/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=NARROWEST --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 -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 0.1.25-adbd35c [2020-10-13 17:35:35,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 17:35:35,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 17:35:35,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 17:35:35,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 17:35:35,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 17:35:35,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 17:35:35,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 17:35:35,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 17:35:35,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 17:35:35,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 17:35:35,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 17:35:35,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 17:35:35,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 17:35:35,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 17:35:35,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 17:35:35,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 17:35:35,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 17:35:35,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 17:35:35,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 17:35:35,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 17:35:35,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 17:35:35,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 17:35:35,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 17:35:35,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 17:35:35,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 17:35:35,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 17:35:35,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 17:35:35,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 17:35:35,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 17:35:35,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 17:35:35,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 17:35:35,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 17:35:35,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 17:35:35,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 17:35:35,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 17:35:35,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 17:35:35,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 17:35:35,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 17:35:35,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 17:35:35,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 17:35:35,999 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 [2020-10-13 17:35:36,022 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 17:35:36,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 17:35:36,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 17:35:36,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 17:35:36,024 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 17:35:36,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 17:35:36,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 17:35:36,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 17:35:36,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 17:35:36,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 17:35:36,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 17:35:36,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 17:35:36,025 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 17:35:36,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 17:35:36,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 17:35:36,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 17:35:36,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 17:35:36,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 17:35:36,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 17:35:36,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 17:35:36,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 17:35:36,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 17:35:36,027 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 17:35:36,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 17:35:36,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 17:35:36,028 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 17:35:36,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 17:35:36,028 INFO L138 SettingsManager]: * To the following directory=dump/ 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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 17:35:36,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 17:35:36,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 17:35:36,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 17:35:36,337 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 17:35:36,338 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 17:35:36,339 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2020-10-13 17:35:36,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb06210ba/032eb2704fa94d7e8b9cac69122c4204/FLAG9b96383ea [2020-10-13 17:35:37,174 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 17:35:37,175 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2020-10-13 17:35:37,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb06210ba/032eb2704fa94d7e8b9cac69122c4204/FLAG9b96383ea [2020-10-13 17:35:37,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb06210ba/032eb2704fa94d7e8b9cac69122c4204 [2020-10-13 17:35:37,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 17:35:37,700 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 17:35:37,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 17:35:37,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 17:35:37,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 17:35:37,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:35:37" (1/1) ... [2020-10-13 17:35:37,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601b4a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:37, skipping insertion in model container [2020-10-13 17:35:37,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:35:37" (1/1) ... [2020-10-13 17:35:37,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 17:35:37,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 17:35:39,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 17:35:39,847 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 17:35:40,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 17:35:41,044 INFO L208 MainTranslator]: Completed translation [2020-10-13 17:35:41,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:41 WrapperNode [2020-10-13 17:35:41,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 17:35:41,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 17:35:41,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 17:35:41,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 17:35:41,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:41" (1/1) ... [2020-10-13 17:35:41,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:41" (1/1) ... [2020-10-13 17:35:41,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:41" (1/1) ... [2020-10-13 17:35:41,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:41" (1/1) ... [2020-10-13 17:35:41,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:41" (1/1) ... [2020-10-13 17:35:41,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:41" (1/1) ... [2020-10-13 17:35:41,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:41" (1/1) ... [2020-10-13 17:35:41,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 17:35:41,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 17:35:41,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 17:35:41,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 17:35:41,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:41" (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 [2020-10-13 17:35:41,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 17:35:41,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 17:35:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-13 17:35:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-13 17:35:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~~uint32_t~0~X~$Pointer$~TO~int [2020-10-13 17:35:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~X~~__le32~0~TO~int [2020-10-13 17:35:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-13 17:35:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-13 17:35:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-13 17:35:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-13 17:35:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-13 17:35:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2020-10-13 17:35:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 17:35:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-13 17:35:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-13 17:35:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-13 17:35:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 17:35:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2020-10-13 17:35:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-10-13 17:35:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-10-13 17:35:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2020-10-13 17:35:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 17:35:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 17:35:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 17:35:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 17:35:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 17:35:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-13 17:35:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_enable [2020-10-13 17:35:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_disable [2020-10-13 17:35:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_release [2020-10-13 17:35:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_open [2020-10-13 17:35:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_get_irq_count [2020-10-13 17:35:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_ioctl [2020-10-13 17:35:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_read [2020-10-13 17:35:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_write [2020-10-13 17:35:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_mmap [2020-10-13 17:35:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_probe [2020-10-13 17:35:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_remove [2020-10-13 17:35:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_cleanup [2020-10-13 17:35:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_init [2020-10-13 17:35:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 17:35:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-13 17:35:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-13 17:35:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-13 17:35:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-13 17:35:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-13 17:35:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-13 