [2023-04-02 10:18:38,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:18:38,760 INFO L225 Difference]: With dead ends: 7357 [2023-04-02 10:18:38,760 INFO L226 Difference]: Without dead ends: 3852 [2023-04-02 10:18:38,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2023-04-02 10:18:38,780 INFO L413 NwaCegarLoop]: 2839 mSDtfsCounter, 2605 mSDsluCounter, 1710 mSDsCounter, 0 mSdLazyCounter, 5835 mSolverCounterSat, 2786 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2680 SdHoareTripleChecker+Valid, 4549 SdHoareTripleChecker+Invalid, 8624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2786 IncrementalHoareTripleChecker+Valid, 5835 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.1s IncrementalHoareTripleChecker+Time [2023-04-02 10:18:38,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2680 Valid, 4549 Invalid, 8624 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2786 Valid, 5835 Invalid, 3 Unknown, 0 Unchecked, 36.1s Time] [2023-04-02 10:18:38,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3852 states. [2023-04-02 10:18:39,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3852 to 3442. [2023-04-02 10:18:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3442 states, 2166 states have (on average 1.286241920590951) internal successors, (2786), 2231 states have internal predecessors, (2786), 950 states have call successors, (950), 327 states have call predecessors, (950), 325 states have return successors, (947), 917 states have call predecessors, (947), 947 states have call successors, (947) [2023-04-02 10:18:39,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 3442 states and 4683 transitions. [2023-04-02 10:18:39,656 INFO L78 Accepts]: Start accepts. Automaton has 3442 states and 4683 transitions. Word has length 480 [2023-04-02 10:18:39,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:18:39,667 INFO L495 AbstractCegarLoop]: Abstraction has 3442 states and 4683 transitions. [2023-04-02 10:18:39,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (44), 6 states have call predecessors, (44), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-04-02 10:18:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3442 states and 4683 transitions. [2023-04-02 10:18:39,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2023-04-02 10:18:39,678 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:18:39,678 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:18:39,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 10:18:39,679 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:18:39,679 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:18:39,679 INFO L85 PathProgramCache]: Analyzing trace with hash -657539307, now seen corresponding path program 1 times [2023-04-02 10:18:39,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:18:39,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215001095] [2023-04-02 10:18:39,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:18:39,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:18:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:18:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:18:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:18:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:18:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:18:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:18:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:18:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 10:18:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 10:18:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-04-02 10:18:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 10:18:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:18:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-04-02 10:18:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 10:18:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-04-02 10:18:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-04-02 10:18:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:18:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2023-04-02 10:18:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-04-02 10:18:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-04-02 10:18:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2023-04-02 10:18:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2023-04-02 10:18:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2023-04-02 10:18:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2023-04-02 10:18:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2023-04-02 10:18:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2023-04-02 10:18:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2023-04-02 10:18:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2023-04-02 10:18:40,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2023-04-02 10:18:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-04-02 10:18:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2023-04-02 10:18:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2023-04-02 10:18:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-04-02 10:18:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2023-04-02 10:18:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2023-04-02 10:18:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2023-04-02 10:18:40,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:18:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:18:40,905 INFO L134 CoverageAnalysis]: Checked inductivity of 3057 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3057 trivial. 0 not checked. [2023-04-02 10:18:40,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:18:40,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215001095] [2023-04-02 10:18:40,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215001095] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:18:40,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:18:40,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:18:40,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509769667] [2023-04-02 10:18:40,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:18:40,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:18:40,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:18:40,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:18:40,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:18:40,908 INFO L87 Difference]: Start difference. First operand 3442 states and 4683 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-04-02 10:18:46,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 10:18:58,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:19:00,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:19:02,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:19:04,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:19:06,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:19:26,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:19:28,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:19:30,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:19:32,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:19:37,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:19:37,556 INFO L93 Difference]: Finished difference Result 10882 states and 15038 transitions. [2023-04-02 10:19:37,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 