/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 13:19:51,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 13:19:51,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 13:19:51,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 13:19:51,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 13:19:51,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 13:19:51,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 13:19:51,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 13:19:51,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 13:19:51,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 13:19:51,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 13:19:51,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 13:19:51,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 13:19:51,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 13:19:51,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 13:19:51,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 13:19:51,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 13:19:51,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 13:19:51,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 13:19:51,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 13:19:51,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 13:19:51,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 13:19:51,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 13:19:51,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 13:19:51,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 13:19:51,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 13:19:51,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 13:19:51,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 13:19:51,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 13:19:51,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 13:19:51,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 13:19:51,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 13:19:51,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 13:19:51,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 13:19:51,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 13:19:51,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 13:19:51,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 13:19:51,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 13:19:51,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 13:19:51,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 13:19:52,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 13:19:52,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-27 13:19:52,041 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 13:19:52,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 13:19:52,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 13:19:52,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 13:19:52,044 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 13:19:52,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 13:19:52,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 13:19:52,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 13:19:52,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 13:19:52,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 13:19:52,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 13:19:52,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 13:19:52,046 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 13:19:52,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 13:19:52,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 13:19:52,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 13:19:52,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 13:19:52,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 13:19:52,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 13:19:52,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 13:19:52,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 13:19:52,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 13:19:52,049 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 13:19:52,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 13:19:52,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 13:19:52,049 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 13:19:52,050 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 13:19:52,050 INFO L138 SettingsManager]: * To the following directory=dump/ 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-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 13:19:52,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 13:19:52,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 13:19:52,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 13:19:52,442 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 13:19:52,443 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 13:19:52,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2020-10-27 13:19:52,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0eaf07c87/4286ca75ee08428aa2f6824ae7bebe9e/FLAG80f303305 [2020-10-27 13:19:53,704 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 13:19:53,706 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2020-10-27 13:19:53,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0eaf07c87/4286ca75ee08428aa2f6824ae7bebe9e/FLAG80f303305 [2020-10-27 13:19:54,107 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0eaf07c87/4286ca75ee08428aa2f6824ae7bebe9e [2020-10-27 13:19:54,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 13:19:54,121 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 13:19:54,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 13:19:54,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 13:19:54,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 13:19:54,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:19:54" (1/1) ... [2020-10-27 13:19:54,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@896603b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:54, skipping insertion in model container [2020-10-27 13:19:54,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:19:54" (1/1) ... [2020-10-27 13:19:54,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 13:19:54,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 13:19:56,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 13:19:56,558 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 13:19:57,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 13:19:57,522 INFO L208 MainTranslator]: Completed translation [2020-10-27 13:19:57,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:57 WrapperNode [2020-10-27 13:19:57,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 13:19:57,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 13:19:57,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 13:19:57,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 13:19:57,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:57" (1/1) ... [2020-10-27 13:19:57,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:57" (1/1) ... [2020-10-27 13:19:57,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:57" (1/1) ... [2020-10-27 13:19:57,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:57" (1/1) ... [2020-10-27 13:19:57,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:57" (1/1) ... [2020-10-27 13:19:57,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:57" (1/1) ... [2020-10-27 13:19:57,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:57" (1/1) ... [2020-10-27 13:19:57,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 13:19:57,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 13:19:57,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 13:19:57,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 13:19:57,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:57" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 13:19:57,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 13:19:58,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 13:19:58,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-10-27 13:19:58,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-27 13:19:58,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-27 13:19:58,000 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 13:19:58,001 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-27 13:19:58,001 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-27 13:19:58,001 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-27 13:19:58,001 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-27 13:19:58,001 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-27 13:19:58,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-27 13:19:58,002 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 13:19:58,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 13:19:58,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 13:19:58,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-27 13:19:58,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-27 13:19:58,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 13:19:58,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 13:19:58,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 13:19:58,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 13:19:58,003 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-27 13:19:58,003 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-27 13:19:58,003 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-27 13:19:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-10-27 13:19:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-27 13:19:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2020-10-27 13:19:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2020-10-27 13:19:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2020-10-27 13:19:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2020-10-27 13:19:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2020-10-27 13:19:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-27 13:19:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-27 13:19:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-10-27 13:19:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-10-27 13:19:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-27 13:19:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-27 13:19:58,006 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-27 13:19:58,006 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-27 13:19:58,006 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2020-10-27 13:19:58,006 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2020-10-27 13:19:58,006 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2020-10-27 13:19:58,006 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-27 13:19:58,006 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2020-10-27 13:19:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2020-10-27 13:19:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2020-10-27 13:19:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2020-10-27 13:19:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2020-10-27 