17:35:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-13 17:35:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2020-10-13 17:35:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-13 17:35:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-13 17:35:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-13 17:35:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-13 17:35:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure init_waitqueue_func_entry [2020-10-13 17:35:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-13 17:35:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2020-10-13 17:35:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure init_poll_funcptr [2020-10-13 17:35:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_virqfd_init [2020-10-13 17:35:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_virqfd_exit [2020-10-13 17:35:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_deactivate [2020-10-13 17:35:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_wakeup [2020-10-13 17:35:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_ptable_queue_proc [2020-10-13 17:35:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_shutdown [2020-10-13 17:35:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_inject [2020-10-13 17:35:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_enable [2020-10-13 17:35:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure virqfd_disable [2020-10-13 17:35:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_send_intx_eventfd [2020-10-13 17:35:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_intx_mask [2020-10-13 17:35:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_intx_unmask_handler [2020-10-13 17:35:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_intx_unmask [2020-10-13 17:35:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_intx_handler [2020-10-13 17:35:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_intx_enable [2020-10-13 17:35:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_intx_set_signal [2020-10-13 17:35:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_intx_disable [2020-10-13 17:35:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msihandler [2020-10-13 17:35:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_enable [2020-10-13 17:35:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_set_vector_signal [2020-10-13 17:35:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_set_block [2020-10-13 17:35:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_disable [2020-10-13 17:35:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_intx_unmask [2020-10-13 17:35:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_intx_mask [2020-10-13 17:35:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_intx_trigger [2020-10-13 17:35:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_msi_trigger [2020-10-13 17:35:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_set_irqs_ioctl [2020-10-13 17:35:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_15 [2020-10-13 17:35:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2020-10-13 17:35:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2020-10-13 17:35:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_18 [2020-10-13 17:35:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2020-10-13 17:35:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_io_readwrite [2020-10-13 17:35:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_mem_readwrite [2020-10-13 17:35:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_25 [2020-10-13 17:35:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_26 [2020-10-13 17:35:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_27 [2020-10-13 17:35:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_28 [2020-10-13 17:35:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2020-10-13 17:35:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pcibios_err_to_errno [2020-10-13 17:35:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_user_config_read [2020-10-13 17:35:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_user_config_write [2020-10-13 17:35:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_default_config_read [2020-10-13 17:35:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_default_config_write [2020-10-13 17:35:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_direct_config_read [2020-10-13 17:35:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_direct_config_write [2020-10-13 17:35:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure free_perm_bits [2020-10-13 17:35:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_perm_bits [2020-10-13 17:35:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure p_setb [2020-10-13 17:35:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure p_setw [2020-10-13 17:35:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure p_setd [2020-10-13 17:35:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_bar_restore [2020-10-13 17:35:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_generate_bar_flags [2020-10-13 17:35:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_bar_fixup [2020-10-13 17:35:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_basic_config_read [2020-10-13 17:35:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_basic_config_write [2020-10-13 17:35:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_basic_perm [2020-10-13 17:35:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_pm_perm [2020-10-13 17:35:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_pcix_perm [2020-10-13 17:35:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_exp_perm [2020-10-13 17:35:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_af_perm [2020-10-13 17:35:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_ext_cap_err_perm [2020-10-13 17:35:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_ext_cap_pwr_perm [2020-10-13 17:35:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_uninit_perm_bits [2020-10-13 17:35:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_init_perm_bits [2020-10-13 17:35:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_find_cap_start [2020-10-13 17:35:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_config_read [2020-10-13 17:35:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_config_write [2020-10-13 17:35:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pci_cap_msi_perm [2020-10-13 17:35:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_msi_cap_len [2020-10-13 17:35:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_vc_cap_len [2020-10-13 17:35:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_cap_len [2020-10-13 17:35:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_ext_cap_len [2020-10-13 17:35:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_fill_vconfig_bytes [2020-10-13 17:35:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_cap_init [2020-10-13 17:35:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_ecap_init [2020-10-13 17:35:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_config_init [2020-10-13 17:35:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_config_free [2020-10-13 17:35:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_config_do_rw [2020-10-13 17:35:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_pci_config_readwrite [2020-10-13 17:35:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_35 [2020-10-13 17:35:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_36 [2020-10-13 17:35:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_37 [2020-10-13 17:35:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_38 [2020-10-13 17:35:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_39 [2020-10-13 17:35:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 17:35:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 17:35:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 17:35:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_igate_of_vfio_pci_device [2020-10-13 17:35:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_igate_of_vfio_pci_device [2020-10-13 17:35:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_igate_of_vfio_pci_device [2020-10-13 17:35:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_igate_of_vfio_pci_device [2020-10-13 17:35:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_igate_of_vfio_pci_device [2020-10-13 17:35:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_igate_of_vfio_pci_device [2020-10-13 17:35:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_igate_of_vfio_pci_device [2020-10-13 17:35:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-13 17:35:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-13 17:35:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-13 17:35:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-13 17:35:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-13 17:35:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-13 17:35:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-13 17:35:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-13 17:35:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-13 17:35:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-13 17:35:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-13 17:35:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-13 17:35:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-13 17:35:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-13 17:35:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 17:35:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 17:35:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-13 17:35:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-13 17:35:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-13 17:35:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-13 17:35:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-13 17:35:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_reset_function [2020-10-13 17:35:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 17:35:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-13 17:35:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 17:35:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-13 17:35:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-13 17:35:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-13 17:35:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-13 17:35:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2020-10-13 17:35:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-13 17:35:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2020-10-13 17:35:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2020-10-13 17:35:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fdget [2020-10-13 17:35:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2020-10-13 17:35:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2020-10-13 17:35:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_remove_wait_queue [2020-10-13 17:35:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2020-10-13 17:35:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2020-10-13 17:35:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2020-10-13 17:35:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2020-10-13 17:35:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2020-10-13 17:35:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-13 17:35:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure iommu_group_get [2020-10-13 17:35:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure iommu_group_put [2020-10-13 17:35:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2020-10-13 17:35:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2020-10-13 17:35:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2020-10-13 17:35:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2020-10-13 17:35:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2020-10-13 17:35:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2020-10-13 17:35:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure kasprintf [2020-10-13 17:35:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-13 17:35:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2020-10-13 17:35:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-13 17:35:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2020-10-13 17:35:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-13 17:35:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-13 17:35:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-13 17:35:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2020-10-13 17:35:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-10-13 17:35:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-10-13 17:35:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2020-10-13 17:35:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_check_and_mask_intx [2020-10-13 17:35:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_check_and_unmask_intx [2020-10-13 17:35:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-13 17:35:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2020-10-13 17:35:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2020-10-13 17:35:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-13 17:35:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2020-10-13 17:35:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2020-10-13 17:35:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2020-10-13 17:35:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_intx [2020-10-13 17:35:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_intx_mask_supported [2020-10-13 17:35:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2020-10-13 17:35:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2020-10-13 17:35:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_load_and_free_saved_state [2020-10-13 17:35:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_rom [2020-10-13 17:35:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2020-10-13 17:35:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_selected_regions [2020-10-13 17:35:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_reset_function [2020-10-13 17:35:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2020-10-13 17:35:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2020-10-13 17:35:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_store_saved_state [2020-10-13 17:35:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_rom [2020-10-13 17:35:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-13 17:35:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_read_config_byte [2020-10-13 17:35:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_read_config_dword [2020-10-13 17:35:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_read_config_word [2020-10-13 17:35:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_write_config_byte [2020-10-13 17:35:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_write_config_dword [2020-10-13 17:35:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_user_write_config_word [2020-10-13 17:35:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 17:35:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-13 17:35:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_pfn_range [2020-10-13 17:35:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-13 17:35:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-13 17:35:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2020-10-13 17:35:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_add_group_dev [2020-10-13 17:35:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_del_group_dev [2020-10-13 17:35:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-13 17:35:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-13 17:35:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 17:35:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 17:35:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 17:35:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 17:35:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 17:35:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 17:35:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-13 17:35:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-13 17:35:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2020-10-13 17:35:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-13 17:35:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-13 17:35:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-13 17:35:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2020-10-13 17:35:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-13 17:35:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 17:35:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-13 17:35:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2020-10-13 17:35:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-13 17:35:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-13 17:35:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-13 17:35:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-13 17:35:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-13 17:35:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-13 17:35:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-13 17:35:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-13 17:35:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-13 17:35:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-13 17:35:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-13 17:35:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_igate_of_vfio_pci_device [2020-10-13 17:35:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_igate_of_vfio_pci_device [2020-10-13 17:35:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-13 17:35:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-13 17:35:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-13 17:35:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-13 17:35:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-13 17:35:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 17:35:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 17:35:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 17:35:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-13 17:35:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 17:35:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-13 17:35:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2020-10-13 17:35:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2020-10-13 17:35:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 17:35:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-13 17:35:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-13 17:35:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 17:35:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 17:35:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure iommu_group_get [2020-10-13 17:35:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure iommu_group_put [2020-10-13 17:35:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2020-10-13 17:35:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2020-10-13 17:35:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2020-10-13 17:35:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2020-10-13 17:35:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-10-13 17:35:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-10-13 17:35:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2020-10-13 17:35:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2020-10-13 17:35:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 17:35:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-10-13 17:35:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-10-13 17:35:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2020-10-13 17:35:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-13 17:35:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-13 17:35:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure pci_intx_mask_supported [2020-10-13 17:35:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_reset_function [2020-10-13 17:35:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure pci_reset_function [2020-10-13 17:35:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_rom [2020-10-13 17:35:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_rom [2020-10-13 17:35:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2020-10-13 17:35:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2020-10-13 17:35:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_store_saved_state [2020-10-13 17:35:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_load_and_free_saved_state [2020-10-13 17:35:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_selected_regions [2020-10-13 17:35:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2020-10-13 17:35:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-13 17:35:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-13 17:35:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure remap_pfn_range [2020-10-13 17:35:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 17:35:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 17:35:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 17:35:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 17:35:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 17:35:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 17:35:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 17:35:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 17:35:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 17:35:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 17:35:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-13 17:35:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_add_group_dev [2020-10-13 17:35:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_del_group_dev [2020-10-13 17:35:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_irqs_ioctl [2020-10-13 17:35:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_config_readwrite [2020-10-13 17:35:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_mem_readwrite [2020-10-13 17:35:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_io_readwrite [2020-10-13 17:35:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_init_perm_bits [2020-10-13 17:35:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_uninit_perm_bits [2020-10-13 17:35:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_virqfd_init [2020-10-13 17:35:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_virqfd_exit [2020-10-13 17:35:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_config_init [2020-10-13 17:35:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_config_free [2020-10-13 17:35:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_enable [2020-10-13 17:35:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 17:35:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 17:35:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_disable [2020-10-13 17:35:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_release [2020-10-13 17:35:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_open [2020-10-13 17:35:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_get_irq_count [2020-10-13 17:35:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_ioctl [2020-10-13 17:35:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_read [2020-10-13 17:35:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_write [2020-10-13 17:35:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_mmap [2020-10-13 17:35:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_probe [2020-10-13 17:35:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_remove [2020-10-13 17:35:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_cleanup [2020-10-13 17:35:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_init [2020-10-13 17:35:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 17:35:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 17:35:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 17:35:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2020-10-13 17:35:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure kasprintf [2020-10-13 17:35:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-13 17:35:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-13 17:35:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_18 [2020-10-13 17:35:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2020-10-13 17:35:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2020-10-13 17:35:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_15 [2020-10-13 17:35:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2020-10-13 17:35:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-13 17:35:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-13 17:35:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-13 17:35:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-13 17:35:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-13 17:35:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-13 17:35:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-13 17:35:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure init_waitqueue_func_entry [2020-10-13 17:35:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2020-10-13 17:35:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-13 17:35:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-13 17:35:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-13 17:35:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-13 17:35:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2020-10-13 17:35:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-13 17:35:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2020-10-13 17:35:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-13 17:35:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-13 17:35:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-13 17:35:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2020-10-13 17:35:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2020-10-13 17:35:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2020-10-13 17:35:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2020-10-13 17:35:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2020-10-13 17:35:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fdget [2020-10-13 17:35:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2020-10-13 17:35:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2020-10-13 17:35:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_remove_wait_queue [2020-10-13 17:35:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure pci_intx [2020-10-13 17:35:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure pci_check_and_mask_intx [2020-10-13 17:35:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure pci_check_and_unmask_intx [2020-10-13 17:35:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2020-10-13 17:35:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2020-10-13 17:35:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2020-10-13 17:35:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2020-10-13 17:35:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2020-10-13 17:35:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure init_poll_funcptr [2020-10-13 17:35:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_intx_mask [2020-10-13 17:35:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_intx_unmask [2020-10-13 17:35:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_deactivate [2020-10-13 17:35:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_wakeup [2020-10-13 17:35:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-13 17:35:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_ptable_queue_proc [2020-10-13 17:35:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_shutdown [2020-10-13 17:35:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_inject [2020-10-13 17:35:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-13 17:35:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_enable [2020-10-13 17:35:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure virqfd_disable [2020-10-13 17:35:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_send_intx_eventfd [2020-10-13 17:35:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_intx_unmask_handler [2020-10-13 17:35:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_intx_handler [2020-10-13 17:35:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_intx_enable [2020-10-13 17:35:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_intx_set_signal [2020-10-13 17:35:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_intx_disable [2020-10-13 17:35:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msihandler [2020-10-13 17:35:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_enable [2020-10-13 17:35:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_set_vector_signal [2020-10-13 17:35:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_set_block [2020-10-13 17:35:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_disable [2020-10-13 17:35:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_intx_unmask [2020-10-13 17:35:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_intx_mask [2020-10-13 17:35:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_intx_trigger [2020-10-13 17:35:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_pci_set_msi_trigger [2020-10-13 17:35:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~~uint32_t~0~X~$Pointer$~TO~int [2020-10-13 17:35:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_28 [2020-10-13 17:35:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_26 [2020-10-13 17:35:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2020-10-13 17:35:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_25 [2020-10-13 17:35:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_27 [2020-10-13 17:35:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2020-10-13 17:35:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2020-10-13 17:35:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2020-10-13 17:35:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2020-10-13 17:35:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2020-10-13 17:35:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2020-10-13 17:35:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 17:35:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 17:35:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-13 17:35:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_38 [2020-10-13 17:35:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_36 [2020-10-13 17:35:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_39 [2020-10-13 17:35:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_35 [2020-10-13 17:35:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_37 [2020-10-13 17:35:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure pcibios_err_to_errno [2020-10-13 17:35:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_read_config_byte [2020-10-13 17:35:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_read_config_word [2020-10-13 17:35:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_read_config_dword [2020-10-13 17:35:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_write_config_byte [2020-10-13 17:35:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_write_config_word [2020-10-13 17:35:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_user_write_config_dword [2020-10-13 17:35:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_user_config_read [2020-10-13 17:35:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_user_config_write [2020-10-13 17:35:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_default_config_read [2020-10-13 17:35:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 17:35:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_default_config_write [2020-10-13 17:35:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_direct_config_read [2020-10-13 17:35:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_direct_config_write [2020-10-13 17:35:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure free_perm_bits [2020-10-13 17:35:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_perm_bits [2020-10-13 17:35:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure p_setb [2020-10-13 17:35:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure p_setw [2020-10-13 17:35:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure p_setd [2020-10-13 17:35:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_bar_restore [2020-10-13 17:35:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_generate_bar_flags [2020-10-13 17:35:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_bar_fixup [2020-10-13 17:35:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_basic_config_read [2020-10-13 17:35:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_basic_config_write [2020-10-13 17:35:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_basic_perm [2020-10-13 17:35:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_pm_perm [2020-10-13 17:35:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_pcix_perm [2020-10-13 17:35:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_exp_perm [2020-10-13 17:35:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_af_perm [2020-10-13 17:35:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_ext_cap_err_perm [2020-10-13 17:35:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_ext_cap_pwr_perm [2020-10-13 17:35:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_find_cap_start [2020-10-13 17:35:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_config_read [2020-10-13 17:35:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_config_write [2020-10-13 17:35:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure init_pci_cap_msi_perm [2020-10-13 17:35:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_msi_cap_len [2020-10-13 17:35:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_vc_cap_len [2020-10-13 17:35:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_cap_len [2020-10-13 17:35:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_ext_cap_len [2020-10-13 17:35:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_fill_vconfig_bytes [2020-10-13 17:35:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_cap_init [2020-10-13 17:35:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 17:35:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_ecap_init [2020-10-13 17:35:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_config_do_rw [2020-10-13 17:35:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~X~~__le32~0~TO~int [2020-10-13 17:35:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-13 17:35:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 17:35:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 17:35:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_igate_of_vfio_pci_device [2020-10-13 17:35:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_igate_of_vfio_pci_device [2020-10-13 17:35:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_igate_of_vfio_pci_device [2020-10-13 17:35:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_igate_of_vfio_pci_device [2020-10-13 17:35:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_igate_of_vfio_pci_device [2020-10-13 17:35:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-13 17:35:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-13 17:35:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-13 17:35:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-13 17:35:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-13 17:35:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-13 17:35:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-13 17:35:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-13 17:35:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-13 17:35:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 17:35:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-13 17:35:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-13 17:35:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 17:35:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 17:35:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 17:35:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 17:35:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 17:35:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 17:35:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 17:35:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 17:35:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 17:35:42,987 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-13 17:35:47,305 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L2748: assume 0 == #t~mem206 % 18446744073709551616;havoc #t~mem206;call write~int(0, ~#info___0~0.base, 4 + ~#info___0~0.offset, 4); [2020-10-13 17:35:47,306 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L2748: assume !(0 == #t~mem206 % 18446744073709551616);havoc #t~mem206;call write~int(3, ~#info___0~0.base, 4 + ~#info___0~0.offset, 4);call #t~mem207 := read~int(~#info___0~0.base, 8 + ~#info___0~0.offset, 4);call #t~mem208 := read~int(~pdev~2.base, 24 + (1242 + ~pdev~2.offset + 56 * (#t~mem207 % 4294967296)), 8);#t~short210 := 0 != ~bitwiseAnd(#t~mem208, 512) % 18446744073709551616; [2020-10-13 17:35:47,306 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754: assume #t~short210;call #t~mem209 := read~int(~#info___0~0.base, 16 + ~#info___0~0.offset, 8);#t~short210 := #t~mem209 % 18446744073709551616 > 4095; [2020-10-13 17:35:47,306 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754: assume !#t~short210; [2020-10-13 17:35:47,306 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754-2: assume #t~short210;havoc #t~mem207;havoc #t~short210;havoc #t~mem208;havoc #t~mem209;call #t~mem211 := read~int(~#info___0~0.base, 4 + ~#info___0~0.offset, 4);call write~int(~bitwiseOr(#t~mem211, 4), ~#info___0~0.base, 4 + ~#info___0~0.offset, 4);havoc #t~mem211; [2020-10-13 17:35:47,307 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L2754-2: assume !#t~short210;havoc #t~mem207;havoc #t~short210;havoc #t~mem208;havoc #t~mem209; [2020-10-13 17:35:47,307 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume #t~short201; [2020-10-13 17:35:47,307 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !#t~short201;call #t~mem197 := read~int(~#info___0~0.base, 8 + ~#info___0~0.offset, 4);call #t~mem199 := read~int(~pdev~2.base, 8 + (1242 + ~pdev~2.offset + 56 * (#t~mem197 % 4294967296)), 8);call #t~mem198 := read~int(~#info___0~0.base, 8 + ~#info___0~0.offset, 4);call #t~mem200 := read~int(~pdev~2.base, 1242 + ~pdev~2.offset + 56 * (#t~mem198 % 4294967296), 8);#t~short201 := #t~mem199 % 18446744073709551616 != #t~mem200 % 18446744073709551616; [2020-10-13 17:35:47,307 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L2743: assume #t~short201;havoc #t~mem197;havoc #t~mem200;havoc #t~mem198;havoc #t~mem196;havoc #t~short201;havoc #t~mem199;havoc #t~mem195;call #t~mem202 := read~int(~#info___0~0.base, 8 + ~#info___0~0.offset, 4);call #t~mem204 := read~int(~pdev~2.base, 8 + (1242 + ~pdev~2.offset + 56 * (#t~mem202 % 4294967296)), 8);call #t~mem203 := read~int(~#info___0~0.base, 8 + ~#info___0~0.offset, 4);call #t~mem205 := read~int(~pdev~2.base, 1242 + ~pdev~2.offset + 56 * (#t~mem203 % 4294967296), 8);call write~int(1 + (#t~mem204 - #t~mem205), ~#info___0~0.base, 16 + ~#info___0~0.offset, 8);havoc #t~mem205;havoc #t~mem202;havoc #t~mem204;havoc #t~mem203; [2020-10-13 17:35:47,308 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L2743: assume !#t~short201;havoc #t~mem197;havoc #t~mem200;havoc #t~mem198;havoc #t~mem196;havoc #t~short201;havoc #t~mem199;havoc #t~mem195;call write~int(0, ~#info___0~0.base, 16 + ~#info___0~0.offset, 8); [2020-10-13 17:35:47,308 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L2743-2: call #t~mem206 := read~int(~#info___0~0.base, 16 + ~#info___0~0.offset, 8); [2020-10-13 17:35:51,767 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 17:35:51,768 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 17:35:51,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:35:51 BoogieIcfgContainer [2020-10-13 17:35:51,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 17:35:51,843 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 17:35:51,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 17:35:51,849 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 17:35:51,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:35:37" (1/3) ... [2020-10-13 17:35:51,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc37399 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:35:51, skipping insertion in model container [2020-10-13 17:35:51,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:35:41" (2/3) ... [2020-10-13 17:35:51,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc37399 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:35:51, skipping insertion in model container [2020-10-13 17:35:51,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:35:51" (3/3) ... [2020-10-13 17:35:51,854 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--vfio--pci--vfio-pci.ko-main.cil.out.i [2020-10-13 17:35:51,864 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 17:35:51,878 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 17:35:51,894 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 17:35:51,926 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 17:35:51,926 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 17:35:51,926 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 17:35:51,926 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 17:35:51,927 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 17:35:51,927 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 17:35:51,927 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 17:35:51,927 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 17:35:52,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states. [2020-10-13 17:35:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-13 17:35:52,024 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 17:35:52,025 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] [2020-10-13 17:35:52,025 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 17:35:52,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 17:35:52,032 INFO L82 PathProgramCache]: Analyzing trace with hash -742945089, now seen corresponding path program 1 times [2020-10-13 17:35:52,040 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 17:35:52,041 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1377974476] [2020-10-13 17:35:52,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 17:35:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:35:52,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:52,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:53,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:56,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:57,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:57,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:35:57,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-13 17:35:57,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 17:35:57,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5217 [2020-10-13 17:35:57,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:35:57,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 17:35:57,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-13 17:35:57,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 17:35:57,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 17:35:58,976 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-13 17:35:58,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:35:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:35:59,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:59,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:35:59,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:35:59,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:35:59,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 755 [2020-10-13 17:35:59,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:35:59,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:35:59,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:35:59,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:35:59,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:35:59,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:35:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:35:59,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:59,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:35:59,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:35:59,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:35:59,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 