/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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 08:23:30,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 08:23:30,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 08:23:30,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 08:23:30,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 08:23:30,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 08:23:30,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 08:23:30,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 08:23:30,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 08:23:30,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 08:23:30,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 08:23:30,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 08:23:30,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 08:23:30,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 08:23:30,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 08:23:30,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 08:23:30,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 08:23:30,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 08:23:30,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 08:23:30,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 08:23:30,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 08:23:30,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 08:23:30,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 08:23:30,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 08:23:30,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 08:23:30,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 08:23:30,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 08:23:30,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 08:23:30,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 08:23:30,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 08:23:30,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 08:23:30,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 08:23:30,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 08:23:30,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 08:23:30,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 08:23:30,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 08:23:30,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 08:23:30,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 08:23:30,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 08:23:30,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 08:23:30,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 08:23:30,192 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 08:23:30,219 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 08:23:30,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 08:23:30,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 08:23:30,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 08:23:30,222 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 08:23:30,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 08:23:30,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 08:23:30,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 08:23:30,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 08:23:30,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 08:23:30,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 08:23:30,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 08:23:30,223 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 08:23:30,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 08:23:30,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 08:23:30,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 08:23:30,224 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 08:23:30,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 08:23:30,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 08:23:30,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 08:23:30,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 08:23:30,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 08:23:30,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 08:23:30,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 08:23:30,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 08:23:30,226 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 08:23:30,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 08:23:30,226 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 08:23:30,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 08:23:30,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 08:23:30,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 08:23:30,656 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 08:23:30,657 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 08:23:30,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2020-10-27 08:23:30,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/15c569de0/f5bb798fe5d94e4eb50fecddacd82e94/FLAG4a076bbf8 [2020-10-27 08:23:31,890 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 08:23:31,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2020-10-27 08:23:31,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/15c569de0/f5bb798fe5d94e4eb50fecddacd82e94/FLAG4a076bbf8 [2020-10-27 08:23:32,336 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/15c569de0/f5bb798fe5d94e4eb50fecddacd82e94 [2020-10-27 08:23:32,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 08:23:32,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 08:23:32,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 08:23:32,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 08:23:32,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 08:23:32,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:23:32" (1/1) ... [2020-10-27 08:23:32,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc5ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:32, skipping insertion in model container [2020-10-27 08:23:32,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:23:32" (1/1) ... [2020-10-27 08:23:32,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 08:23:32,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 08:23:34,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 08:23:34,620 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 08:23:35,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 08:23:35,660 INFO L208 MainTranslator]: Completed translation [2020-10-27 08:23:35,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:35 WrapperNode [2020-10-27 08:23:35,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 08:23:35,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 08:23:35,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 08:23:35,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 08:23:35,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:35" (1/1) ... [2020-10-27 08:23:35,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:35" (1/1) ... [2020-10-27 08:23:35,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:35" (1/1) ... [2020-10-27 08:23:35,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:35" (1/1) ... [2020-10-27 08:23:36,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:35" (1/1) ... [2020-10-27 08:23:36,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:35" (1/1) ... [2020-10-27 08:23:36,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:35" (1/1) ... [2020-10-27 08:23:36,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 08:23:36,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 08:23:36,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 08:23:36,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 08:23:36,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:35" (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 08:23:36,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 08:23:36,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 08:23:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-27 08:23:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-27 08:23:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~~uint32_t~0~X~$Pointer$~TO~int [2020-10-27 08:23:36,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~X~~__le32~0~TO~int [2020-10-27 08:23:36,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-27 08:23:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 08:23:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-27 08:23:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-27 08:23:36,271 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-27 08:23:36,272 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-27 08:23:36,273 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2020-10-27 08:23:36,273 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-27 08:23:36,273 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-27 08:23:36,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-27 08:23:36,273 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-27 08:23:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-27 08:23:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2020-10-27 08:23:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-10-27 08:23:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-10-27 08:23:36,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2020-10-27 08:23:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 08:23:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 08:23:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 08:23:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-27 08:23:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-27 08:23:36,277 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-27 08:23:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_enable [2020-10-27 08:23:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_disable [2020-10-27 08:23:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_release [2020-10-27 08:23:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_open [2020-10-27 08:23:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_get_irq_count [2020-10-27 08:23:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_ioctl [2020-10-27 08:23:36,279 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_read [2020-10-27 08:23:36,279 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_write [2020-10-27 08:23:36,279 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_mmap [2020-10-27 08:23:36,279 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_probe [2020-10-27 08:23:36,280 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_remove [2020-10-27 08:23:36,280 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_cleanup [2020-10-27 08:23:36,280 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_init [2020-10-27 08:23:36,280 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 08:23:36,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-27 08:23:36,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-27 08:23:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-27 08:23:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-27 08:23:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-27 08:23:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-27 08:23:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-27 08:23:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2020-10-27 08:23:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-27 08:23:36,282 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-27 08:23:36,282 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-27 08:23:36,282 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-27 08:23:36,282 INFO L138 BoogieDeclarations]: Found implementation of procedure init_waitqueue_func_entry [2020-10-27 08:23:36,282 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-27 08:23:36,283 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2020-10-27 08:23:36,283 INFO L138 BoogieDeclarations]: Found implementation of procedure init_poll_funcptr [2020-10-27 08:23:36,283 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_virqfd_init [2020-10-27 08:23:36,284 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_virqfd_exit [2020-10-27 08:23:36,284 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_deactivate [2020-10-27 08:23:36,284 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_wakeup [2020-10-27 08:23:36,285 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_ptable_queue_proc [2020-10-27 08:23:36,285 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_shutdown [2020-10-27 08:23:36,285 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_inject [2020-10-27 08:23:36,285 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_enable [2020-10-27 08:23:36,285 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_disable [2020-10-27 08:23:36,285 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_send_intx_eventfd [2020-10-27 08:23:36,285 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_intx_mask [2020-10-27 08:23:36,286 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_intx_unmask_handler [2020-10-27 08:23:36,286 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_intx_unmask [2020-10-27 08:23:36,286 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_intx_handler [2020-10-27 08:23:36,286 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_intx_enable [2020-10-27 08:23:36,287 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_intx_set_signal [2020-10-27 08:23:36,288 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_intx_disable [2020-10-27 08:23:36,288 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msihandler [2020-10-27 08:23:36,288 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_enable [2020-10-27 08:23:36,289 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_set_vector_signal [2020-10-27 08:23:36,289 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_set_block [2020-10-27 08:23:36,289 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_disable [2020-10-27 08:23:36,289 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_intx_unmask [2020-10-27 08:23:36,289 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_intx_mask [2020-10-27 08:23:36,290 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_intx_trigger [2020-10-27 08:23:36,290 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_msi_trigger [2020-10-27 08:23:36,291 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_irqs_ioctl [2020-10-27 08:23:36,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_15 [2020-10-27 08:23:36,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2020-10-27 08:23:36,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2020-10-27 08:23:36,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_18 [2020-10-27 08:23:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2020-10-27 08:23:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_io_readwrite [2020-10-27 08:23:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_mem_readwrite [2020-10-27 08:23:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_25 [2020-10-27 08:23:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_26 [2020-10-27 08:23:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_27 [2020-10-27 08:23:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_28 [2020-10-27 08:23:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2020-10-27 08:23:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_err_to_errno [2020-10-27 08:23:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_user_config_read [2020-10-27 08:23:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_user_config_write [2020-10-27 08:23:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_default_config_read [2020-10-27 08:23:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_default_config_write [2020-10-27 08:23:36,294 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_direct_config_read [2020-10-27 08:23:36,294 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_direct_config_write [2020-10-27 08:23:36,294 INFO L138 BoogieDeclarations]: Found implementation of procedure free_perm_bits [2020-10-27 08:23:36,294 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_perm_bits [2020-10-27 08:23:36,294 INFO L138 BoogieDeclarations]: Found implementation of procedure p_setb [2020-10-27 08:23:36,295 INFO L138 BoogieDeclarations]: Found implementation of procedure p_setw [2020-10-27 08:23:36,295 INFO L138 BoogieDeclarations]: Found implementation of procedure p_setd [2020-10-27 08:23:36,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_bar_restore [2020-10-27 08:23:36,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_generate_bar_flags [2020-10-27 08:23:36,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_bar_fixup [2020-10-27 08:23:36,296 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_basic_config_read [2020-10-27 08:23:36,297 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_basic_config_write [2020-10-27 08:23:36,297 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_basic_perm [2020-10-27 08:23:36,297 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_pm_perm [2020-10-27 08:23:36,297 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_pcix_perm [2020-10-27 08:23:36,297 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_exp_perm [2020-10-27 08:23:36,298 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_af_perm [2020-10-27 08:23:36,298 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_ext_cap_err_perm [2020-10-27 08:23:36,298 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_ext_cap_pwr_perm [2020-10-27 08:23:36,298 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_uninit_perm_bits [2020-10-27 08:23:36,298 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_init_perm_bits [2020-10-27 08:23:36,298 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_find_cap_start [2020-10-27 08:23:36,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_config_read [2020-10-27 08:23:36,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_config_write [2020-10-27 08:23:36,299 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_msi_perm [2020-10-27 08:23:36,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_cap_len [2020-10-27 08:23:36,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_vc_cap_len [2020-10-27 08:23:36,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_cap_len [2020-10-27 08:23:36,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_ext_cap_len [2020-10-27 08:23:36,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_fill_vconfig_bytes [2020-10-27 08:23:36,301 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_cap_init [2020-10-27 08:23:36,302 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_ecap_init [2020-10-27 08:23:36,304 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_config_init [2020-10-27 08:23:36,305 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_config_free [2020-10-27 08:23:36,305 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_config_do_rw [2020-10-27 08:23:36,305 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_config_readwrite [2020-10-27 08:23:36,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_35 [2020-10-27 08:23:36,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_36 [2020-10-27 08:23:36,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_37 [2020-10-27 08:23:36,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_38 [2020-10-27 08:23:36,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_39 [2020-10-27 08:23:36,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 08:23:36,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 08:23:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-27 08:23:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_igate_of_vfio_pci_device [2020-10-27 08:23:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_igate_of_vfio_pci_device [2020-10-27 08:23:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_igate_of_vfio_pci_device [2020-10-27 08:23:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_igate_of_vfio_pci_device [2020-10-27 08:23:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_igate_of_vfio_pci_device [2020-10-27 08:23:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_igate_of_vfio_pci_device [2020-10-27 08:23:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_igate_of_vfio_pci_device [2020-10-27 08:23:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-27 08:23:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-27 08:23:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-27 08:23:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-27 08:23:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-27 08:23:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-27 08:23:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-27 08:23:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-27 08:23:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-27 08:23:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-27 08:23:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-27 08:23:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-27 08:23:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-27 08:23:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-27 08:23:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 08:23:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 08:23:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-27 08:23:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-27 08:23:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-27 08:23:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-27 08:23:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-27 08:23:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_reset_function [2020-10-27 08:23:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-27 08:23:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-27 08:23:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-27 08:23:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-27 08:23:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-27 08:23:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-27 08:23:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-27 08:23:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2020-10-27 08:23:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-27 08:23:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2020-10-27 08:23:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2020-10-27 08:23:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fdget [2020-10-27 08:23:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2020-10-27 08:23:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2020-10-27 08:23:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_remove_wait_queue [2020-10-27 08:23:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2020-10-27 08:23:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2020-10-27 08:23:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2020-10-27 08:23:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2020-10-27 08:23:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2020-10-27 08:23:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-27 08:23:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure iommu_group_get [2020-10-27 08:23:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure iommu_group_put [2020-10-27 08:23:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2020-10-27 08:23:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2020-10-27 08:23:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2020-10-27 08:23:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2020-10-27 08:23:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2020-10-27 08:23:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2020-10-27 08:23:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure kasprintf [2020-10-27 08:23:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-27 08:23:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2020-10-27 08:23:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-27 08:23:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2020-10-27 08:23:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-27 08:23:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-27 08:23:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-27 08:23:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2020-10-27 08:23:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-10-27 08:23:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-10-27 08:23:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2020-10-27 08:23:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_check_and_mask_intx [2020-10-27 08:23:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_check_and_unmask_intx [2020-10-27 08:23:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-27 08:23:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2020-10-27 08:23:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2020-10-27 08:23:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-27 08:23:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2020-10-27 08:23:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2020-10-27 08:23:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-10-27 08:23:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_intx [2020-10-27 08:23:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_intx_mask_supported [2020-10-27 08:23:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2020-10-27 08:23:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2020-10-27 08:23:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_load_and_free_saved_state [2020-10-27 08:23:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_rom [2020-10-27 08:23:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2020-10-27 08:23:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_selected_regions [2020-10-27 08:23:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_reset_function [2020-10-27 08:23:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-10-27 08:23:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-10-27 08:23:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_store_saved_state [2020-10-27 08:23:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_rom [2020-10-27 08:23:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-27 08:23:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_read_config_byte [2020-10-27 08:23:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_read_config_dword [2020-10-27 08:23:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_read_config_word [2020-10-27 08:23:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_write_config_byte [2020-10-27 08:23:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_write_config_dword [2020-10-27 08:23:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_write_config_word [2020-10-27 08:23:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 08:23:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-27 08:23:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_pfn_range [2020-10-27 08:23:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-27 08:23:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-27 08:23:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2020-10-27 08:23:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_add_group_dev [2020-10-27 08:23:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_del_group_dev [2020-10-27 08:23:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-27 08:23:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-27 08:23:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 08:23:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 08:23:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 08:23:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 08:23:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 08:23:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 08:23:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 08:23:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 08:23:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 08:23:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 08:23:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 08:23:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-27 08:23:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-27 08:23:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2020-10-27 08:23:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-27 08:23:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-27 08:23:36,338 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-27 08:23:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2020-10-27 08:23:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-27 08:23:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 08:23:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-27 08:23:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2020-10-27 08:23:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-27 08:23:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-27 08:23:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-27 08:23:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-27 08:23:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-27 08:23:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-27 08:23:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-27 08:23:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-27 08:23:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-27 08:23:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-27 08:23:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-27 08:23:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_igate_of_vfio_pci_device [2020-10-27 08:23:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_igate_of_vfio_pci_device [2020-10-27 08:23:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-27 08:23:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-27 08:23:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-27 08:23:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-27 08:23:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-27 08:23:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 08:23:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-27 08:23:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-27 08:23:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-27 08:23:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 08:23:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-27 08:23:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2020-10-27 08:23:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2020-10-27 08:23:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-27 