13:19:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2020-10-27 13:19:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2020-10-27 13:19:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2020-10-27 13:19:58,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2020-10-27 13:19:58,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2020-10-27 13:19:58,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-10-27 13:19:58,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-10-27 13:19:58,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2020-10-27 13:19:58,008 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2020-10-27 13:19:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2020-10-27 13:19:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-27 13:19:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2020-10-27 13:19:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2020-10-27 13:19:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2020-10-27 13:19:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2020-10-27 13:19:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2020-10-27 13:19:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-27 13:19:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-27 13:19:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-27 13:19:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-27 13:19:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-27 13:19:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-27 13:19:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-27 13:19:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-27 13:19:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-27 13:19:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2020-10-27 13:19:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2020-10-27 13:19:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2020-10-27 13:19:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2020-10-27 13:19:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2020-10-27 13:19:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2020-10-27 13:19:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_rx [2020-10-27 13:19:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure build_rx_desc [2020-10-27 13:19:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_add_rx_skb [2020-10-27 13:19:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_refill [2020-10-27 13:19:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_refill_atomic [2020-10-27 13:19:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_refill [2020-10-27 13:19:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_rx_desc [2020-10-27 13:19:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_intr [2020-10-27 13:19:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_setup_rx [2020-10-27 13:19:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_cleanup_rx [2020-10-27 13:19:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_rx_kick [2020-10-27 13:19:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_irq [2020-10-27 13:19:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_action [2020-10-27 13:19:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_tx [2020-10-27 13:19:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure do_tx_done [2020-10-27 13:19:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_cleanup_tx [2020-10-27 13:19:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_hard_start_xmit [2020-10-27 13:19:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_update_stats [2020-10-27 13:19:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_stats [2020-10-27 13:19:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_settings [2020-10-27 13:19:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_set_settings [2020-10-27 13:19:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_drvinfo [2020-10-27 13:19:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_link [2020-10-27 13:19:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_disable_interrupts [2020-10-27 13:19:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_mib_isr [2020-10-27 13:19:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_irq [2020-10-27 13:19:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_do_isr [2020-10-27 13:19:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_do_reset [2020-10-27 13:19:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_stop [2020-10-27 13:19:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_tx_timeout [2020-10-27 13:19:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_tx_watch [2020-10-27 13:19:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_open [2020-10-27 13:19:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_getmac [2020-10-27 13:19:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_change_mtu [2020-10-27 13:19:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_set_multicast [2020-10-27 13:19:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_run_bist [2020-10-27 13:19:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_init_one [2020-10-27 13:19:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_remove_one [2020-10-27 13:19:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_init [2020-10-27 13:19:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_exit [2020-10-27 13:19:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2020-10-27 13:19:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2020-10-27 13:19:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2020-10-27 13:19:58,041 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2020-10-27 13:19:58,041 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_3 [2020-10-27 13:19:58,042 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2020-10-27 13:19:58,042 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2020-10-27 13:19:58,042 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2020-10-27 13:19:58,042 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2020-10-27 13:19:58,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2020-10-27 13:19:58,042 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2020-10-27 13:19:58,042 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2020-10-27 13:19:58,044 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2020-10-27 13:19:58,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_6 [2020-10-27 13:19:58,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_4 [2020-10-27 13:19:58,047 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2020-10-27 13:19:58,047 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2020-10-27 13:19:58,048 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2020-10-27 13:19:58,048 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 13:19:58,048 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-27 13:19:58,048 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-27 13:19:58,048 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-27 13:19:58,048 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-27 13:19:58,048 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-27 13:19:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_15 [2020-10-27 13:19:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_16 [2020-10-27 13:19:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_17 [2020-10-27 13:19:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_18 [2020-10-27 13:19:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_19 [2020-10-27 13:19:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2020-10-27 13:19:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_33 [2020-10-27 13:19:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_35 [2020-10-27 13:19:58,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_36 [2020-10-27 13:19:58,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_37 [2020-10-27 13:19:58,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_38 [2020-10-27 13:19:58,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_39 [2020-10-27 13:19:58,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_40 [2020-10-27 13:19:58,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_41 [2020-10-27 13:19:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_42 [2020-10-27 13:19:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_43 [2020-10-27 13:19:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_44 [2020-10-27 13:19:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_45 [2020-10-27 13:19:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_46 [2020-10-27 13:19:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_47 [2020-10-27 13:19:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_48 [2020-10-27 13:19:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_49 [2020-10-27 13:19:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_50 [2020-10-27 13:19:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 13:19:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 13:19:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-27 13:19:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-27 13:19:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-27 13:19:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-27 13:19:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-27 13:19:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-27 13:19:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-27 13:19:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-27 13:19:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-27 13:19:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2020-10-27 13:19:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-27 13:19:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-27 13:19:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-10-27 13:19:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-27 13:19:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-27 13:19:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-27 13:19:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-27 13:19:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-27 13:19:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-27 13:19:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-27 13:19:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-27 13:19:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2020-10-27 13:19:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2020-10-27 13:19:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2020-10-27 13:19:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-27 13:19:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_name [2020-10-27 13:19:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2020-10-27 13:19:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-27 13:19:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-27 13:19:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-27 13:19:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2020-10-27 13:19:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2020-10-27 13:19:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-10-27 13:19:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2020-10-27 13:19:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2020-10-27 13:19:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-27 13:19:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-27 13:19:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2020-10-27 13:19:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2020-10-27 13:19:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-10-27 13:19:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 13:19:58,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 13:19:58,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2020-10-27 13:19:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_5 [2020-10-27 13:19:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_4 [2020-10-27 13:19:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-27 13:19:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-27 13:19:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-27 13:19:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-27 13:19:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-27 13:19:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-27 13:19:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-27 13:19:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-27 13:19:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2020-10-27 13:19:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-27 13:19:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 13:19:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2020-10-27 13:19:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-27 13:19:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2020-10-27 13:19:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-27 13:19:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2020-10-27 13:19:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2020-10-27 13:19:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-27 13:19:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2020-10-27 13:19:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-27 13:19:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-27 13:19:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2020-10-27 13:19:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-27 13:19:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-27 13:19:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 13:19:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 13:19:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 13:19:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 13:19:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 13:19:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 13:19:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 13:19:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 13:19:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 13:19:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2020-10-27 13:19:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 13:19:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-27 13:19:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-27 13:19:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-27 13:19:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-27 13:19:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-27 13:19:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 13:19:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-27 13:19:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 13:19:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-27 13:19:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-27 13:19:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 13:19:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 13:19:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 13:19:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 13:19:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 13:19:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 13:19:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 13:19:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 13:19:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 13:19:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 13:19:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-27 13:19:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-27 13:19:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 13:19:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 13:19:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 13:19:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 13:19:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-27 13:19:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 13:19:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-10-27 13:19:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-27 13:19:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-27 13:19:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-27 13:19:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-10-27 13:19:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-27 13:19:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-27 13:19:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-27 13:19:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-27 13:19:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-27 13:19:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-27 13:19:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-27 13:19:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-27 13:19:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2020-10-27 13:19:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-27 13:19:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2020-10-27 13:19:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-27 13:19:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2020-10-27 13:19:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-27 13:19:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2020-10-27 13:19:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-27 13:19:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2020-10-27 13:19:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-27 13:19:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-27 13:19:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_44 [2020-10-27 13:19:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_45 [2020-10-27 13:19:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-27 13:19:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_43 [2020-10-27 13:19:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-27 13:19:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-27 13:19:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_15 [2020-10-27 13:19:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_17 [2020-10-27 13:19:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2020-10-27 13:19:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_16 [2020-10-27 13:19:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_19 [2020-10-27 13:19:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2020-10-27 13:19:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_18 [2020-10-27 13:19:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-27 13:19:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-27 13:19:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-10-27 13:19:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-10-27 13:19:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2020-10-27 13:19:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2020-10-27 13:19:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-27 13:19:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 13:19:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2020-10-27 13:19:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-27 13:19:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-27 13:19:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2020-10-27 13:19:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2020-10-27 13:19:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2020-10-27 13:19:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2020-10-27 13:19:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_3 [2020-10-27 13:19:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2020-10-27 13:19:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2020-10-27 13:19:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2020-10-27 13:19:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2020-10-27 13:19:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2020-10-27 13:19:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2020-10-27 13:19:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2020-10-27 13:19:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2020-10-27 13:19:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_6 [2020-10-27 13:19:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_4 [2020-10-27 13:19:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2020-10-27 13:19:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2020-10-27 13:19:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2020-10-27 13:19:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-27 13:19:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-27 13:19:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-27 13:19:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-27 13:19:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-27 13:19:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-27 13:19:58,090 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-27 13:19:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2020-10-27 13:19:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-27 13:19:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_49 [2020-10-27 13:19:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-27 13:19:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_50 [2020-10-27 13:19:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2020-10-27 13:19:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2020-10-27 13:19:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2020-10-27 13:19:58,091 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2020-10-27 13:19:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2020-10-27 13:19:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-27 13:19:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2020-10-27 13:19:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-10-27 13:19:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2020-10-27 13:19:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-27 13:19:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2020-10-27 13:19:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2020-10-27 13:19:58,092 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2020-10-27 13:19:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-27 13:19:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-27 13:19:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2020-10-27 13:19:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2020-10-27 13:19:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2020-10-27 13:19:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2020-10-27 13:19:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2020-10-27 13:19:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2020-10-27 13:19:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-10-27 13:19:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-10-27 13:19:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2020-10-27 13:19:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-27 13:19:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2020-10-27 13:19:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-10-27 13:19:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_33 [2020-10-27 13:19:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_41 [2020-10-27 13:19:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_35 [2020-10-27 13:19:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2020-10-27 13:19:58,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_39 [2020-10-27 13:19:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_40 [2020-10-27 13:19:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2020-10-27 13:19:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-27 13:19:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-27 13:19:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 13:19:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2020-10-27 13:19:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_36 [2020-10-27 13:19:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_37 [2020-10-27 13:19:58,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_38 [2020-10-27 13:19:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_42 [2020-10-27 13:19:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2020-10-27 13:19:58,099 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2020-10-27 13:19:58,100 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2020-10-27 13:19:58,100 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2020-10-27 13:19:58,100 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2020-10-27 13:19:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-27 13:19:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-27 13:19:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_46 [2020-10-27 13:19:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-27 13:19:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_47 [2020-10-27 13:19:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_48 [2020-10-27 13:19:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-27 13:19:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-27 13:19:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-27 13:19:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-27 13:19:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-27 13:19:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_name [2020-10-27 13:19:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2020-10-27 13:19:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-27 13:19:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-27 13:19:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-27 13:19:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-27 13:19:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-27 13:19:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-27 13:19:58,107 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-27 13:19:58,107 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2020-10-27 13:19:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2020-10-27 13:19:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2020-10-27 13:19:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2020-10-27 13:19:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-27 13:19:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2020-10-27 13:19:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-27 13:19:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-10-27 13:19:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2020-10-27 13:19:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2020-10-27 13:19:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2020-10-27 13:19:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2020-10-27 13:19:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2020-10-27 13:19:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2020-10-27 13:19:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2020-10-27 13:19:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2020-10-27 13:19:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure kick_rx [2020-10-27 13:19:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure build_rx_desc [2020-10-27 13:19:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_add_rx_skb [2020-10-27 13:19:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure rx_refill [2020-10-27 13:19:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure rx_refill_atomic [2020-10-27 13:19:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure queue_refill [2020-10-27 13:19:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure clear_rx_desc [2020-10-27 13:19:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure phy_intr [2020-10-27 13:19:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 13:19:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_setup_rx [2020-10-27 13:19:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_cleanup_rx [2020-10-27 13:19:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_rx_kick [2020-10-27 13:19:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure rx_irq [2020-10-27 13:19:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure rx_action [2020-10-27 13:19:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure kick_tx [2020-10-27 13:19:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure do_tx_done [2020-10-27 13:19:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_cleanup_tx [2020-10-27 13:19:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_hard_start_xmit [2020-10-27 13:19:58,111 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_update_stats [2020-10-27 13:19:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_stats [2020-10-27 13:19:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_settings [2020-10-27 13:19:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_set_settings [2020-10-27 13:19:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_drvinfo [2020-10-27 13:19:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_link [2020-10-27 13:19:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_disable_interrupts [2020-10-27 13:19:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_mib_isr [2020-10-27 13:19:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_do_isr [2020-10-27 13:19:58,112 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_irq [2020-10-27 13:19:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_do_reset [2020-10-27 13:19:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_stop [2020-10-27 13:19:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_tx_timeout [2020-10-27 13:19:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_tx_watch [2020-10-27 13:19:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_open [2020-10-27 13:19:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_getmac [2020-10-27 13:19:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_change_mtu [2020-10-27 13:19:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_set_multicast [2020-10-27 13:19:58,113 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_run_bist [2020-10-27 13:19:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_init_one [2020-10-27 13:19:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_remove_one [2020-10-27 13:19:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_init [2020-10-27 13:19:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_exit [2020-10-27 13:19:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2020-10-27 13:19:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 13:19:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 13:19:58,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_5 [2020-10-27 13:19:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_4 [2020-10-27 13:19:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-27 13:19:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 13:19:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 13:19:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 13:19:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-27 13:19:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-27 13:19:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-27 13:19:58,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-27 13:19:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-27 13:19:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-27 13:19:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-27 13:19:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-27 13:19:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 13:19:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-27 13:19:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 13:19:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 13:19:58,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 13:19:58,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 13:19:58,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 13:19:58,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 13:19:59,509 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 13:20:03,947 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 13:20:03,947 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 13:20:03,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:20:03 BoogieIcfgContainer [2020-10-27 13:20:03,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 13:20:03,958 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 13:20:03,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 13:20:03,963 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 13:20:03,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 01:19:54" (1/3) ... [2020-10-27 13:20:03,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1932cbf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:20:03, skipping insertion in model container [2020-10-27 13:20:03,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:19:57" (2/3) ... [2020-10-27 13:20:03,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1932cbf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:20:03, skipping insertion in model container [2020-10-27 13:20:03,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:20:03" (3/3) ... [2020-10-27 13:20:03,967 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2020-10-27 13:20:03,981 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 13:20:03,990 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 13:20:04,005 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 13:20:04,056 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 13:20:04,056 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 13:20:04,056 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 13:20:04,057 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 13:20:04,057 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 13:20:04,057 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 13:20:04,057 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 13:20:04,057 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 13:20:04,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states. [2020-10-27 13:20:04,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-27 13:20:04,164 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 13:20:04,165 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 13:20:04,165 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 13:20:04,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 13:20:04,174 INFO L82 PathProgramCache]: Analyzing trace with hash 1231832009, now seen corresponding path program 1 times [2020-10-27 13:20:04,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 13:20:04,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1437818263] [2020-10-27 13:20:04,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 13:20:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:05,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:05,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:05,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:05,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:06,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:10,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:10,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-27 13:20:10,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 13:20:10,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5305 [2020-10-27 13:20:10,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:10,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:10,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-27 13:20:10,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:10,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 13:20:11,925 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 13:20:11,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 13:20:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:11,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:20:12,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-27 13:20:12,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:20:12,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:20:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:20:12,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 13:20:12,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:20:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:20:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:20:12,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:20:12,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:20:12,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:20:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:20:12,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:20:12,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:20:12,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 13:20:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:20:12,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:20:12,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 13:20:12,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:20:12,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:20:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:20:12,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:20:12,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:20:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:20:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:20:12,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:20:12,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:20:12,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 13:20:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:20:12,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:20:12,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 13:20:12,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:20:12,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:20:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:20:12,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:20:12,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:20:12,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:20:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:20:12,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:20:12,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:20:12,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 13:20:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:20:12,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:20:12,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 13:20:12,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:20:12,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:20:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:20:12,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:20:12,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:20:12,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:20:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:20:12,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:20:12,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:20:12,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 13:20:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 13:20:12,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:12,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:20:12,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:12,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 13:20:12,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:12,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:12,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 13:20:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:12,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:12,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:12,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:20:12,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:20:12,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-27 13:20:12,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:12,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:20:12,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:20:12,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:20:12,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 13:20:13,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:20:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:13,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:13,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:13,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:20:13,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:13,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-27 13:20:13,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:13,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:20:13,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:20:13,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:20:13,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:13,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 13:20:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:13,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:13,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:13,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:20:13,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:13,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:20:13,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:13,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:13,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 13:20:13,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:13,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:13,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 13:20:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:13,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:13,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:13,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 13:20:13,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:13,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 13:20:13,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:13,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:13,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 13:20:13,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:13,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:13,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:20:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:13,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:13,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:13,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:20:13,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:13,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:20:13,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:13,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:13,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:20:13,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:13,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:20:13,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 13:20:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:20:13,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:20:13,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:20:13,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:20:13,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:20:13,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 13:20:13,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:20:13,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:20:13,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 13:20:13,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:20:13,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 13:20:13,488 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-27 13:20:13,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1437818263] [2020-10-27 13:20:13,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 13:20:13,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 13:20:13,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969788930] [2020-10-27 13:20:13,508 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 13:20:13,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 13:20:13,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 13:20:13,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-27 13:20:13,527 INFO L87 Difference]: Start difference. First operand 1945 states. Second operand 11 