17:35:59,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:35:59,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:35:59,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:35:59,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:35:59,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:35:59,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 17:35:59,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:35:59,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:59,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:35:59,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 17:35:59,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:35:59,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 17:35:59,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:35:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:35:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:35:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:35:59,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:35:59,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:35:59,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:35:59,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:59,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:35:59,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 17:35:59,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:35:59,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 17:35:59,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:35:59,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:35:59,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:35:59,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:35:59,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:35:59,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 17:35:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:35:59,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:59,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:35:59,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:35:59,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:35:59,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 17:35:59,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:35:59,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:35:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:35:59,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:35:59,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:35:59,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 17:35:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:35:59,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:35:59,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:35:59,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:35:59,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:35:59,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 17:35:59,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:35:59,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:35:59,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:35:59,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:35:59,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:36:00,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 17:36:00,002 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1377974476] [2020-10-13 17:36:00,004 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 17:36:00,005 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 17:36:00,006 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767504099] [2020-10-13 17:36:00,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 17:36:00,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 17:36:00,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 17:36:00,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 17:36:00,043 INFO L87 Difference]: Start difference. First operand 2376 states. Second operand 5 states. [2020-10-13 17:36:41,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 17:36:41,555 INFO L93 Difference]: Finished difference Result 4724 states and 6745 transitions. [2020-10-13 17:36:41,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 17:36:41,558 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-13 17:36:41,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 17:36:41,608 INFO L225 Difference]: With dead ends: 4724 [2020-10-13 17:36:41,608 INFO L226 Difference]: Without dead ends: 2531 [2020-10-13 17:36:41,625 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-13 17:36:41,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2531 states. [2020-10-13 17:36:42,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2531 to 2189. [2020-10-13 17:36:42,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2189 states. [2020-10-13 17:36:42,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 2189 states and 3026 transitions. [2020-10-13 17:36:42,233 INFO L78 Accepts]: Start accepts. Automaton has 2189 states and 3026 transitions. Word has length 61 [2020-10-13 17:36:42,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 17:36:42,234 INFO L479 AbstractCegarLoop]: Abstraction has 2189 states and 3026 transitions. [2020-10-13 17:36:42,235 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 17:36:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 3026 transitions. [2020-10-13 17:36:42,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-13 17:36:42,244 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 17:36:42,245 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] [2020-10-13 17:36:42,245 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 17:36:42,245 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 17:36:42,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 17:36:42,246 INFO L82 PathProgramCache]: Analyzing trace with hash -1495130480, now seen corresponding path program 1 times [2020-10-13 17:36:42,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 17:36:42,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1030379165] [2020-10-13 17:36:42,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 17:36:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:36:42,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:36:42,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:36:42,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:36:46,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:36:47,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:36:47,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 17:36:47,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 17:36:47,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5084 [2020-10-13 17:36:47,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:36:47,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 17:36:47,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-13 17:36:47,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 17:36:47,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:36:48,665 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 442 [2020-10-13 17:36:48,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:36:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:36:48,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:36:48,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:36:48,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:36:48,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:36:48,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-13 17:36:48,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:36:48,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:36:48,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:36:48,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:36:48,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:36:48,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:36:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:36:48,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:36:48,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:36:48,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:36:48,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:36:48,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 17:36:48,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:36:48,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:36:48,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:36:48,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:36:48,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:36:48,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-13 17:36:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:36:48,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:36:48,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:36:48,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 17:36:48,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:36:48,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 17:36:48,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:36:48,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:36:48,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:36:48,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:36:48,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:36:48,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:36:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:36:48,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:36:48,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:36:48,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 17:36:48,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:36:48,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 17:36:48,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:36:48,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:36:48,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:36:48,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:36:48,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:36:48,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 17:36:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:36:48,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:36:48,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:36:48,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:36:48,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:36:48,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 17:36:48,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:36:48,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:36:48,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:36:48,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:36:48,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:36:48,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 17:36:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:36:48,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:36:48,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:36:48,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:36:48,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:36:48,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 17:36:48,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:36:48,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:36:48,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:36:48,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:36:48,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:36:49,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 