10:19:37,556 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 480 [2023-04-02 10:19:37,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:19:37,590 INFO L225 Difference]: With dead ends: 10882 [2023-04-02 10:19:37,590 INFO L226 Difference]: Without dead ends: 7517 [2023-04-02 10:19:37,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2023-04-02 10:19:37,601 INFO L413 NwaCegarLoop]: 2369 mSDtfsCounter, 9112 mSDsluCounter, 5323 mSDsCounter, 0 mSdLazyCounter, 7225 mSolverCounterSat, 6231 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9584 SdHoareTripleChecker+Valid, 7692 SdHoareTripleChecker+Invalid, 13465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6231 IncrementalHoareTripleChecker+Valid, 7225 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.0s IncrementalHoareTripleChecker+Time [2023-04-02 10:19:37,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9584 Valid, 7692 Invalid, 13465 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6231 Valid, 7225 Invalid, 9 Unknown, 0 Unchecked, 53.0s Time] [2023-04-02 10:19:37,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7517 states. [2023-04-02 10:19:39,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7517 to 6692. [2023-04-02 10:19:39,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6692 states, 4215 states have (on average 1.2844602609727165) internal successors, (5414), 4344 states have internal predecessors, (5414), 1831 states have call successors, (1831), 647 states have call predecessors, (1831), 645 states have return successors, (1828), 1767 states have call predecessors, (1828), 1828 states have call successors, (1828) [2023-04-02 10:19:39,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6692 states to 6692 states and 9073 transitions. [2023-04-02 10:19:39,278 INFO L78 Accepts]: Start accepts. Automaton has 6692 states and 9073 transitions. Word has length 480 [2023-04-02 10:19:39,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:19:39,279 INFO L495 AbstractCegarLoop]: Abstraction has 6692 states and 9073 transitions. [2023-04-02 10:19:39,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-04-02 10:19:39,280 INFO L276 IsEmpty]: Start isEmpty. Operand 6692 states and 9073 transitions. [2023-04-02 10:19:39,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2023-04-02 10:19:39,285 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:19:39,285 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:19:39,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 10:19:39,286 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:19:39,286 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:19:39,286 INFO L85 PathProgramCache]: Analyzing trace with hash -149148600, now seen corresponding path program 1 times [2023-04-02 10:19:39,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:19:39,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490027492] [2023-04-02 10:19:39,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:19:39,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:19:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:19:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:19:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:19:40,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:19:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:19:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:19:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:19:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 10:19:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 10:19:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-04-02 10:19:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 10:19:40,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:19:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-04-02 10:19:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 10:19:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-04-02 10:19:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-04-02 10:19:40,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:19:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2023-04-02 10:19:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-04-02 10:19:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-04-02 10:19:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2023-04-02 10:19:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2023-04-02 10:19:40,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2023-04-02 10:19:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2023-04-02 10:19:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2023-04-02 10:19:40,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2023-04-02 10:19:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2023-04-02 10:19:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2023-04-02 10:19:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2023-04-02 10:19:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-04-02 10:19:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2023-04-02 10:19:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2023-04-02 10:19:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-04-02 10:19:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2023-04-02 10:19:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2023-04-02 10:19:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2023-04-02 10:19:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:19:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:19:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 3057 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3057 trivial. 0 not checked. [2023-04-02 10:19:40,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:19:40,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490027492] [2023-04-02 10:19:40,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490027492] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:19:40,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:19:40,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:19:40,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919186527] [2023-04-02 10:19:40,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:19:40,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:19:40,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:19:40,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:19:40,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:19:40,555 INFO L87 Difference]: Start difference. First operand 6692 states and 9073 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-04-02 10:19:50,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 10:20:26,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:20:33,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 10:20:33,394 INFO L93 Difference]: Finished difference Result 21241 states and 29257 transitions. [2023-04-02 10:20:33,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 10:20:33,394 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 481 [2023-04-02 10:20:33,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 10:20:33,472 INFO L225 Difference]: With dead ends: 21241 [2023-04-02 10:20:33,472 INFO L226 Difference]: Without dead ends: 14626 [2023-04-02 10:20:33,492 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2023-04-02 10:20:33,493 INFO L413 NwaCegarLoop]: 2678 mSDtfsCounter, 8884 mSDsluCounter, 4044 mSDsCounter, 0 