08:23:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-27 08:23:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-27 08:23:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-27 08:23:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure iommu_group_get [2020-10-27 08:23:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure iommu_group_put [2020-10-27 08:23:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2020-10-27 08:23:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2020-10-27 08:23:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-10-27 08:23:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2020-10-27 08:23:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-10-27 08:23:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-10-27 08:23:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2020-10-27 08:23:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2020-10-27 08:23:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 08:23:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-10-27 08:23:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-10-27 08:23:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2020-10-27 08:23:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-27 08:23:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-27 08:23:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_intx_mask_supported [2020-10-27 08:23:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_reset_function [2020-10-27 08:23:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure pci_reset_function [2020-10-27 08:23:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_rom [2020-10-27 08:23:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_rom [2020-10-27 08:23:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-10-27 08:23:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-10-27 08:23:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure pci_store_saved_state [2020-10-27 08:23:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure pci_load_and_free_saved_state [2020-10-27 08:23:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_selected_regions [2020-10-27 08:23:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2020-10-27 08:23:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-27 08:23:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-27 08:23:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure remap_pfn_range [2020-10-27 08:23:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 08:23:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 08:23:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 08:23:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 08:23:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 08:23:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 08:23:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-27 08:23:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-27 08:23:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 08:23:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-27 08:23:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_add_group_dev [2020-10-27 08:23:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_del_group_dev [2020-10-27 08:23:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_irqs_ioctl [2020-10-27 08:23:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_config_readwrite [2020-10-27 08:23:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_mem_readwrite [2020-10-27 08:23:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_io_readwrite [2020-10-27 08:23:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_init_perm_bits [2020-10-27 08:23:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_uninit_perm_bits [2020-10-27 08:23:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_virqfd_init [2020-10-27 08:23:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_virqfd_exit [2020-10-27 08:23:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_config_init [2020-10-27 08:23:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_config_free [2020-10-27 08:23:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_enable [2020-10-27 08:23:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 08:23:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 08:23:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_disable [2020-10-27 08:23:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_release [2020-10-27 08:23:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_open [2020-10-27 08:23:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_get_irq_count [2020-10-27 08:23:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_ioctl [2020-10-27 08:23:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_read [2020-10-27 08:23:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_write [2020-10-27 08:23:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_mmap [2020-10-27 08:23:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_probe [2020-10-27 08:23:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_remove [2020-10-27 08:23:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_cleanup [2020-10-27 08:23:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_init [2020-10-27 08:23:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 08:23:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 08:23:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 08:23:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2020-10-27 08:23:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure kasprintf [2020-10-27 08:23:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-27 08:23:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-27 08:23:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_18 [2020-10-27 08:23:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2020-10-27 08:23:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2020-10-27 08:23:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_15 [2020-10-27 08:23:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2020-10-27 08:23:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-27 08:23:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-27 08:23:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-27 08:23:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-27 08:23:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-27 08:23:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-27 08:23:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-27 08:23:36,357 INFO L130 BoogieDeclarations]: Found specification of procedure init_waitqueue_func_entry [2020-10-27 08:23:36,357 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2020-10-27 08:23:36,357 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-27 08:23:36,357 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-27 08:23:36,357 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-27 08:23:36,357 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-27 08:23:36,357 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2020-10-27 08:23:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-27 08:23:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2020-10-27 08:23:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-27 08:23:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-27 08:23:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-27 08:23:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2020-10-27 08:23:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2020-10-27 08:23:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2020-10-27 08:23:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2020-10-27 08:23:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2020-10-27 08:23:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fdget [2020-10-27 08:23:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2020-10-27 08:23:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2020-10-27 08:23:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_remove_wait_queue [2020-10-27 08:23:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_intx [2020-10-27 08:23:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_check_and_mask_intx [2020-10-27 08:23:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_check_and_unmask_intx [2020-10-27 08:23:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2020-10-27 08:23:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2020-10-27 08:23:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2020-10-27 08:23:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2020-10-27 08:23:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2020-10-27 08:23:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure init_poll_funcptr [2020-10-27 08:23:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_intx_mask [2020-10-27 08:23:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_intx_unmask [2020-10-27 08:23:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_deactivate [2020-10-27 08:23:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_wakeup [2020-10-27 08:23:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-27 08:23:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_ptable_queue_proc [2020-10-27 08:23:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_shutdown [2020-10-27 08:23:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_inject [2020-10-27 08:23:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-27 08:23:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_enable [2020-10-27 08:23:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_disable [2020-10-27 08:23:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_send_intx_eventfd [2020-10-27 08:23:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_intx_unmask_handler [2020-10-27 08:23:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_intx_handler [2020-10-27 08:23:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_intx_enable [2020-10-27 08:23:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_intx_set_signal [2020-10-27 08:23:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_intx_disable [2020-10-27 08:23:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msihandler [2020-10-27 08:23:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_enable [2020-10-27 08:23:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_set_vector_signal [2020-10-27 08:23:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_set_block [2020-10-27 08:23:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_disable [2020-10-27 08:23:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_intx_unmask [2020-10-27 08:23:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_intx_mask [2020-10-27 08:23:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_intx_trigger [2020-10-27 08:23:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_msi_trigger [2020-10-27 08:23:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~~uint32_t~0~X~$Pointer$~TO~int [2020-10-27 08:23:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_28 [2020-10-27 08:23:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_26 [2020-10-27 08:23:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2020-10-27 08:23:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_25 [2020-10-27 08:23:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_27 [2020-10-27 08:23:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2020-10-27 08:23:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2020-10-27 08:23:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2020-10-27 08:23:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2020-10-27 08:23:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2020-10-27 08:23:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2020-10-27 08:23:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 08:23:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 08:23:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-27 08:23:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_38 [2020-10-27 08:23:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_36 [2020-10-27 08:23:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_39 [2020-10-27 08:23:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_35 [2020-10-27 08:23:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_37 [2020-10-27 08:23:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_err_to_errno [2020-10-27 08:23:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_read_config_byte [2020-10-27 08:23:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_read_config_word [2020-10-27 08:23:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_read_config_dword [2020-10-27 08:23:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_write_config_byte [2020-10-27 08:23:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_write_config_word [2020-10-27 08:23:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_write_config_dword [2020-10-27 08:23:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_user_config_read [2020-10-27 08:23:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_user_config_write [2020-10-27 08:23:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_default_config_read [2020-10-27 08:23:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 08:23:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_default_config_write [2020-10-27 08:23:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_direct_config_read [2020-10-27 08:23:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_direct_config_write [2020-10-27 08:23:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure free_perm_bits [2020-10-27 08:23:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_perm_bits [2020-10-27 08:23:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure p_setb [2020-10-27 08:23:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure p_setw [2020-10-27 08:23:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure p_setd [2020-10-27 08:23:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_bar_restore [2020-10-27 08:23:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_generate_bar_flags [2020-10-27 08:23:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_bar_fixup [2020-10-27 08:23:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_basic_config_read [2020-10-27 08:23:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_basic_config_write [2020-10-27 08:23:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_basic_perm [2020-10-27 08:23:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_pm_perm [2020-10-27 08:23:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_pcix_perm [2020-10-27 08:23:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_exp_perm [2020-10-27 08:23:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_af_perm [2020-10-27 08:23:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_ext_cap_err_perm [2020-10-27 08:23:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_ext_cap_pwr_perm [2020-10-27 08:23:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_find_cap_start [2020-10-27 08:23:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_config_read [2020-10-27 08:23:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_config_write [2020-10-27 08:23:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_msi_perm [2020-10-27 08:23:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_cap_len [2020-10-27 08:23:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_vc_cap_len [2020-10-27 08:23:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_cap_len [2020-10-27 08:23:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_ext_cap_len [2020-10-27 08:23:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_fill_vconfig_bytes [2020-10-27 08:23:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_cap_init [2020-10-27 08:23:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 08:23:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_ecap_init [2020-10-27 08:23:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_config_do_rw [2020-10-27 08:23:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~X~~__le32~0~TO~int [2020-10-27 08:23:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-27 08:23:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 08:23:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-27 08:23:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_igate_of_vfio_pci_device [2020-10-27 08:23:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_igate_of_vfio_pci_device [2020-10-27 08:23:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_igate_of_vfio_pci_device [2020-10-27 08:23:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_igate_of_vfio_pci_device [2020-10-27 08:23:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_igate_of_vfio_pci_device [2020-10-27 08:23:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-27 08:23:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-27 08:23:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-27 08:23:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-27 08:23:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-27 08:23:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-27 08:23:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-27 08:23:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-27 08:23:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-27 08:23:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 08:23:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 08:23:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-27 08:23:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 08:23:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 08:23:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 08:23:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 08:23:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 08:23:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 08:23:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 08:23:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 08:23:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 08:23:39,135 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 08:23:39,770 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L2765: assume #t~short213;call #t~mem212 := read~int(~#info___0~0.base, 16 + ~#info___0~0.offset, 8);#t~short213 := #t~mem212 % 18446744073709551616 > 4095; [2020-10-27 08:23:39,770 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L2765: assume !#t~short213; [2020-10-27 08:23:39,770 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L2765-2: assume #t~short213;havoc #t~mem210;havoc #t~mem212;havoc #t~mem211;havoc #t~short213;call #t~mem214 := read~int(~#info___0~0.base, 4 + ~#info___0~0.offset, 4);call write~int(~bitwiseOr(#t~mem214, 4), ~#info___0~0.base, 4 + ~#info___0~0.offset, 4);havoc #t~mem214; [2020-10-27 08:23:39,771 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L2765-2: assume !#t~short213;havoc #t~mem210;havoc #t~mem212;havoc #t~mem211;havoc #t~short213; [2020-10-27 08:23:39,771 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754: assume #t~short204;havoc #t~mem199;havoc #t~short204;havoc #t~mem198;havoc #t~mem202;havoc #t~mem201;havoc #t~mem203;havoc #t~mem200;call #t~mem205 := read~int(~#info___0~0.base, 8 + ~#info___0~0.offset, 4);call #t~mem207 := read~int(~pdev~2.base, 8 + (1242 + ~pdev~2.offset + 56 * (#t~mem205 % 4294967296)), 8);call #t~mem206 := read~int(~#info___0~0.base, 8 + ~#info___0~0.offset, 4);call #t~mem208 := read~int(~pdev~2.base, 1242 + ~pdev~2.offset + 56 * (#t~mem206 % 4294967296), 8);call write~int(1 + (#t~mem207 - #t~mem208), ~#info___0~0.base, 16 + ~#info___0~0.offset, 8);havoc #t~mem205;havoc #t~mem207;havoc #t~mem206;havoc #t~mem208; [2020-10-27 08:23:39,771 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754: assume !#t~short204;havoc #t~mem199;havoc #t~short204;havoc #t~mem198;havoc #t~mem202;havoc #t~mem201;havoc #t~mem203;havoc #t~mem200;call write~int(0, ~#info___0~0.base, 16 + ~#info___0~0.offset, 8); [2020-10-27 08:23:39,771 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754-2: call #t~mem209 := read~int(~#info___0~0.base, 16 + ~#info___0~0.offset, 8); [2020-10-27 08:23:39,771 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume #t~short204; [2020-10-27 08:23:39,771 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !#t~short204;call #t~mem200 := read~int(~#info___0~0.base, 8 + ~#info___0~0.offset, 4);call #t~mem202 := read~int(~pdev~2.base, 8 + (1242 + ~pdev~2.offset + 56 * (#t~mem200 % 4294967296)), 8);call #t~mem201 := read~int(~#info___0~0.base, 8 + ~#info___0~0.offset, 4);call #t~mem203 := read~int(~pdev~2.base, 1242 + ~pdev~2.offset + 56 * (#t~mem201 % 4294967296), 8);#t~short204 := #t~mem202 % 18446744073709551616 != #t~mem203 % 18446744073709551616; [2020-10-27 08:23:39,772 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L2759: assume 0 == #t~mem209 % 18446744073709551616;havoc #t~mem209;call write~int(0, ~#info___0~0.base, 4 + ~#info___0~0.offset, 4); [2020-10-27 08:23:39,772 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L2759: assume !(0 == #t~mem209 % 18446744073709551616);havoc #t~mem209;call write~int(3, ~#info___0~0.base, 4 + ~#info___0~0.offset, 4);call #t~mem210 := read~int(~#info___0~0.base, 8 + ~#info___0~0.offset, 4);call #t~mem211 := read~int(~pdev~2.base, 24 + (1242 + ~pdev~2.offset + 56 * (#t~mem210 % 4294967296)), 8);#t~short213 := 0 != ~bitwiseAnd(#t~mem211, 512) % 18446744073709551616; [2020-10-27 08:23:46,681 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 08:23:46,681 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 08:23:46,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:23:46 BoogieIcfgContainer [2020-10-27 08:23:46,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 08:23:46,690 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 08:23:46,690 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 08:23:46,693 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 08:23:46,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:23:32" (1/3) ... [2020-10-27 08:23:46,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@567ee697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:23:46, skipping insertion in model container [2020-10-27 08:23:46,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:23:35" (2/3) ... [2020-10-27 08:23:46,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@567ee697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:23:46, skipping insertion in model container [2020-10-27 08:23:46,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:23:46" (3/3) ... [2020-10-27 08:23:46,697 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2020-10-27 08:23:46,708 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 08:23:46,716 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 08:23:46,729 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 08:23:46,765 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 08:23:46,766 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 08:23:46,766 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 08:23:46,766 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 08:23:46,766 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 08:23:46,766 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 08:23:46,766 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 08:23:46,766 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 08:23:46,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states. [2020-10-27 08:23:46,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-27 08:23:46,873 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 08:23:46,874 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 08:23:46,874 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 08:23:46,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 08:23:46,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1991982578, now seen corresponding path program 1 times [2020-10-27 08:23:46,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 08:23:46,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [414066287] [2020-10-27 08:23:46,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 08:23:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:23:47,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:47,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:48,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:52,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:52,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:52,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:23:52,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-27 08:23:52,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 08:23:52,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5151 [2020-10-27 08:23:52,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:23:52,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 08:23:52,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 08:23:52,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 08:23:52,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 08:23:55,511 WARN L193 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 454 [2020-10-27 08:23:55,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:23:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:23:55,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:56,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:23:56,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:23:56,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:23:56,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 492 [2020-10-27 08:23:56,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:23:56,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:23:56,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:23:56,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 08:23:56,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:23:56,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:23:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:23:56,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:56,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:23:56,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:23:56,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:23:56,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 08:23:56,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:23:56,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:23:56,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:23:56,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 08:23:56,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:23:56,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-27 08:23:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:23:56,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:56,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:23:56,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 08:23:56,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:23:56,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 08:23:56,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:23:56,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:23:56,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 08:23:56,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:23:56,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:23:56,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:23:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:23:56,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:56,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:23:56,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 08:23:56,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:23:56,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 08:23:56,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:23:56,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:23:56,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:23:56,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:23:56,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 08:23:56,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 08:23:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:23:56,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:56,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:23:56,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:23:56,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:23:56,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 08:23:56,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:23:56,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:23:56,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:23:56,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:23:56,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:23:56,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 08:23:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:23:56,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:23:56,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:23:56,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:23:56,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:23:56,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 08:23:56,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:23:56,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:23:56,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:23:56,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:23:56,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:23:56,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 08:23:56,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [414066287] [2020-10-27 08:23:56,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 08:23:56,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 08:23:56,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840527639] [2020-10-27 08:23:56,408 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 08:23:56,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 08:23:56,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 08:23:56,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-27 08:23:56,427 INFO L87 Difference]: Start difference. First operand 2381 states. Second operand 7 states. [2020-10-27 08:24:01,184 WARN L193 SmtUtils]: Spent 2.94 s on a formula simplification that was a NOOP. DAG size: 456 [2020-10-27 08:24:05,132 WARN L193 SmtUtils]: Spent 2.99 s on a formula simplification that was a NOOP. DAG size: 458 [2020-10-27 08:25:20,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 08:25:20,995 INFO L93 Difference]: Finished difference Result 4601 states and 6553 transitions. [2020-10-27 08:25:20,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 08:25:20,998 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2020-10-27 08:25:20,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 08:25:21,045 INFO L225 Difference]: With dead ends: 4601 [2020-10-27 08:25:21,045 INFO L226 Difference]: Without dead ends: 2403 [2020-10-27 08:25:21,064 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-10-27 08:25:21,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2403 states. [2020-10-27 08:25:21,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2403 to 2066. [2020-10-27 08:25:21,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2066 states. [2020-10-27 08:25:21,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 2066 states and 2841 transitions. [2020-10-27 08:25:21,890 INFO L78 Accepts]: Start accepts. Automaton has 2066 states and 2841 transitions. Word has length 62 [2020-10-27 08:25:21,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 08:25:21,890 INFO L481 AbstractCegarLoop]: Abstraction has 2066 states and 2841 transitions. [2020-10-27 08:25:21,890 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 08:25:21,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2841 transitions. [2020-10-27 08:25:21,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 08:25:21,905 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 08:25:21,906 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:25:21,906 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 08:25:21,906 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 08:25:21,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 08:25:21,907 INFO L82 PathProgramCache]: Analyzing trace with hash -933330815, now seen corresponding path program 1 times [2020-10-27 08:25:21,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 08:25:21,908 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [346354969] [2020-10-27 08:25:21,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 08:25:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:22,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:23,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:25,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:25,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-27 08:25:25,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 08:25:25,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3043 [2020-10-27 08:25:25,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:25:25,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 08:25:25,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 182 [2020-10-27 08:25:25,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:27,987 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 454 [2020-10-27 08:25:27,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:25:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-10-27 08:25:28,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:25:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 08:25:28,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:25:28,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 08:25:28,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 08:25:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-10-27 08:25:28,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-27 08:25:28,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:25:28,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-27 08:25:28,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:25:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 08:25:28,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 08:25:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 08:25:28,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 08:25:28,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:25:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:25:28,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 08:25:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 08:25:28,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 08:25:28,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:25:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:25:28,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 08:25:28,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:25:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:25:28,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:25:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:25:28,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 08:25:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:25:28,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 08:25:28,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:25:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 08:25:28,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:25:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:25:28,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 08:25:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:25:28,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 08:25:28,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:25:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:25:28,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 08:25:28,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:25:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:25:28,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 08:25:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:25:28,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 08:25:28,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:25:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 08:25:28,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:25:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 08:25:28,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 08:25:28,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 08:25:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:25:28,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 08:25:28,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:25:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 08:25:28,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:25:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:28,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:25:28,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:28,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 08:25:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:28,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:28,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:28,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:25:28,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:28,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 08:25:28,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:28,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:28,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:29,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:25:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:29,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:29,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:29,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:29,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:29,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:25:29,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:29,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:29,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:29,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:29,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:29,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:25:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:29,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:29,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:29,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:29,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:29,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:25:29,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:29,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:29,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:29,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:29,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:29,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 08:25:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:29,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:29,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:29,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:25:29,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:29,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 08:25:29,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:29,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:29,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:29,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:29,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:29,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:25:29,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:29,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:29,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:29,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:29,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:29,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:25:29,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:29,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:29,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:29,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:29,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:29,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:25:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:25:29,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:25:29,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:25:29,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:25:29,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:25:29,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 08:25:29,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:25:29,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:25:29,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:25:29,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:25:29,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:25:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-10-27 