17:36:49,004 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1030379165] [2020-10-13 17:36:49,004 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 17:36:49,004 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 17:36:49,004 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684356891] [2020-10-13 17:36:49,007 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 17:36:49,007 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 17:36:49,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 17:36:49,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 17:36:49,008 INFO L87 Difference]: Start difference. First operand 2189 states and 3026 transitions. Second operand 6 states. [2020-10-13 17:37:31,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 17:37:31,018 INFO L93 Difference]: Finished difference Result 4712 states and 6593 transitions. [2020-10-13 17:37:31,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 17:37:31,022 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-10-13 17:37:31,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 17:37:31,041 INFO L225 Difference]: With dead ends: 4712 [2020-10-13 17:37:31,041 INFO L226 Difference]: Without dead ends: 2534 [2020-10-13 17:37:31,050 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-13 17:37:31,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2534 states. [2020-10-13 17:37:31,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2534 to 2191. [2020-10-13 17:37:31,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2191 states. [2020-10-13 17:37:31,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 2191 states and 3028 transitions. [2020-10-13 17:37:31,432 INFO L78 Accepts]: Start accepts. Automaton has 2191 states and 3028 transitions. Word has length 60 [2020-10-13 17:37:31,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 17:37:31,433 INFO L479 AbstractCegarLoop]: Abstraction has 2191 states and 3028 transitions. [2020-10-13 17:37:31,433 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 17:37:31,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 3028 transitions. [2020-10-13 17:37:31,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-13 17:37:31,438 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 17:37:31,439 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] [2020-10-13 17:37:31,439 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 17:37:31,439 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 17:37:31,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 17:37:31,440 INFO L82 PathProgramCache]: Analyzing trace with hash -877806661, now seen corresponding path program 1 times [2020-10-13 17:37:31,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 17:37:31,440 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1384591207] [2020-10-13 17:37:31,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 17:37:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:37:31,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:37:31,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:37:33,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:37:34,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:37:36,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:37:36,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-13 17:37:36,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 17:37:36,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5126 [2020-10-13 17:37:36,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:37:36,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 17:37:36,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 17:37:36,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 17:37:36,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:37:37,661 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification that was a NOOP. DAG size: 442 [2020-10-13 17:37:37,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:37:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:37:37,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:37:37,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:37:37,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:37:37,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:37:37,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-13 17:37:37,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:37:37,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:37:37,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:37:37,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:37:37,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:37:37,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:37:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:37:37,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:37:37,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:37:37,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:37:37,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:37:37,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 17:37:37,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:37:37,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:37:37,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:37:37,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:37:37,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:37:37,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 17:37:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:37:37,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:37:37,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:37:37,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 17:37:37,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:37:37,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 17:37:37,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:37:37,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:37:37,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 17:37:37,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:37:37,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:37:37,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:37:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:37:37,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:37:37,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:37:37,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 17:37:37,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:37:37,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:37:37,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:37:37,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:37:37,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:37:37,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:37:37,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:37:37,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 17:37:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:37:37,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:37:37,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:37:37,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:37:37,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:37:37,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:37:37,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:37:37,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:37:37,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:37:37,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:37:37,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:37:37,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 17:37:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:37:37,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:37:37,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:37:37,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:37:37,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:37:37,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:37:37,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:37:37,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:37:37,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:37:37,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:37:37,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:37:37,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 17:37:37,965 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1384591207] [2020-10-13 17:37:37,965 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 17:37:37,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 17:37:37,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852602903] [2020-10-13 17:37:37,966 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 17:37:37,966 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 17:37:37,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 17:37:37,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 17:37:37,968 INFO L87 Difference]: Start difference. First operand 2191 states and 3028 transitions. Second operand 5 states. [2020-10-13 17:37:40,107 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification that was a NOOP. DAG size: 444 [2020-10-13 17:38:23,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 17:38:23,222 INFO L93 Difference]: Finished difference Result 5164 states and 7216 transitions. [2020-10-13 17:38:23,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 17:38:23,224 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-13 17:38:23,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 17:38:23,242 INFO L225 Difference]: With dead ends: 5164 [2020-10-13 17:38:23,242 INFO L226 Difference]: Without dead ends: 2984 [2020-10-13 17:38:23,250 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 17:38:23,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2984 states. [2020-10-13 17:38:23,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2984 to 2504. [2020-10-13 17:38:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2504 states. [2020-10-13 17:38:23,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 2504 states and 3437 transitions. [2020-10-13 17:38:23,921 INFO L78 Accepts]: Start accepts. Automaton has 2504 states and 3437 transitions. Word has length 61 [2020-10-13 17:38:23,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 17:38:23,923 INFO L479 AbstractCegarLoop]: Abstraction has 2504 states and 3437 transitions. [2020-10-13 17:38:23,923 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 17:38:23,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 3437 transitions. [2020-10-13 17:38:23,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-13 17:38:23,927 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 17:38:23,928 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] [2020-10-13 17:38:23,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 17:38:23,928 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 17:38:23,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 17:38:23,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1542637372, now seen corresponding path program 1 times [2020-10-13 17:38:23,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 17:38:23,929 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [345690069] [2020-10-13 