mSdLazyCounter, 9042 mSolverCounterSat, 6047 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9343 SdHoareTripleChecker+Valid, 6722 SdHoareTripleChecker+Invalid, 15090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6047 IncrementalHoareTripleChecker+Valid, 9042 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.2s IncrementalHoareTripleChecker+Time [2023-04-02 10:20:33,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9343 Valid, 6722 Invalid, 15090 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6047 Valid, 9042 Invalid, 1 Unknown, 0 Unchecked, 47.2s Time] [2023-04-02 10:20:33,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14626 states. [2023-04-02 10:20:36,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14626 to 12990. [2023-04-02 10:20:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12990 states, 8179 states have (on average 1.282186086318621) internal successors, (10487), 8436 states have internal predecessors, (10487), 3539 states have call successors, (3539), 1273 states have call predecessors, (3539), 1271 states have return successors, (3536), 3413 states have call predecessors, (3536), 3536 states have call successors, (3536) [2023-04-02 10:20:37,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12990 states to 12990 states and 17562 transitions. [2023-04-02 10:20:37,007 INFO L78 Accepts]: Start accepts. Automaton has 12990 states and 17562 transitions. Word has length 481 [2023-04-02 10:20:37,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 10:20:37,008 INFO L495 AbstractCegarLoop]: Abstraction has 12990 states and 17562 transitions. [2023-04-02 10:20:37,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-04-02 10:20:37,008 INFO L276 IsEmpty]: Start isEmpty. Operand 12990 states and 17562 transitions. [2023-04-02 10:20:37,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2023-04-02 10:20:37,010 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 10:20:37,011 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 10:20:37,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 10:20:37,011 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 10:20:37,011 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 10:20:37,011 INFO L85 PathProgramCache]: Analyzing trace with hash 2023600500, now seen corresponding path program 1 times [2023-04-02 10:20:37,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 10:20:37,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509815299] [2023-04-02 10:20:37,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 10:20:37,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 10:20:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 10:20:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 10:20:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 10:20:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 10:20:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 10:20:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-04-02 10:20:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 10:20:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 10:20:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:37,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:37,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-04-02 10:20:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-04-02 10:20:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 10:20:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-04-02 10:20:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2023-04-02 10:20:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-04-02 10:20:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-04-02 10:20:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-04-02 10:20:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 10:20:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2023-04-02 10:20:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-04-02 10:20:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-04-02 10:20:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2023-04-02 10:20:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2023-04-02 10:20:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2023-04-02 10:20:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2023-04-02 10:20:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2023-04-02 10:20:38,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2023-04-02 10:20:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2023-04-02 10:20:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2023-04-02 10:20:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2023-04-02 10:20:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-04-02 10:20:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2023-04-02 10:20:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2023-04-02 10:20:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-04-02 10:20:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2023-04-02 10:20:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2023-04-02 10:20:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2023-04-02 10:20:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 10:20:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 10:20:38,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3057 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3057 trivial. 0 not checked. [2023-04-02 10:20:38,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 10:20:38,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509815299] [2023-04-02 10:20:38,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509815299] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 10:20:38,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 10:20:38,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 10:20:38,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739822649] [2023-04-02 10:20:38,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 10:20:38,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 10:20:38,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 10:20:38,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 10:20:38,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-04-02 10:20:38,347 INFO L87 Difference]: Start difference. First operand 12990 states and 17562 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-04-02 10:20:50,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 10:20:52,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 10:20:54,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 10:20:56,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 10:20:58,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 10:21:00,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 10:21:02,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-02 10:21:23,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:21:25,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:21:27,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:21:29,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:21:31,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:21:33,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:21:36,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:21:38,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:21:40,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 10:21:42,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []