/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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 08:39:49,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 08:39:49,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 08:39:49,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 08:39:49,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 08:39:49,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 08:39:49,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 08:39:49,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 08:39:49,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 08:39:49,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 08:39:49,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 08:39:49,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 08:39:49,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 08:39:49,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 08:39:49,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 08:39:49,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 08:39:49,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 08:39:49,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 08:39:49,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 08:39:49,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 08:39:49,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 08:39:49,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 08:39:49,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 08:39:49,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 08:39:49,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 08:39:49,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 08:39:49,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 08:39:49,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 08:39:49,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 08:39:49,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 08:39:49,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 08:39:49,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 08:39:49,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 08:39:49,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 08:39:49,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 08:39:49,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 08:39:49,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 08:39:49,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 08:39:49,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 08:39:49,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 08:39:49,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 08:39:49,279 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 08:39:49,300 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 08:39:49,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 08:39:49,302 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 08:39:49,302 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 08:39:49,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 08:39:49,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 08:39:49,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 08:39:49,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 08:39:49,304 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 08:39:49,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 08:39:49,305 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 08:39:49,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 08:39:49,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 08:39:49,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 08:39:49,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 08:39:49,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 08:39:49,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 08:39:49,306 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 08:39:49,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 08:39:49,306 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 08:39:49,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 08:39:49,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 08:39:49,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 08:39:49,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 08:39:49,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:39:49,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 08:39:49,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 08:39:49,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 08:39:49,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 08:39:49,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 08:39:49,307 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 08:39:49,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 08:39:49,308 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 08:39:49,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 08:39:49,308 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 08:39:49,308 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 08:39:49,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 08:39:49,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 08:39:49,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 08:39:49,522 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 08:39:49,522 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 08:39:49,523 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i [2023-04-02 08:39:50,643 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 08:39:51,132 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 08:39:51,132 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i [2023-04-02 08:39:51,176 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ca2d7b77/f22f1795dba44e6bb3c5281547af091e/FLAG75697381e [2023-04-02 08:39:51,192 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ca2d7b77/f22f1795dba44e6bb3c5281547af091e [2023-04-02 08:39:51,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 08:39:51,196 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 08:39:51,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 08:39:51,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 08:39:51,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 08:39:51,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:39:51" (1/1) ... [2023-04-02 08:39:51,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d042032 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:51, skipping insertion in model container [2023-04-02 08:39:51,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:39:51" (1/1) ... [2023-04-02 08:39:51,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 08:39:51,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 08:39:52,218 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i[197338,197351] [2023-04-02 08:39:53,345 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:39:53,399 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 08:39:53,557 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i[197338,197351] [2023-04-02 08:39:53,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:39:53,867 WARN L667 CHandler]: The function __VERIFIER_nondet_u16 is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:39:53,867 WARN L667 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:39:53,867 WARN L667 CHandler]: The function __VERIFIER_nondet_u8 is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:39:53,867 WARN L667 CHandler]: The function __VERIFIER_nondet_u32 is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:39:53,874 INFO L208 MainTranslator]: Completed translation [2023-04-02 08:39:53,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53 WrapperNode [2023-04-02 08:39:53,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 08:39:53,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 08:39:53,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 08:39:53,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 08:39:53,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53" (1/1) ... [2023-04-02 08:39:53,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53" (1/1) ... [2023-04-02 08:39:54,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53" (1/1) ... [2023-04-02 08:39:54,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53" (1/1) ... [2023-04-02 08:39:54,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53" (1/1) ... [2023-04-02 08:39:54,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53" (1/1) ... [2023-04-02 08:39:54,232 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53" (1/1) ... [2023-04-02 08:39:54,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53" (1/1) ... [2023-04-02 08:39:54,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 08:39:54,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 08:39:54,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 08:39:54,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 08:39:54,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53" (1/1) ... [2023-04-02 08:39:54,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:39:54,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:39:54,332 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 08:39:54,353 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 08:39:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 08:39:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 08:39:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-02 08:39:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~TO~int [2023-04-02 08:39:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2023-04-02 08:39:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 08:39:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-02 08:39:54,369 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-02 08:39:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-04-02 08:39:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-04-02 08:39:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 08:39:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-04-02 08:39:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-02 08:39:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 08:39:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 08:39:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2023-04-02 08:39:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-04-02 08:39:54,370 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 08:39:54,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 08:39:54,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 08:39:54,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 08:39:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 08:39:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 08:39:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 08:39:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 08:39:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-02 08:39:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-04-02 08:39:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_get_queueno [2023-04-02 08:39:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_get_length [2023-04-02 08:39:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_get_extended_desc [2023-04-02 08:39:54,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_get_rssi [2023-04-02 08:39:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_init_event [2023-04-02 08:39:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_wait_event [2023-04-02 08:39:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_set_event [2023-04-02 08:39:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_reset_event [2023-04-02 08:39:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_create_kthread [2023-04-02 08:39:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_kill_thread [2023-04-02 08:39:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_dbg [2023-04-02 08:39:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_prepare_skb [2023-04-02 08:39:54,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_read_pkt [2023-04-02 08:39:54,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_tx_scheduler_thread [2023-04-02 08:39:54,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_91x_init [2023-04-02 08:39:54,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_91x_deinit [2023-04-02 08:39:54,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_91x_hal_module_init [2023-04-02 08:39:54,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_91x_hal_module_exit [2023-04-02 08:39:54,374 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 08:39:54,375 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-02 08:39:54,375 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-02 08:39:54,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2023-04-02 08:39:54,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2023-04-02 08:39:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2023-04-02 08:39:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2023-04-02 08:39:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2023-04-02 08:39:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2023-04-02 08:39:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-04-02 08:39:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2023-04-02 08:39:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2023-04-02 08:39:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2023-04-02 08:39:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_determine_min_weight_queue [2023-04-02 08:39:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_recalculate_weights [2023-04-02 08:39:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_core_determine_hal_queue [2023-04-02 08:39:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_core_queue_pkt [2023-04-02 08:39:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_core_dequeue_pkt [2023-04-02 08:39:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_core_qos_processor [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_core_xmit [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_17 [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_18 [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_19 [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_20 [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_23 [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_24 [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wiphy_dev [2023-04-02 08:39:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2023-04-02 08:39:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_DEV [2023-04-02 08:39:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2023-04-02 08:39:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_is_cipher_wep [2023-04-02 08:39:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_register_rates_channels [2023-04-02 08:39:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_detach [2023-04-02 08:39:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_indicate_tx_status [2023-04-02 08:39:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_tx [2023-04-02 08:39:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_start [2023-04-02 08:39:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_stop [2023-04-02 08:39:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_add_interface [2023-04-02 08:39:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_remove_interface [2023-04-02 08:39:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_config [2023-04-02 08:39:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_get_connected_channel [2023-04-02 08:39:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_bss_info_changed [2023-04-02 08:39:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_conf_filter [2023-04-02 08:39:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_conf_tx [2023-04-02 08:39:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_hal_key_config [2023-04-02 08:39:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_set_key [2023-04-02 08:39:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_ampdu_action [2023-04-02 08:39:54,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_set_rts_threshold [2023-04-02 08:39:54,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_set_rate_mask [2023-04-02 08:39:54,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_fill_rx_status [2023-04-02 08:39:54,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_indicate_pkt_to_os [2023-04-02 08:39:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_set_min_rate [2023-04-02 08:39:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_sta_add [2023-04-02 08:39:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_sta_remove [2023-04-02 08:39:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_attach [2023-04-02 08:39:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ieee80211_ops_1 [2023-04-02 08:39:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2023-04-02 08:39:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_29 [2023-04-02 08:39:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_30 [2023-04-02 08:39:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_31 [2023-04-02 08:39:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_32 [2023-04-02 08:39:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_35 [2023-04-02 08:39:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht40_minus [2023-04-02 08:39:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht40_plus [2023-04-02 08:39:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure conf_is_ht40 [2023-04-02 08:39:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_get_channel [2023-04-02 08:39:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_set_default_parameters [2023-04-02 08:39:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_set_contention_vals [2023-04-02 08:39:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_send_internal_mgmt_frame [2023-04-02 08:39:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_load_radio_caps [2023-04-02 08:39:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mgmt_pkt_to_core [2023-04-02 08:39:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_hal_send_sta_notify_frame [2023-04-02 08:39:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_send_aggregation_params_frame [2023-04-02 08:39:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_program_bb_rf [2023-04-02 08:39:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_set_vap_capabilities [2023-04-02 08:39:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_hal_load_key [2023-04-02 08:39:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_load_bootup_params [2023-04-02 08:39:54,388 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_send_reset_mac [2023-04-02 08:39:54,389 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_set_channel [2023-04-02 08:39:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_compare [2023-04-02 08:39:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_map_rates [2023-04-02 08:39:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_send_auto_rate_request [2023-04-02 08:39:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_inform_bss_status [2023-04-02 08:39:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_eeprom_read [2023-04-02 08:39:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_handle_ta_confirm_type [2023-04-02 08:39:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mgmt_pkt_recv [2023-04-02 08:39:54,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_40 [2023-04-02 08:39:54,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_41 [2023-04-02 08:39:54,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_42 [2023-04-02 08:39:54,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_43 [2023-04-02 08:39:54,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_46 [2023-04-02 08:39:54,391 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-04-02 08:39:54,391 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_send_data_pkt [2023-04-02 08:39:54,391 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_send_mgmt_pkt [2023-04-02 08:39:54,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_63 [2023-04-02 08:39:54,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_64 [2023-04-02 08:39:54,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_65 [2023-04-02 08:39:54,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_66 [2023-04-02 08:39:54,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_69 [2023-04-02 08:39:54,392 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-02 08:39:54,392 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-02 08:39:54,392 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_name [2023-04-02 08:39:54,392 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_sdio_stats_read [2023-04-02 08:39:54,392 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_sdio_stats_open [2023-04-02 08:39:54,392 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_version_read [2023-04-02 08:39:54,392 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_version_open [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_stats_read [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_stats_open [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_debug_zone_read [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_debug_read [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_debug_zone_write [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_init_dbgfs [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_remove_dbgfs [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_74 [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_75 [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_76 [2023-04-02 08:39:54,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_77 [2023-04-02 08:39:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_80 [2023-04-02 08:39:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2023-04-02 08:39:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2023-04-02 08:39:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-04-02 08:39:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2023-04-02 08:39:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2023-04-02 08:39:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 08:39:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 08:39:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 08:39:54,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-02 08:39:54,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 08:39:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-04-02 08:39:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_and_exit [2023-04-02 08:39:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2023-04-02 08:39:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2023-04-02 08:39:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2023-04-02 08:39:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-04-02 08:39:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_alloc_hw [2023-04-02 08:39:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2023-04-02 08:39:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-04-02 08:39:54,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_txskb [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_stopped [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_register_hw [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_rx_irqsafe [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_start_tx_ba_cb_irqsafe [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_start_tx_ba_session [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queue [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_tx_ba_cb_irqsafe [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_status_irqsafe [2023-04-02 08:39:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_unregister_hw [2023-04-02 08:39:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queue [2023-04-02 08:39:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul_from_user [2023-04-02 08:39:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2023-04-02 08:39:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2023-04-02 08:39:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_va_end [2023-04-02 08:39:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_va_start [2023-04-02 08:39:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-02 08:39:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-02 08:39:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2023-04-02 08:39:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-04-02 08:39:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure sort [2023-04-02 08:39:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-04-02 08:39:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2023-04-02 08:39:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-02 08:39:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 08:39:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 08:39:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 08:39:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 08:39:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-04-02 08:39:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_va_end [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_va_start [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure complete_and_exit [2023-04-02 08:39:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 08:39:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 08:39:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-02 08:39:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 08:39:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-02 08:39:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-02 08:39:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-02 08:39:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-02 08:39:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 08:39:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-04-02 08:39:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-04-02 08:39:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2023-04-02 08:39:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-04-02 08:39:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ieee80211_ops_1 [2023-04-02 08:39:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_dbg [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_get_queueno [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_get_length [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_get_extended_desc [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_get_rssi [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mgmt_pkt_recv [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_indicate_pkt_to_os [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_core_qos_processor [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_init_event [2023-04-02 08:39:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_wait_event [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_set_event [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_reset_event [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_create_kthread [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_kill_thread [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_get_connected_channel [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_91x_init [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_91x_deinit [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_read_pkt [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_prepare_skb [2023-04-02 08:39:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_tx_scheduler_thread [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_91x_hal_module_init [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_91x_hal_module_exit [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-02 08:39:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_18 [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_19 [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_20 [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_23 [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_17 [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_24 [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_txskb [2023-04-02 08:39:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queue [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queue [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_stopped [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_core_xmit [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_send_mgmt_pkt [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_send_data_pkt [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_determine_min_weight_queue [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_recalculate_weights [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_core_determine_hal_queue [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_core_queue_pkt [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_core_dequeue_pkt [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~TO~int [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 08:39:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_30 [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_31 [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_32 [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_35 [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_29 [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2023-04-02 08:39:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure set_wiphy_dev [2023-04-02 08:39:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2023-04-02 08:39:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2023-04-02 08:39:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2023-04-02 08:39:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_DEV [2023-04-02 08:39:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2023-04-02 08:39:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_alloc_hw [2023-04-02 08:39:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_register_hw [2023-04-02 08:39:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_unregister_hw [2023-04-02 08:39:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-04-02 08:39:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_rx_irqsafe [2023-04-02 08:39:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_status_irqsafe [2023-04-02 08:39:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2023-04-02 08:39:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_start_tx_ba_session [2023-04-02 08:39:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_start_tx_ba_cb_irqsafe [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_tx_ba_cb_irqsafe [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_init_dbgfs [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_remove_dbgfs [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_set_vap_capabilities [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_send_aggregation_params_frame [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_hal_load_key [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_set_channel [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_inform_bss_status [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_attach [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_indicate_tx_status [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_is_cipher_wep [2023-04-02 08:39:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_detach [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_register_rates_channels [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_tx [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_start [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_stop [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_add_interface [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_remove_interface [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_config [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_bss_info_changed [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_conf_filter [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_conf_tx [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_hal_key_config [2023-04-02 08:39:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_set_key [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_ampdu_action [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_set_rts_threshold [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_set_rate_mask [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_fill_rx_status [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_set_min_rate [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_sta_add [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_sta_remove [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_41 [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_42 [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_43 [2023-04-02 08:39:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_46 [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_40 [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure sort [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht40_minus [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht40_plus [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure conf_is_ht40 [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_get_channel [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_set_default_parameters [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_set_contention_vals [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_send_internal_mgmt_frame [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_load_radio_caps [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mgmt_pkt_to_core [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_hal_send_sta_notify_frame [2023-04-02 08:39:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_program_bb_rf [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_load_bootup_params [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_send_reset_mac [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_compare [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_map_rates [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_send_auto_rate_request [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_eeprom_read [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_handle_ta_confirm_type [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_64 [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_65 [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_66 [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_69 [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_63 [2023-04-02 08:39:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul_from_user [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_75 [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_76 [2023-04-02 08:39:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_77 [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_80 [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_74 [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_name [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_sdio_stats_read [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_sdio_stats_open [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_version_read [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_version_open [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_stats_read [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_stats_open [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_debug_zone_read [2023-04-02 08:39:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_debug_read [2023-04-02 08:39:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_debug_zone_write [2023-04-02 08:39:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2023-04-02 08:39:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2023-04-02 08:39:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-04-02 08:39:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 08:39:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 08:39:54,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 08:39:54,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 08:39:54,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 08:39:55,235 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 08:39:55,240 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 08:39:56,982 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 08:40:06,934 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 08:40:06,958 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 08:40:06,958 INFO L302 CfgBuilder]: Removed 12 assume(true) statements. [2023-04-02 08:40:06,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:40:06 BoogieIcfgContainer [2023-04-02 08:40:06,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 08:40:06,966 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 08:40:06,966 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 08:40:06,969 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 08:40:06,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 08:39:51" (1/3) ... [2023-04-02 08:40:06,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25203eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:40:06, skipping insertion in model container [2023-04-02 08:40:06,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:39:53" (2/3) ... [2023-04-02 08:40:06,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25203eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:40:06, skipping insertion in model container [2023-04-02 08:40:06,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:40:06" (3/3) ... [2023-04-02 08:40:06,971 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i [2023-04-02 08:40:06,986 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 08:40:06,986 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 08:40:07,079 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 08:40:07,086 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;@5d366eb3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 08:40:07,086 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 08:40:07,098 INFO L276 IsEmpty]: Start isEmpty. Operand has 2133 states, 1419 states have (on average 1.3326286116983792) internal successors, (1891), 1455 states have internal predecessors, (1891), 499 states have call successors, (499), 171 states have call predecessors, (499), 170 states have return successors, (496), 484 states have call predecessors, (496), 496 states have call successors, (496) [2023-04-02 08:40:07,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-04-02 08:40:07,111 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:40:07,111 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:07,112 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:40:07,117 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:40:07,117 INFO L85 PathProgramCache]: Analyzing trace with hash 607974051, now seen corresponding path program 1 times [2023-04-02 08:40:07,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:40:07,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769926676] [2023-04-02 08:40:07,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:40:07,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:40:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:08,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:40:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:08,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:40:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:08,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:40:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:08,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 08:40:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:08,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:40:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:08,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:40:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:08,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:40:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:08,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 08:40:08,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 08:40:08,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:40:08,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769926676] [2023-04-02 08:40:08,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769926676] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:40:08,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:40:08,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 08:40:08,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045093837] [2023-04-02 08:40:08,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:40:08,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 08:40:08,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:40:08,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 08:40:08,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-02 08:40:08,807 INFO L87 Difference]: Start difference. First operand has 2133 states, 1419 states have (on average 1.3326286116983792) internal successors, (1891), 1455 states have internal predecessors, (1891), 499 states have call successors, (499), 171 states have call predecessors, (499), 170 states have return successors, (496), 484 states have call predecessors, (496), 496 states have call successors, (496) Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 3 states have internal predecessors, (31), 4 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 08:40:25,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:28,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:40:28,922 INFO L93 Difference]: Finished difference Result 4101 states and 6398 transitions. [2023-04-02 08:40:28,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-02 08:40:28,924 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 3 states have internal predecessors, (31), 4 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 4 states have call successors, (8) Word has length 50 [2023-04-02 08:40:28,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:40:28,970 INFO L225 Difference]: With dead ends: 4101 [2023-04-02 08:40:28,970 INFO L226 Difference]: Without dead ends: 3077 [2023-04-02 08:40:28,984 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2023-04-02 08:40:28,988 INFO L413 NwaCegarLoop]: 769 mSDtfsCounter, 4125 mSDsluCounter, 1569 mSDsCounter, 0 mSdLazyCounter, 3777 mSolverCounterSat, 2206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4378 SdHoareTripleChecker+Valid, 2338 SdHoareTripleChecker+Invalid, 5983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2206 IncrementalHoareTripleChecker+Valid, 3777 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2023-04-02 08:40:28,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4378 Valid, 2338 Invalid, 5983 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2206 Valid, 3777 Invalid, 0 Unknown, 0 Unchecked, 17.9s Time] [2023-04-02 08:40:29,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3077 states. [2023-04-02 08:40:29,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3077 to 1965. [2023-04-02 08:40:29,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1965 states, 1386 states have (on average 1.3665223665223665) internal successors, (1894), 1402 states have internal predecessors, (1894), 423 states have call successors, (423), 158 states have call predecessors, (423), 155 states have return successors, (420), 412 states have call predecessors, (420), 420 states have call successors, (420) [2023-04-02 08:40:29,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1965 states and 2737 transitions. [2023-04-02 08:40:29,579 INFO L78 Accepts]: Start accepts. Automaton has 1965 states and 2737 transitions. Word has length 50 [2023-04-02 08:40:29,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:40:29,580 INFO L495 AbstractCegarLoop]: Abstraction has 1965 states and 2737 transitions. [2023-04-02 08:40:29,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 3 states have internal predecessors, (31), 4 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 08:40:29,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2737 transitions. [2023-04-02 08:40:29,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-04-02 08:40:29,583 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:40:29,583 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:29,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 08:40:29,583 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:40:29,584 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:40:29,584 INFO L85 PathProgramCache]: Analyzing trace with hash 878782644, now seen corresponding path program 1 times [2023-04-02 08:40:29,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:40:29,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860086684] [2023-04-02 08:40:29,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:40:29,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:40:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:30,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:40:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:30,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:40:30,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:30,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:40:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:30,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:40:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:30,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:40:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:30,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:40:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:30,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:40:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:30,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-04-02 08:40:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 08:40:30,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:40:30,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860086684] [2023-04-02 08:40:30,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860086684] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:40:30,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:40:30,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 08:40:30,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370464155] [2023-04-02 08:40:30,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:40:30,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 08:40:30,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:40:30,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 08:40:30,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-04-02 08:40:30,676 INFO L87 Difference]: Start difference. First operand 1965 states and 2737 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 4 states have internal predecessors, (35), 4 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 08:40:43,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:46,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:48,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:40:48,664 INFO L93 Difference]: Finished difference Result 5027 states and 7370 transitions. [2023-04-02 08:40:48,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-02 08:40:48,675 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 4 states have internal predecessors, (35), 4 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) Word has length 54 [2023-04-02 08:40:48,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:40:48,694 INFO L225 Difference]: With dead ends: 5027 [2023-04-02 08:40:48,694 INFO L226 Difference]: Without dead ends: 3076 [2023-04-02 08:40:48,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2023-04-02 08:40:48,702 INFO L413 NwaCegarLoop]: 799 mSDtfsCounter, 2779 mSDsluCounter, 2523 mSDsCounter, 0 mSdLazyCounter, 4813 mSolverCounterSat, 1408 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2875 SdHoareTripleChecker+Valid, 3322 SdHoareTripleChecker+Invalid, 6221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1408 IncrementalHoareTripleChecker+Valid, 4813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2023-04-02 08:40:48,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2875 Valid, 3322 Invalid, 6221 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1408 Valid, 4813 Invalid, 0 Unknown, 0 Unchecked, 16.2s Time] [2023-04-02 08:40:48,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3076 states. [2023-04-02 08:40:49,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3076 to 1964. [2023-04-02 08:40:49,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1964 states, 1385 states have (on average 1.364620938628159) internal successors, (1890), 1401 states have internal predecessors, (1890), 423 states have call successors, (423), 158 states have call predecessors, (423), 155 states have return successors, (420), 412 states have call predecessors, (420), 420 states have call successors, (420) [2023-04-02 08:40:49,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1964 states and 2733 transitions. [2023-04-02 08:40:49,267 INFO L78 Accepts]: Start accepts. Automaton has 1964 states and 2733 transitions. Word has length 54 [2023-04-02 08:40:49,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:40:49,267 INFO L495 AbstractCegarLoop]: Abstraction has 1964 states and 2733 transitions. [2023-04-02 08:40:49,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 4 states have internal predecessors, (35), 4 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-02 08:40:49,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2733 transitions. [2023-04-02 08:40:49,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-04-02 08:40:49,278 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:40:49,279 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:40:49,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 08:40:49,279 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:40:49,279 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:40:49,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1742898688, now seen corresponding path program 1 times [2023-04-02 08:40:49,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:40:49,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712818518] [2023-04-02 08:40:49,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:40:49,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:40:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:40:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:40:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:40:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:40:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:40:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:40:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:40:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:40:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:40:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:40:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:40:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-04-02 08:40:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:40:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:40:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:40:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-04-02 08:40:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:40:50,654 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-04-02 08:40:50,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:40:50,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712818518] [2023-04-02 08:40:50,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712818518] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:40:50,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:40:50,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-04-02 08:40:50,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501287164] [2023-04-02 08:40:50,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:40:50,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-02 08:40:50,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:40:50,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-02 08:40:50,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2023-04-02 08:40:50,656 INFO L87 Difference]: Start difference. First operand 1964 states and 2733 transitions. Second operand has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 5 states have internal predecessors, (47), 5 states have call successors, (17), 8 states have call predecessors, (17), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) [2023-04-02 08:41:08,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:10,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:13,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:14,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:20,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:41:20,078 INFO L93 Difference]: Finished difference Result 7306 states and 10926 transitions. [2023-04-02 08:41:20,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-04-02 08:41:20,079 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 5 states have internal predecessors, (47), 5 states have call successors, (17), 8 states have call predecessors, (17), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) Word has length 102 [2023-04-02 08:41:20,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:41:20,118 INFO L225 Difference]: With dead ends: 7306 [2023-04-02 08:41:20,118 INFO L226 Difference]: Without dead ends: 5343 [2023-04-02 08:41:20,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=158, Invalid=394, Unknown=0, NotChecked=0, Total=552 [2023-04-02 08:41:20,130 INFO L413 NwaCegarLoop]: 1020 mSDtfsCounter, 4000 mSDsluCounter, 5566 mSDsCounter, 0 mSdLazyCounter, 9582 mSolverCounterSat, 2336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4159 SdHoareTripleChecker+Valid, 6586 SdHoareTripleChecker+Invalid, 11918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2336 IncrementalHoareTripleChecker+Valid, 9582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.3s IncrementalHoareTripleChecker+Time [2023-04-02 08:41:20,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4159 Valid, 6586 Invalid, 11918 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2336 Valid, 9582 Invalid, 0 Unknown, 0 Unchecked, 25.3s Time] [2023-04-02 08:41:20,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5343 states. [2023-04-02 08:41:21,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5343 to 4646. [2023-04-02 08:41:21,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4646 states, 3317 states have (on average 1.3662948447392222) internal successors, (4532), 3337 states have internal predecessors, (4532), 977 states have call successors, (977), 308 states have call predecessors, (977), 351 states have return successors, (1162), 1020 states have call predecessors, (1162), 974 states have call successors, (1162) [2023-04-02 08:41:21,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4646 states to 4646 states and 6671 transitions. [2023-04-02 08:41:21,233 INFO L78 Accepts]: Start accepts. Automaton has 4646 states and 6671 transitions. Word has length 102 [2023-04-02 08:41:21,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:41:21,233 INFO L495 AbstractCegarLoop]: Abstraction has 4646 states and 6671 transitions. [2023-04-02 08:41:21,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 5 states have internal predecessors, (47), 5 states have call successors, (17), 8 states have call predecessors, (17), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) [2023-04-02 08:41:21,233 INFO L276 IsEmpty]: Start isEmpty. Operand 4646 states and 6671 transitions. [2023-04-02 08:41:21,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-04-02 08:41:21,255 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:41:21,256 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:41:21,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 08:41:21,256 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:41:21,256 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:41:21,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1081344246, now seen corresponding path program 1 times [2023-04-02 08:41:21,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:41:21,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224463248] [2023-04-02 08:41:21,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:41:21,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:41:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:21,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:41:21,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:41:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:41:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 08:41:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:41:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:41:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-02 08:41:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:41:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-04-02 08:41:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 08:41:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:41:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 08:41:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 08:41:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-04-02 08:41:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-02 08:41:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:22,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 08:41:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:41:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-04-02 08:41:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-04-02 08:41:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:41:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-04-02 08:41:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:41:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:41:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-04-02 08:41:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:41:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-04-02 08:41:22,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:22,628 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2023-04-02 08:41:22,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:41:22,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224463248] [2023-04-02 08:41:22,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224463248] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:41:22,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:41:22,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 08:41:22,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609227264] [2023-04-02 08:41:22,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:41:22,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 08:41:22,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:41:22,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 08:41:22,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2023-04-02 08:41:22,632 INFO L87 Difference]: Start difference. First operand 4646 states and 6671 transitions. Second operand has 12 states, 12 states have (on average 9.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (39), 11 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 4 states have call successors, (36) [2023-04-02 08:41:35,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:37,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:38,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:41,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:43,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:41:43,847 INFO L93 Difference]: Finished difference Result 7763 states and 11479 transitions. [2023-04-02 08:41:43,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-04-02 08:41:43,853 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (39), 11 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 4 states have call successors, (36) Word has length 268 [2023-04-02 08:41:43,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:41:43,874 INFO L225 Difference]: With dead ends: 7763 [2023-04-02 08:41:43,875 INFO L226 Difference]: Without dead ends: 3131 [2023-04-02 08:41:43,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2023-04-02 08:41:43,895 INFO L413 NwaCegarLoop]: 787 mSDtfsCounter, 2314 mSDsluCounter, 3387 mSDsCounter, 0 mSdLazyCounter, 5914 mSolverCounterSat, 1635 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2468 SdHoareTripleChecker+Valid, 4174 SdHoareTripleChecker+Invalid, 7549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1635 IncrementalHoareTripleChecker+Valid, 5914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2023-04-02 08:41:43,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2468 Valid, 4174 Invalid, 7549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1635 Valid, 5914 Invalid, 0 Unknown, 0 Unchecked, 19.1s Time] [2023-04-02 08:41:43,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3131 states. [2023-04-02 08:41:44,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3131 to 2462. [2023-04-02 08:41:44,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2462 states, 1758 states have (on average 1.3617747440273038) internal successors, (2394), 1769 states have internal predecessors, (2394), 510 states have call successors, (510), 173 states have call predecessors, (510), 193 states have return successors, (601), 529 states have call predecessors, (601), 507 states have call successors, (601) [2023-04-02 08:41:44,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2462 states and 3505 transitions. [2023-04-02 08:41:44,543 INFO L78 Accepts]: Start accepts. Automaton has 2462 states and 3505 transitions. Word has length 268 [2023-04-02 08:41:44,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:41:44,544 INFO L495 AbstractCegarLoop]: Abstraction has 2462 states and 3505 transitions. [2023-04-02 08:41:44,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (39), 11 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 4 states have call successors, (36) [2023-04-02 08:41:44,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 3505 transitions. [2023-04-02 08:41:44,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-04-02 08:41:44,554 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:41:44,554 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:41:44,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 08:41:44,554 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:41:44,555 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:41:44,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1407888774, now seen corresponding path program 1 times [2023-04-02 08:41:44,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:41:44,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748494576] [2023-04-02 08:41:44,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:41:44,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:41:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:41:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:41:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:41:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:41:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:41:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:41:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:41:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:41:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-04-02 08:41:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:41:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:41:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-02 08:41:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:41:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-04-02 08:41:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 08:41:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:41:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 08:41:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 08:41:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-04-02 08:41:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:45,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 08:41:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 08:41:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:41:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:41:46,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-04-02 08:41:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-04-02 08:41:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-04-02 08:41:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:41:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2023-04-02 08:41:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:46,666 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2023-04-02 08:41:46,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:41:46,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748494576] [2023-04-02 