17:38:23,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 17:38:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:24,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:26,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:29,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:29,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-13 17:38:29,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 17:38:29,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5164 [2020-10-13 17:38:29,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:29,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 17:38:29,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 17:38:29,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 17:38:29,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,159 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification that was a NOOP. DAG size: 442 [2020-10-13 17:38:30,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:38:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-13 17:38:30,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:38:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:38:30,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-13 17:38:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-10-13 17:38:30,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-13 17:38:30,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 166 [2020-10-13 17:38:30,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:38:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:38:30,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 17:38:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 17:38:30,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 17:38:30,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:38:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:38:30,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 17:38:30,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 17:38:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-13 17:38:30,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 17:38:30,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:38:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 17:38:30,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 17:38:30,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:38:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:38:30,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:38:30,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:38:30,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-13 17:38:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 17:38:30,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 17:38:30,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:38:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 17:38:30,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:38:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:38:30,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 17:38:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 17:38:30,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 17:38:30,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:38:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:38:30,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:38:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 17:38:30,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 17:38:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 17:38:30,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 17:38:30,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:38:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 17:38:30,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:30,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:38:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:30,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:38:30,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:30,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 17:38:30,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 17:38:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:30,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:30,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:30,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 17:38:30,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:30,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 17:38:30,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:30,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:30,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:30,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:31,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:31,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:38:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:31,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:31,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:31,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:31,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:31,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 17:38:31,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:31,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:31,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:31,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:31,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:31,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:38:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:31,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:31,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:31,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:31,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:31,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 17:38:31,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:31,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:31,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:31,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:31,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:31,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 17:38:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:31,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:31,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:31,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 17:38:31,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:31,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 17:38:31,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:31,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:31,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:31,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:31,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 17:38:31,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:38:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:31,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:31,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:31,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:31,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:31,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 17:38:31,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:31,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:31,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:31,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:31,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 17:38:31,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:38:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:31,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:31,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:31,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:31,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:31,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 17:38:31,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:31,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:31,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:31,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:31,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:31,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 17:38:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:31,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:31,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:31,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 17:38:31,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:31,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 17:38:31,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:31,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:31,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:31,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:31,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 17:38:31,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:38:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:31,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:31,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:31,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:31,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:31,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 17:38:31,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:31,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:31,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:31,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:31,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:38:31,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:38:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:38:31,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:38:31,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:38:31,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:38:31,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:38:31,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 17:38:31,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:38:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:38:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:38:31,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:38:31,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 17:38:31,254 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-10-13 17:38:31,255 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [345690069] [2020-10-13 17:38:31,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 17:38:31,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 17:38:31,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121848483] [2020-10-13 17:38:31,258 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 17:38:31,258 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 17:38:31,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 17:38:31,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 17:38:31,259 INFO L87 Difference]: Start difference. First operand 2504 states and 3437 transitions. Second operand 7 states. [2020-10-13 17:38:32,255 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2020-10-13 17:38:34,500 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 453 [2020-10-13 17:38:36,483 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 444