states. [2020-10-27 13:20:15,581 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-27 13:20:22,915 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 560 [2020-10-27 13:20:25,118 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 547 [2020-10-27 13:20:27,222 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-27 13:20:29,580 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 564 [2020-10-27 13:20:31,775 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-27 13:21:33,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 13:21:33,457 INFO L93 Difference]: Finished difference Result 4381 states and 5989 transitions. [2020-10-27 13:21:33,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 13:21:33,460 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 133 [2020-10-27 13:21:33,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 13:21:33,504 INFO L225 Difference]: With dead ends: 4381 [2020-10-27 13:21:33,504 INFO L226 Difference]: Without dead ends: 2487 [2020-10-27 13:21:33,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 14.8s TimeCoverageRelationStatistics Valid=109, Invalid=271, Unknown=0, NotChecked=0, Total=380 [2020-10-27 13:21:33,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2487 states. [2020-10-27 13:21:34,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2487 to 1823. [2020-10-27 13:21:34,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1823 states. [2020-10-27 13:21:34,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 1823 states and 2374 transitions. [2020-10-27 13:21:34,348 INFO L78 Accepts]: Start accepts. Automaton has 1823 states and 2374 transitions. Word has length 133 [2020-10-27 13:21:34,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 13:21:34,348 INFO L481 AbstractCegarLoop]: Abstraction has 1823 states and 2374 transitions. [2020-10-27 13:21:34,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 13:21:34,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2374 transitions. [2020-10-27 13:21:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-27 13:21:34,358 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 13:21:34,358 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 13:21:34,359 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 13:21:34,359 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 13:21:34,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 13:21:34,360 INFO L82 PathProgramCache]: Analyzing trace with hash -788875411, now seen corresponding path program 1 times [2020-10-27 13:21:34,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 13:21:34,360 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1910740667] [2020-10-27 13:21:34,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 13:21:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:34,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:34,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:35,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:39,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:39,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-27 13:21:39,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 13:21:39,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5335 [2020-10-27 13:21:39,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:39,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:21:39,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 13:21:39,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 13:21:39,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:41,836 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 13:21:41,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 13:21:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:41,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:21:42,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-27 13:21:42,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:21:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:21:42,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 13:21:42,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:21:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:21:42,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:21:42,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 13:21:42,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:21:42,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:21:42,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:21:42,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 13:21:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:21:42,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 13:21:42,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:21:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:21:42,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:21:42,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:21:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:21:42,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:21:42,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 13:21:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:21:42,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 13:21:42,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:21:42,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:21:42,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:21:42,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:21:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:21:42,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:21:42,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 13:21:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:21:42,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 13:21:42,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:21:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:21:42,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:21:42,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:21:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:21:42,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:21:42,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 13:21:42,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 13:21:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 13:21:42,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:21:42,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 13:21:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 13:21:42,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 13:21:42,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:21:42,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:21:42,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 13:21:42,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:21:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 13:21:42,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 13:21:42,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 13:21:42,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:42,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 13:21:42,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 13:21:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:42,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:42,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:42,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:21:42,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:42,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:21:42,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 13:21:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:42,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:42,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 13:21:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:43,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:43,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:43,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 13:21:43,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:43,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 13:21:43,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 13:21:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:43,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:43,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:21:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:43,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:43,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:43,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:21:43,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:43,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:21:43,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:43,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:43,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:21:43,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:43,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:43,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 13:21:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:21:43,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:21:43,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:21:43,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:21:43,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:21:43,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:21:43,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:21:43,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:21:43,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 13:21:43,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:21:43,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:21:43,121 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-27 13:21:43,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1910740667] [2020-10-27 13:21:43,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 13:21:43,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 13:21:43,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063577390] [2020-10-27 13:21:43,125 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 13:21:43,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 13:21:43,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 13:21:43,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-27 13:21:43,126 INFO L87 Difference]: Start difference. First operand 1823 states and 2374 transitions. Second operand 12 states. [2020-10-27 13:21:45,165 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-27 13:21:53,946 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 560 [2020-10-27 13:21:56,074 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-27 13:21:58,060 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 13:22:00,086 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 13:22:02,280 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 555 [2020-10-27 13:22:04,436 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 551 [2020-10-27 13:23:02,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 13:23:02,604 INFO L93 Difference]: Finished difference Result 4293 states and 5805 transitions. [2020-10-27 13:23:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 13:23:02,606 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 134 [2020-10-27 13:23:02,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 13:23:02,624 INFO L225 Difference]: With dead ends: 4293 [2020-10-27 13:23:02,624 INFO L226 Difference]: Without dead ends: 2488 [2020-10-27 13:23:02,633 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 16.8s TimeCoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2020-10-27 13:23:02,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2488 states. [2020-10-27 13:23:03,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2488 to 1824. [2020-10-27 13:23:03,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1824 states. [2020-10-27 13:23:03,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1824 states and 2375 transitions. [2020-10-27 13:23:03,184 INFO L78 Accepts]: Start accepts. Automaton has 1824 states and 2375 transitions. Word has length 134 [2020-10-27 13:23:03,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 13:23:03,185 INFO L481 AbstractCegarLoop]: Abstraction has 1824 states and 2375 transitions. [2020-10-27 13:23:03,185 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 13:23:03,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2375 transitions. [2020-10-27 13:23:03,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-27 13:23:03,189 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 13:23:03,190 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-27 13:23:03,190 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 13:23:03,190 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 13:23:03,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 13:23:03,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1567929921, now seen corresponding path program 2 times [2020-10-27 13:23:03,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 13:23:03,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2038107940] [2020-10-27 13:23:03,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 13:23:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:03,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:03,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:03,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:09,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:09,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-27 13:23:09,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 13:23:09,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5753 [2020-10-27 13:23:09,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:09,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:23:09,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 13:23:09,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 13:23:09,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:10,997 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 13:23:10,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 13:23:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:23:11,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-27 13:23:11,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:23:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:23:11,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 13:23:11,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:23:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:23:11,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:23:11,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:23:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:23:11,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:23:11,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 13:23:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:23:11,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 13:23:11,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:23:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:23:11,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:23:11,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:23:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:23:11,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:23:11,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 13:23:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:23:11,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 13:23:11,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:23:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:23:11,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:23:11,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:23:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:23:11,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:23:11,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 13:23:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:23:11,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 13:23:11,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:23:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:23:11,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:23:11,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:23:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:23:11,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:23:11,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 13:23:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 13:23:11,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:23:11,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:11,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:11,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:11,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 13:23:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:11,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:11,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:11,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 13:23:11,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:11,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 193 [2020-10-27 13:23:11,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:11,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:23:11,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:23:11,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 13:23:11,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:11,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:23:12,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:12,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:12,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:12,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 13:23:12,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:12,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-27 13:23:12,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:12,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 13:23:12,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:12,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 13:23:12,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:12,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 13:23:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:12,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:12,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:12,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:23:12,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:12,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:23:12,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:12,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:12,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 13:23:12,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:12,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:12,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 13:23:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:12,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:12,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:12,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 13:23:12,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:12,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 13:23:12,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:12,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:12,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 13:23:12,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:12,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:12,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:23:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:12,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:12,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:12,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:23:12,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:12,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 13:23:12,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:23:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:12,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:12,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 13:23:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:23:12,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:23:12,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:23:12,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:23:12,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:23:12,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 13:23:12,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:23:12,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:23:12,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 13:23:12,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:23:12,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:23:12,471 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-27 13:23:12,472 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2038107940] [2020-10-27 13:23:12,473 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 13:23:12,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 13:23:12,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149752466] [2020-10-27 13:23:12,474 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 13:23:12,475 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 13:23:12,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 13:23:12,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-27 13:23:12,480 INFO L87 Difference]: Start difference. First operand 1824 states and 2375 transitions. Second operand 13 states. [2020-10-27 13:23:14,449 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 544 [2020-10-27 13:23:21,707 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 557 [2020-10-27 13:23:23,934 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 548 [2020-10-27 13:23:25,947 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 539 [2020-10-27 13:23:28,004 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-27 13:23:30,089 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-27 13:23:32,307 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 553 [2020-10-27 13:23:34,493 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 548