08:25:29,190 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [346354969] [2020-10-27 08:25:29,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 08:25:29,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 08:25:29,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549997443] [2020-10-27 08:25:29,192 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 08:25:29,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 08:25:29,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 08:25:29,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-27 08:25:29,194 INFO L87 Difference]: Start difference. First operand 2066 states and 2841 transitions. Second operand 7 states. [2020-10-27 08:25:32,232 WARN L193 SmtUtils]: Spent 3.02 s on a formula simplification that was a NOOP. DAG size: 463 [2020-10-27 08:25:37,303 WARN L193 SmtUtils]: Spent 3.11 s on a formula simplification that was a NOOP. DAG size: 465 [2020-10-27 08:25:46,522 WARN L193 SmtUtils]: Spent 3.00 s on a formula simplification that was a NOOP. DAG size: 456 [2020-10-27 08:26:59,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 08:26:59,072 INFO L93 Difference]: Finished difference Result 2638 states and 3806 transitions. [2020-10-27 08:26:59,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 08:26:59,075 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 139 [2020-10-27 08:26:59,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 08:26:59,095 INFO L225 Difference]: With dead ends: 2638 [2020-10-27 08:26:59,095 INFO L226 Difference]: Without dead ends: 2633 [2020-10-27 08:26:59,097 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-27 08:26:59,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2633 states. [2020-10-27 08:26:59,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2633 to 2065. [2020-10-27 08:26:59,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2065 states. [2020-10-27 08:26:59,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 2065 states and 2839 transitions. [2020-10-27 08:26:59,622 INFO L78 Accepts]: Start accepts. Automaton has 2065 states and 2839 transitions. Word has length 139 [2020-10-27 08:26:59,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 08:26:59,623 INFO L481 AbstractCegarLoop]: Abstraction has 2065 states and 2839 transitions. [2020-10-27 08:26:59,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 08:26:59,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2839 transitions. [2020-10-27 08:26:59,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 08:26:59,632 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 08:26:59,633 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:26:59,633 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 08:26:59,633 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 08:26:59,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 08:26:59,634 INFO L82 PathProgramCache]: Analyzing trace with hash -55718034, now seen corresponding path program 1 times [2020-10-27 08:26:59,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 08:26:59,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [472045913] [2020-10-27 08:26:59,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 08:26:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:26:59,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:00,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:01,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:01,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-27 08:27:01,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 08:27:01,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2241 [2020-10-27 08:27:01,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:01,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:27:01,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 08:27:01,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-27 08:27:01,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:04,992 WARN L193 SmtUtils]: Spent 2.93 s on a formula simplification that was a NOOP. DAG size: 454 [2020-10-27 08:27:04,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:27:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-27 08:27:05,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:27:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 08:27:05,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:27:05,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 08:27:05,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 08:27:05,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-10-27 08:27:05,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-27 08:27:05,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:27:05,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-27 08:27:05,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:27:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 08:27:05,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 08:27:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 08:27:05,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:27:05,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:27:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 08:27:05,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 08:27:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 08:27:05,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 08:27:05,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:27:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:27:05,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 08:27:05,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:27:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:27:05,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:27:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 08:27:05,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 08:27:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:27:05,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 08:27:05,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:27:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 08:27:05,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:27:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 08:27:05,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 08:27:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:27:05,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 08:27:05,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:27:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:27:05,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:27:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 08:27:05,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 08:27:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:27:05,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 08:27:05,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:27:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 08:27:05,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:27:05,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:27:05,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 08:27:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:27:05,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 08:27:05,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:27:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:27:05,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:27:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:27:05,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 08:27:05,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 08:27:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:27:05,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 08:27:05,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:27:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 08:27:05,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:27:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 08:27:05,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 08:27:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 08:27:05,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 08:27:05,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:27:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 08:27:05,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:05,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:27:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:27:05,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:27:05,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:27:05,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:27:05,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:27:05,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 08:27:05,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:27:05,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 08:27:05,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:27:05,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 08:27:05,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:27:06,076 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-10-27 08:27:06,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [472045913] [2020-10-27 08:27:06,077 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 08:27:06,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 08:27:06,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48585596] [2020-10-27 08:27:06,079 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 08:27:06,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 08:27:06,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 08:27:06,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-27 08:27:06,080 INFO L87 Difference]: Start difference. First operand 2065 states and 2839 transitions. Second operand 7 states. [2020-10-27 08:27:09,000 WARN L193 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 463 [2020-10-27 08:27:13,409 WARN L193 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 465 [2020-10-27 08:27:20,590 WARN L193 SmtUtils]: Spent 2.78 s on a formula simplification that was a NOOP. DAG size: 456