08:41:46,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748494576] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:41:46,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:41:46,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-04-02 08:41:46,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666432385] [2023-04-02 08:41:46,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:41:46,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-04-02 08:41:46,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:41:46,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-04-02 08:41:46,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2023-04-02 08:41:46,670 INFO L87 Difference]: Start difference. First operand 2462 states and 3505 transitions. Second operand has 15 states, 15 states have (on average 7.133333333333334) internal successors, (107), 5 states have internal predecessors, (107), 5 states have call successors, (39), 11 states have call predecessors, (39), 3 states have return successors, (36), 4 states have call predecessors, (36), 5 states have call successors, (36) [2023-04-02 08:42:03,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:05,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:06,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:08,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:09,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:10,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:11,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:13,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:21,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:42:21,470 INFO L93 Difference]: Finished difference Result 8010 states and 12228 transitions. [2023-04-02 08:42:21,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-04-02 08:42:21,470 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 7.133333333333334) internal successors, (107), 5 states have internal predecessors, (107), 5 states have call successors, (39), 11 states have call predecessors, (39), 3 states have return successors, (36), 4 states have call predecessors, (36), 5 states have call successors, (36) Word has length 261 [2023-04-02 08:42:21,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:42:21,500 INFO L225 Difference]: With dead ends: 8010 [2023-04-02 08:42:21,500 INFO L226 Difference]: Without dead ends: 5575 [2023-04-02 08:42:21,517 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=259, Invalid=733, Unknown=0, NotChecked=0, Total=992 [2023-04-02 08:42:21,518 INFO L413 NwaCegarLoop]: 637 mSDtfsCounter, 5352 mSDsluCounter, 5035 mSDsCounter, 0 mSdLazyCounter, 10122 mSolverCounterSat, 3536 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5576 SdHoareTripleChecker+Valid, 5672 SdHoareTripleChecker+Invalid, 13658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3536 IncrementalHoareTripleChecker+Valid, 10122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.6s IncrementalHoareTripleChecker+Time [2023-04-02 08:42:21,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5576 Valid, 5672 Invalid, 13658 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3536 Valid, 10122 Invalid, 0 Unknown, 0 Unchecked, 29.6s Time] [2023-04-02 08:42:21,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5575 states. [2023-04-02 08:42:22,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5575 to 4880. [2023-04-02 08:42:22,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4880 states, 3538 states have (on average 1.372526851328434) internal successors, (4856), 3572 states have internal predecessors, (4856), 960 states have call successors, (960), 318 states have call predecessors, (960), 381 states have return successors, (1247), 1009 states have call predecessors, (1247), 957 states have call successors, (1247) [2023-04-02 08:42:22,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4880 states to 4880 states and 7063 transitions. [2023-04-02 08:42:22,799 INFO L78 Accepts]: Start accepts. Automaton has 4880 states and 7063 transitions. Word has length 261 [2023-04-02 08:42:22,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:42:22,800 INFO L495 AbstractCegarLoop]: Abstraction has 4880 states and 7063 transitions. [2023-04-02 08:42:22,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.133333333333334) internal successors, (107), 5 states have internal predecessors, (107), 5 states have call successors, (39), 11 states have call predecessors, (39), 3 states have return successors, (36), 4 states have call predecessors, (36), 5 states have call successors, (36) [2023-04-02 08:42:22,800 INFO L276 IsEmpty]: Start isEmpty. Operand 4880 states and 7063 transitions. [2023-04-02 08:42:22,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2023-04-02 08:42:22,829 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:42:22,829 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:22,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 08:42:22,829 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:42:22,835 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:42:22,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1964511835, now seen corresponding path program 1 times [2023-04-02 08:42:22,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:42:22,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513209621] [2023-04-02 08:42:22,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:42:22,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:42:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:24,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:24,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:42:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:24,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:24,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:42:24,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:42:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:42:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-04-02 08:42:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:42:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-02 08:42:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:42:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-04-02 08:42:25,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 08:42:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:42:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 08:42:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 08:42:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-04-02 08:42:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 08:42:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:25,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 08:42:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 08:42:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:42:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:42:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:42:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-04-02 08:42:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-04-02 08:42:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2023-04-02 08:42:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2023-04-02 08:42:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:25,787 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-04-02 08:42:25,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:42:25,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513209621] [2023-04-02 08:42:25,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513209621] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 08:42:25,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1081684401] [2023-04-02 08:42:25,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:42:25,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:42:25,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:42:25,791 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 08:42:25,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-02 08:42:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:27,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 5437 conjuncts, 12 conjunts are in the unsatisfiable core [2023-04-02 08:42:27,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 08:42:27,252 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2023-04-02 08:42:27,252 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 08:42:27,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1081684401] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:42:27,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 08:42:27,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [14] total 16 [2023-04-02 08:42:27,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679923569] [2023-04-02 08:42:27,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:42:27,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 08:42:27,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:42:27,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 08:42:27,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2023-04-02 08:42:27,254 INFO L87 Difference]: Start difference. First operand 4880 states and 7063 transitions. Second operand has 5 states, 5 states have (on average 27.8) internal successors, (139), 5 states have internal predecessors, (139), 2 states have call successors, (46), 2 states have call predecessors, (46), 3 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2023-04-02 08:42:28,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:42:28,554 INFO L93 Difference]: Finished difference Result 9552 states and 14175 transitions. [2023-04-02 08:42:28,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-02 08:42:28,557 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.8) internal successors, (139), 5 states have internal predecessors, (139), 2 states have call successors, (46), 2 states have call predecessors, (46), 3 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 293 [2023-04-02 08:42:28,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:42:28,582 INFO L225 Difference]: With dead ends: 9552 [2023-04-02 08:42:28,582 INFO L226 Difference]: Without dead ends: 4691 [2023-04-02 08:42:28,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 375 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2023-04-02 08:42:28,611 INFO L413 NwaCegarLoop]: 1391 mSDtfsCounter, 2 mSDsluCounter, 4156 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 5547 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-02 08:42:28,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 5547 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-02 08:42:28,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4691 states. [2023-04-02 08:42:29,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4691 to 4613. [2023-04-02 08:42:29,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4613 states, 3333 states have (on average 1.3522352235223523) internal successors, (4507), 3355 states have internal predecessors, (4507), 914 states have call successors, (914), 318 states have call predecessors, (914), 365 states have return successors, (1111), 959 states have call predecessors, (1111), 911 states have call successors, (1111) [2023-04-02 08:42:29,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4613 states to 4613 states and 6532 transitions. [2023-04-02 08:42:29,525 INFO L78 Accepts]: Start accepts. Automaton has 4613 states and 6532 transitions. Word has length 293 [2023-04-02 08:42:29,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:42:29,525 INFO L495 AbstractCegarLoop]: Abstraction has 4613 states and 6532 transitions. [2023-04-02 08:42:29,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.8) internal successors, (139), 5 states have internal predecessors, (139), 2 states have call successors, (46), 2 states have call predecessors, (46), 3 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2023-04-02 08:42:29,526 INFO L276 IsEmpty]: Start isEmpty. Operand 4613 states and 6532 transitions. [2023-04-02 08:42:29,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-04-02 08:42:29,535 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:42:29,535 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:29,553 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-02 08:42:29,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-04-02 08:42:29,749 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:42:29,750 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:42:29,750 INFO L85 PathProgramCache]: Analyzing trace with hash -55527098, now seen corresponding path program 1 times [2023-04-02 08:42:29,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:42:29,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400855423] [2023-04-02 08:42:29,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:42:29,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:42:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:42:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:42:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:42:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:42:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-04-02 08:42:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:42:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-02 08:42:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:42:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-04-02 08:42:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 08:42:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:42:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 08:42:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-02 08:42:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:31,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-04-02 08:42:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-04-02 08:42:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 08:42:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 08:42:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:42:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:42:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:42:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-04-02 08:42:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-04-02 08:42:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-04-02 08:42:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-04-02 08:42:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2023-04-02 08:42:32,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:42:32,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400855423] [2023-04-02 08:42:32,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400855423] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 08:42:32,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798303020] [2023-04-02 08:42:32,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:42:32,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:42:32,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:42:32,302 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 08:42:32,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-02 08:42:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:33,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 5482 conjuncts, 41 conjunts are in the unsatisfiable core [2023-04-02 08:42:33,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 08:42:33,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2023-04-02 08:42:34,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-04-02 08:42:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2023-04-02 08:42:34,214 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 08:42:34,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [798303020] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:42:34,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 08:42:34,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [15] total 22 [2023-04-02 08:42:34,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311758808] [2023-04-02 08:42:34,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:42:34,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 08:42:34,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:42:34,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 08:42:34,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=388, Unknown=0, NotChecked=0, Total=462 [2023-04-02 08:42:34,216 INFO L87 Difference]: Start difference. First operand 4613 states and 6532 transitions. Second operand has 9 states, 9 states have (on average 15.0) internal successors, (135), 7 states have internal predecessors, (135), 6 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (43), 5 states have call predecessors, (43), 6 states have call successors, (43) [2023-04-02 08:42:41,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:44,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-04-02 08:42:45,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:46,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:47,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-04-02 08:42:49,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-04-02 08:42:51,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:42:51,515 INFO L93 Difference]: Finished difference Result 9873 states and 14416 transitions. [2023-04-02 08:42:51,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-02 08:42:51,516 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.0) internal successors, (135), 7 states have internal predecessors, (135), 6 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (43), 5 states have call predecessors, (43), 6 states have call successors, (43) Word has length 296 [2023-04-02 08:42:51,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:42:51,539 INFO L225 Difference]: With dead ends: 9873 [2023-04-02 08:42:51,539 INFO L226 Difference]: Without dead ends: 5287 [2023-04-02 08:42:51,550 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 374 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=91, Invalid=509, Unknown=0, NotChecked=0, Total=600 [2023-04-02 08:42:51,552 INFO L413 NwaCegarLoop]: 1118 mSDtfsCounter, 1310 mSDsluCounter, 3856 mSDsCounter, 0 mSdLazyCounter, 4717 mSolverCounterSat, 290 mSolverCounterUnsat, 47 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1447 SdHoareTripleChecker+Valid, 4974 SdHoareTripleChecker+Invalid, 5054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 4717 IncrementalHoareTripleChecker+Invalid, 47 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2023-04-02 08:42:51,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1447 Valid, 4974 Invalid, 5054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 4717 Invalid, 47 Unknown, 0 Unchecked, 16.0s Time] [2023-04-02 08:42:51,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5287 states. [2023-04-02 08:42:52,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5287 to 4622. [2023-04-02 08:42:52,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4622 states, 3337 states have (on average 1.351813005693737) internal successors, (4511), 3361 states have internal predecessors, (4511), 917 states have call successors, (917), 319 states have call predecessors, (917), 367 states have return successors, (1116), 961 states have call predecessors, (1116), 914 states have call successors, (1116) [2023-04-02 08:42:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 4622 states and 6544 transitions. [2023-04-02 08:42:52,609 INFO L78 Accepts]: Start accepts. Automaton has 4622 states and 6544 transitions. Word has length 296 [2023-04-02 08:42:52,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:42:52,610 INFO L495 AbstractCegarLoop]: Abstraction has 4622 states and 6544 transitions. [2023-04-02 08:42:52,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.0) internal successors, (135), 7 states have internal predecessors, (135), 6 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (43), 5 states have call predecessors, (43), 6 states have call successors, (43) [2023-04-02 08:42:52,610 INFO L276 IsEmpty]: Start isEmpty. Operand 4622 states and 6544 transitions. [2023-04-02 08:42:52,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-04-02 08:42:52,632 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:42:52,632 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:52,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-02 08:42:52,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-04-02 08:42:52,853 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:42:52,853 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:42:52,854 INFO L85 PathProgramCache]: Analyzing trace with hash -771340248, now seen corresponding path program 1 times [2023-04-02 08:42:52,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:42:52,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249945933] [2023-04-02 08:42:52,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:42:52,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:42:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:53,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:53,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:42:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:53,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:53,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:42:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:53,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 08:42:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:42:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:42:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 08:42:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:42:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-02 08:42:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:42:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-04-02 08:42:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 08:42:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:42:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 08:42:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-02 08:42:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-04-02 08:42:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-04-02 08:42:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 08:42:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 08:42:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:42:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:42:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:42:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-04-02 08:42:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-04-02 08:42:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-04-02 08:42:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-04-02 08:42:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:54,599 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 7 proven. 24 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2023-04-02 08:42:54,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:42:54,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249945933] [2023-04-02 08:42:54,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249945933] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 08:42:54,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422988230] [2023-04-02 08:42:54,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:42:54,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:42:54,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:42:54,601 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 08:42:54,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-02 08:42:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:55,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 5485 conjuncts, 12 conjunts are in the unsatisfiable core [2023-04-02 08:42:55,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 08:42:55,902 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2023-04-02 08:42:55,902 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 08:42:55,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422988230] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:42:55,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 08:42:55,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [15] total 18 [2023-04-02 08:42:55,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21108063] [2023-04-02 08:42:55,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:42:55,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 08:42:55,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:42:55,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 08:42:55,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2023-04-02 08:42:55,905 INFO L87 Difference]: Start difference. First operand 4622 states and 6544 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2023-04-02 08:42:57,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:42:57,024 INFO L93 Difference]: Finished difference Result 9222 states and 13475 transitions. [2023-04-02 08:42:57,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-02 08:42:57,025 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 297 [2023-04-02 08:42:57,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:42:57,039 INFO L225 Difference]: With dead ends: 9222 [2023-04-02 08:42:57,039 INFO L226 Difference]: Without dead ends: 4629 [2023-04-02 08:42:57,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 378 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2023-04-02 08:42:57,049 INFO L413 NwaCegarLoop]: 1358 mSDtfsCounter, 9 mSDsluCounter, 3955 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 5313 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 08:42:57,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 5313 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 08:42:57,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4629 states. [2023-04-02 08:42:57,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4629 to 4629. [2023-04-02 08:42:57,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4629 states, 3344 states have (on average 1.3510765550239234) internal successors, (4518), 3368 states have internal predecessors, (4518), 917 states have call successors, (917), 319 states have call predecessors, (917), 367 states have return successors, (1116), 961 states have call predecessors, (1116), 914 states have call successors, (1116) [2023-04-02 08:42:57,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4629 states to 4629 states and 6551 transitions. [2023-04-02 08:42:57,956 INFO L78 Accepts]: Start accepts. Automaton has 4629 states and 6551 transitions. Word has length 297 [2023-04-02 08:42:57,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:42:57,956 INFO L495 AbstractCegarLoop]: Abstraction has 4629 states and 6551 transitions. [2023-04-02 08:42:57,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2023-04-02 08:42:57,957 INFO L276 IsEmpty]: Start isEmpty. Operand 4629 states and 6551 transitions. [2023-04-02 08:42:57,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-04-02 08:42:57,966 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:42:57,966 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:42:57,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-04-02 08:42:58,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:42:58,183 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:42:58,184 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:42:58,184 INFO L85 PathProgramCache]: Analyzing trace with hash 2095380500, now seen corresponding path program 1 times [2023-04-02 08:42:58,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:42:58,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132826044] [2023-04-02 08:42:58,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:42:58,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:42:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:42:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:42:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 08:42:59,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:42:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:42:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 08:42:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:42:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-02 08:42:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:42:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-04-02 08:42:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 08:42:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:42:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 08:42:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-02 08:42:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-04-02 08:42:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-04-02 08:42:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-04-02 08:42:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-04-02 08:42:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 08:42:59,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:42:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:42:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:42:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:42:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-04-02 08:42:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:59,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-04-02 08:42:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-04-02 08:42:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:42:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:42:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:42:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-04-02 08:42:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:42:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2023-04-02 08:42:59,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:42:59,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132826044] [2023-04-02 08:42:59,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132826044] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:42:59,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:42:59,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-04-02 08:42:59,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832949889] [2023-04-02 08:42:59,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:42:59,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-02 08:42:59,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:42:59,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-02 08:42:59,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2023-04-02 08:42:59,991 INFO L87 Difference]: Start difference. First operand 4629 states and 6551 transitions. Second operand has 13 states, 13 states have (on average 9.538461538461538) internal successors, (124), 3 states have internal predecessors, (124), 4 states have call successors, (45), 12 states have call predecessors, (45), 2 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) [2023-04-02 08:43:09,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:43:11,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:43:12,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:43:13,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:43:14,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:43:16,902 WARN L539 Checker$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 08:43:19,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:43:19,140 INFO L93 Difference]: Finished difference Result 9539 states and 13623 transitions. [2023-04-02 08:43:19,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-02 08:43:19,140 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.538461538461538) internal successors, (124), 3 states have internal predecessors, (124), 4 states have call successors, (45), 12 states have call predecessors, (45), 2 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) Word has length 310 [2023-04-02 08:43:19,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:43:19,162 INFO L225 Difference]: With dead ends: 9539 [2023-04-02 08:43:19,162 INFO L226 Difference]: Without dead ends: 4939 [2023-04-02 08:43:19,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2023-04-02 08:43:19,174 INFO L413 NwaCegarLoop]: 722 mSDtfsCounter, 2103 mSDsluCounter, 2615 mSDsCounter, 0 mSdLazyCounter, 4007 mSolverCounterSat, 1738 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2246 SdHoareTripleChecker+Valid, 3337 SdHoareTripleChecker+Invalid, 5746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1738 IncrementalHoareTripleChecker+Valid, 4007 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2023-04-02 08:43:19,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2246 Valid, 3337 Invalid, 5746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1738 Valid, 4007 Invalid, 1 Unknown, 0 Unchecked, 17.2s Time] [2023-04-02 08:43:19,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2023-04-02 08:43:20,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4633. [2023-04-02 08:43:20,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4633 states, 3348 states have (on average 1.3506571087216248) internal successors, (4522), 3372 states have internal predecessors, (4522), 917 states have call successors, (917), 319 states have call predecessors, (917), 367 states have return successors, (1116), 961 states have call predecessors, (1116), 914 states have call successors, (1116) [2023-04-02 08:43:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4633 states to 4633 states and 6555 transitions. [2023-04-02 08:43:20,228 INFO L78 Accepts]: Start accepts. Automaton has 4633 states and 6555 transitions. Word has length 310 [2023-04-02 08:43:20,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:43:20,228 INFO L495 AbstractCegarLoop]: Abstraction has 4633 states and 6555 transitions. [2023-04-02 08:43:20,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.538461538461538) internal successors, (124), 3 states have internal predecessors, (124), 4 states have call successors, (45), 12 states have call predecessors, (45), 2 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) [2023-04-02 08:43:20,229 INFO L276 IsEmpty]: Start isEmpty. Operand 4633 states and 6555 transitions. [2023-04-02 08:43:20,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2023-04-02 08:43:20,237 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:43:20,237 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:43:20,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-04-02 08:43:20,237 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:43:20,238 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:43:20,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1224737492, now seen corresponding path program 1 times [2023-04-02 08:43:20,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:43:20,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387974002] [2023-04-02 08:43:20,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:43:20,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:43:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:43:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:43:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:43:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:43:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:43:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:43:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 08:43:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:43:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:43:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:43:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:43:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-04-02 08:43:21,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:43:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:43:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 08:43:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-02 08:43:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:43:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-04-02 08:43:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 08:43:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 08:43:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-04-02 08:43:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-02 08:43:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-04-02 08:43:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-04-02 08:43:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 08:43:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:43:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:43:21,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:43:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-04-02 08:43:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:43:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:43:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:43:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 08:43:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 08:43:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:43:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:43:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:43:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:43:21,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-04-02 08:43:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:43:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:43:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-04-02 08:43:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-04-02 08:43:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:43:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:43:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:43:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-04-02 08:43:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:43:21,894 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2023-04-02 08:43:21,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:43:21,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387974002] [2023-04-02 08:43:21,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387974002] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:43:21,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:43:21,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-04-02 08:43:21,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722229665] [2023-04-02 08:43:21,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:43:21,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-02 08:43:21,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:43:21,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-02 08:43:21,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2023-04-02 08:43:21,898 INFO L87 Difference]: Start difference. First operand 4633 states and 6555 transitions. Second operand has 13 states, 13 states have (on average 9.307692307692308) internal successors, (121), 3 states have internal predecessors, (121), 4 states have call successors, (44), 12 states have call predecessors, (44), 2 states have return successors, (41), 2 states have call predecessors, (41), 4 states have call successors, (41)