/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--vfio--vfio.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 15:18:59,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 15:18:59,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 15:18:59,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 15:18:59,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 15:18:59,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 15:18:59,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 15:18:59,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 15:18:59,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 15:18:59,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 15:18:59,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 15:18:59,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 15:18:59,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 15:18:59,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 15:18:59,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 15:18:59,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 15:18:59,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 15:18:59,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 15:18:59,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 15:18:59,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 15:18:59,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 15:18:59,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 15:18:59,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 15:18:59,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 15:18:59,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 15:18:59,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 15:18:59,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 15:18:59,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 15:18:59,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 15:18:59,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 15:18:59,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 15:18:59,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 15:18:59,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 15:18:59,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 15:18:59,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 15:18:59,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 15:18:59,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 15:18:59,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 15:18:59,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 15:18:59,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 15:18:59,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 15:18:59,728 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 15:18:59,776 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 15:18:59,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 15:18:59,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 15:18:59,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 15:18:59,779 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 15:18:59,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 15:18:59,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 15:18:59,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 15:18:59,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 15:18:59,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 15:18:59,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 15:18:59,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 15:18:59,781 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 15:18:59,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 15:18:59,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 15:18:59,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 15:18:59,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 15:18:59,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 15:18:59,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 15:18:59,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 15:18:59,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 15:18:59,783 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 15:18:59,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 15:18:59,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 15:18:59,784 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 15:18:59,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 15:19:00,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 15:19:00,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 15:19:00,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 15:19:00,165 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 15:19:00,165 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 15:19:00,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--vfio--vfio.ko-entry_point.cil.out.i [2020-12-23 15:19:00,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/5c66cf90c/6904e2c44e0c47b9af8dcb7a2c6f8228/FLAGa1405c81d [2020-12-23 15:19:01,257 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 15:19:01,258 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--vfio--vfio.ko-entry_point.cil.out.i [2020-12-23 15:19:01,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/5c66cf90c/6904e2c44e0c47b9af8dcb7a2c6f8228/FLAGa1405c81d [2020-12-23 15:19:01,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/5c66cf90c/6904e2c44e0c47b9af8dcb7a2c6f8228 [2020-12-23 15:19:01,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 15:19:01,764 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 15:19:01,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 15:19:01,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 15:19:01,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 15:19:01,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:19:01" (1/1) ... [2020-12-23 15:19:01,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8fc1516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:01, skipping insertion in model container [2020-12-23 15:19:01,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:19:01" (1/1) ... [2020-12-23 15:19:01,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 15:19:01,906 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: address: IdentifierExpression[~res,] left hand side expression in assignment: address: IdentifierExpression[~res,] left hand side expression in assignment: address: IdentifierExpression[~res,] left hand side expression in assignment: address: IdentifierExpression[~res,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__var~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~v,],base],StructAccessExpression[IdentifierExpression[~v,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~__ret~0,] left hand side expression in assignment: lhs: VariableLHS[~__old~0,] left hand side expression in assignment: lhs: VariableLHS[~__new~0,] left hand side expression in assignment: lhs: VariableLHS[~__ptr~0,] left hand side expression in assignment: lhs: VariableLHS[~__ptr___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__ptr___1~0,] left hand side expression in assignment: lhs: VariableLHS[~__ptr___2~0,] left hand side expression in assignment: lhs: VariableLHS[~c~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~old~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~c~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~c~3,] left hand side expression in assignment: lhs: VariableLHS[~dec~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~old~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~c~3,] left hand side expression in assignment: lhs: VariableLHS[~_________p1~0,] left hand side expression in assignment: lhs: VariableLHS[~________p1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~hint~0,] left hand side expression in assignment: lhs: VariableLHS[~_________p1___0~0,] left hand side expression in assignment: lhs: VariableLHS[~________p1___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_once~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~__warned~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~p~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~p~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~p~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~dev,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[477],StructAccessExpression[IdentifierExpression[~dev,],offset]]]] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~__constr_expr_0~0,],file] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~__constr_expr_0~0,],flags] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~sz~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~n,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~sz~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~n,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~11,] left hand side expression in assignment: lhs: VariableLHS[~driver~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~driver~0,],base],StructAccessExpression[IdentifierExpression[~driver~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~__mptr~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~1,] left hand side expression in assignment: lhs: VariableLHS[~driver~1,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~1,] left hand side expression in assignment: lhs: VariableLHS[~driver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~2,] left hand side expression in assignment: lhs: VariableLHS[~container~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~12,] left hand side expression in assignment: lhs: VariableLHS[~group~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~group~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[200],StructAccessExpression[IdentifierExpression[~group~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~minor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~dev~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~group~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[192],StructAccessExpression[IdentifierExpression[~group~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__mptr~4,] left hand side expression in assignment: lhs: VariableLHS[~group~1,] left hand side expression in assignment: lhs: VariableLHS[~iommu_group~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~13,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~3,] left hand side expression in assignment: lhs: VariableLHS[~unbound~0,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~unbound~0,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~target~0,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~5,] left hand side expression in assignment: lhs: VariableLHS[~group,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~4,] left hand side expression in assignment: lhs: VariableLHS[~group,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~6,] left hand side expression in assignment: lhs: VariableLHS[~group~2,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~5,] left hand side expression in assignment: lhs: VariableLHS[~group~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~group~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~device~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~14,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~device~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~device~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~device~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~device~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~device~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~device~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~device~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[44],StructAccessExpression[IdentifierExpression[~device~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__mptr~7,] left hand side expression in assignment: lhs: VariableLHS[~device~1,] left hand side expression in assignment: lhs: VariableLHS[~group~4,] left hand side expression in assignment: lhs: VariableLHS[~group~5,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~8,] left hand side expression in assignment: lhs: VariableLHS[~device~2,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~6,] left hand side expression in assignment: lhs: VariableLHS[~device~2,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~group~6,] left hand side expression in assignment: lhs: VariableLHS[~__var~1,] left hand side expression in assignment: lhs: VariableLHS[~drv~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~1,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~9,] left hand side expression in assignment: lhs: VariableLHS[~unbound~1,] left hand side expression in assignment: lhs: VariableLHS[~ret~1,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~7,] left hand side expression in assignment: lhs: VariableLHS[~unbound~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~device~3,] left hand side expression in assignment: lhs: VariableLHS[~device~4,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_once~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~27,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~15,] left hand side expression in assignment: lhs: VariableLHS[~__warned~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~2,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~28,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~16,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~10,] left hand side expression in assignment: lhs: VariableLHS[~group~7,] left hand side expression in assignment: lhs: VariableLHS[~dev~1,] left hand side expression in assignment: lhs: VariableLHS[~group~7,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor~0,],modname] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor~0,],function] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor~0,],filename] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor~0,],format] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor~0,],lineno] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor~0,],flags] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~29,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~17,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___0~0,],modname] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___0~0,],function] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___0~0,],filename] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___0~0,],format] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___0~0,],lineno] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___0~0,],flags] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~1,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___1~0,],modname] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___1~0,],function] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___1~0,],filename] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___1~0,],format] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___1~0,],lineno] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___1~0,],flags] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___2~0,],modname] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___2~0,],function] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___2~0,],filename] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___2~0,],format] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___2~0,],lineno] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~descriptor___2~0,],flags] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~8,] left hand side expression in assignment: lhs: VariableLHS[~unbound~2,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___1~1,] left hand side expression in assignment: lhs: VariableLHS[~unbound~2,] left hand side expression in assignment: lhs: VariableLHS[~iommu_group~1,] left hand side expression in assignment: lhs: VariableLHS[~group~8,] left hand side expression in assignment: lhs: VariableLHS[~group~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~30,] left hand side expression in assignment: lhs: VariableLHS[~device~5,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~6,] left hand side expression in assignment: lhs: VariableLHS[~device~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~3,] left hand side expression in assignment: lhs: VariableLHS[~iommu_group~2,] left hand side expression in assignment: lhs: VariableLHS[~group~9,] left hand side expression in assignment: lhs: VariableLHS[~device~6,] left hand side expression in assignment: lhs: VariableLHS[~device~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~31,] left hand side expression in assignment: lhs: VariableLHS[~device~8,] left hand side expression in assignment: lhs: VariableLHS[~group~10,] left hand side expression in assignment: lhs: VariableLHS[~device_data~0,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~interrupted~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~19,] left hand side expression in assignment: lhs: VariableLHS[~unbound~3,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~unbound~3,],base],StructAccessExpression[IdentifierExpression[~unbound~3,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~8,] left hand side expression in assignment: lhs: VariableLHS[~device~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~7,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~__ret~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cond___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret~2,] left hand side expression in assignment: lhs: VariableLHS[~__ret___0~0,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~__wait~0,],flags] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~5,] left hand side expression in assignment: lhs: VariableLHS[~__int~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~4,] left hand side expression in assignment: lhs: VariableLHS[~__cond~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret~2,] left hand side expression in assignment: lhs: VariableLHS[~ret~2,] left hand side expression in assignment: lhs: VariableLHS[~__ret___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cond___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___1~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___2~0,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~__wait___0~0,],flags] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~1,] left hand side expression in assignment: lhs: VariableLHS[~__int___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cond___1~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___1~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~2,] left hand side expression in assignment: lhs: VariableLHS[~interrupted~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~3,] left hand side expression in assignment: lhs: VariableLHS[~driver~2,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~11,] left hand side expression in assignment: lhs: VariableLHS[~driver~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~32,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~20,] left hand side expression in assignment: lhs: VariableLHS[~ret~3,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~9,] left hand side expression in assignment: lhs: VariableLHS[~driver~2,] left hand side expression in assignment: lhs: VariableLHS[~ret~3,] left hand side expression in assignment: lhs: VariableLHS[~ret~4,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~12,] left hand side expression in assignment: lhs: VariableLHS[~group~11,] left hand side expression in assignment: lhs: VariableLHS[~ret~4,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~10,] left hand side expression in assignment: lhs: VariableLHS[~group~11,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___1~2,] left hand side expression in assignment: lhs: VariableLHS[~group~11,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___2~1,] left hand side expression in assignment: lhs: VariableLHS[~group~11,] left hand side expression in assignment: lhs: VariableLHS[~ret~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~33,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~13,] left hand side expression in assignment: lhs: VariableLHS[~driver~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~8,] left hand side expression in assignment: lhs: VariableLHS[~data~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~5,] left hand side expression in assignment: lhs: VariableLHS[~ret~5,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~container,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[164],StructAccessExpression[IdentifierExpression[~container,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~container,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[172],StructAccessExpression[IdentifierExpression[~container,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~11,] left hand side expression in assignment: lhs: VariableLHS[~driver~3,] left hand side expression in assignment: lhs: VariableLHS[~container~1,] left hand side expression in assignment: lhs: VariableLHS[~ret~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~6,] left hand side expression in assignment: lhs: VariableLHS[~driver~4,] left hand side expression in assignment: lhs: VariableLHS[~data~1,] left hand side expression in assignment: lhs: VariableLHS[~ret~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~34,] left hand side expression in assignment: lhs: VariableLHS[~arg,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp~35,] left hand side expression in assignment: lhs: VariableLHS[~container~2,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~filep,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[436],StructAccessExpression[IdentifierExpression[~filep,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~container~3,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~filep,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[436],StructAccessExpression[IdentifierExpression[~filep,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~container~4,] left hand side expression in assignment: lhs: VariableLHS[~ret~7,] left hand side expression in assignment: lhs: VariableLHS[~driver~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~36,] left hand side expression in assignment: lhs: VariableLHS[~ret~7,] left hand side expression in assignment: lhs: VariableLHS[~container~5,] left hand side expression in assignment: lhs: VariableLHS[~ret~8,] left hand side expression in assignment: lhs: VariableLHS[~driver~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~37,] left hand side expression in assignment: lhs: VariableLHS[~ret~8,] left hand side expression in assignment: lhs: VariableLHS[~container~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~9,] left hand side expression in assignment: lhs: VariableLHS[~driver~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~38,] left hand side expression in assignment: lhs: VariableLHS[~ret~9,] left hand side expression in assignment: lhs: VariableLHS[~container~7,] left hand side expression in assignment: lhs: VariableLHS[~driver~8,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~group,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~39,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~container~7,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[164],StructAccessExpression[IdentifierExpression[~container~7,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~container~7,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[172],StructAccessExpression[IdentifierExpression[~container~7,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~40,] left hand side expression in assignment: lhs: VariableLHS[~users~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~41,] left hand side expression in assignment: lhs: VariableLHS[~ret~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp~42,] left hand side expression in assignment: lhs: VariableLHS[~f~0,] left hand side expression in assignment: lhs: VariableLHS[~container~8,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~23,] left hand side expression in assignment: lhs: VariableLHS[~driver~9,] left hand side expression in assignment: lhs: VariableLHS[~ret~10,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~group,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~43,] left hand side expression in assignment: lhs: VariableLHS[~ret~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~44,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~10,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~14,] left hand side expression in assignment: lhs: VariableLHS[~device~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~7,] left hand side expression in assignment: lhs: VariableLHS[~ret~11,] left hand side expression in assignment: lhs: VariableLHS[~ret~11,] left hand side expression in assignment: lhs: VariableLHS[~filep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~11,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~filep~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[128],StructAccessExpression[IdentifierExpression[~filep~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~12,] left hand side expression in assignment: lhs: VariableLHS[~device~9,] left hand side expression in assignment: lhs: VariableLHS[~group~12,] left hand side expression in assignment: lhs: VariableLHS[~ret~12,] left hand side expression in assignment: lhs: VariableLHS[~minsz~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~45,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~status~0,],flags] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~25,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~status~0,],flags] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~status~0,],flags] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~11,] left hand side expression in assignment: lhs: VariableLHS[~ret~12,] left hand side expression in assignment: lhs: VariableLHS[~fd~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~10,] left hand side expression in assignment: lhs: VariableLHS[~ret~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~8,] left hand side expression in assignment: lhs: VariableLHS[~ret~12,] left hand side expression in assignment: lhs: VariableLHS[~buf~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~3,] left hand side expression in assignment: lhs: VariableLHS[~ret~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~46,] left hand side expression in assignment: lhs: VariableLHS[~arg,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~26,] left hand side expression in assignment: lhs: VariableLHS[~tmp~47,] left hand side expression in assignment: lhs: VariableLHS[~group~13,] left hand side expression in assignment: lhs: VariableLHS[~opened~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~filep,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[436],StructAccessExpression[IdentifierExpression[~filep,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~group~14,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~filep,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[436],StructAccessExpression[IdentifierExpression[~filep,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~device~10,] left hand side expression in assignment: lhs: VariableLHS[~device~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~48,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~27,] left hand side expression in assignment: lhs: VariableLHS[~device~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~49,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~28,] left hand side expression in assignment: lhs: VariableLHS[~device~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~50,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~29,] left hand side expression in assignment: lhs: VariableLHS[~device~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~51,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~30,] left hand side expression in assignment: lhs: VariableLHS[~tmp~52,] left hand side expression in assignment: lhs: VariableLHS[~arg,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~31,] left hand side expression in assignment: lhs: VariableLHS[~group~15,] left hand side expression in assignment: lhs: VariableLHS[~tmp~53,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~32,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~54,] left hand side expression in assignment: lhs: VariableLHS[~tmp~55,] left hand side expression in assignment: lhs: VariableLHS[~tmp~56,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~33,] left hand side expression in assignment: lhs: VariableLHS[~ret~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~57,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~vfio~0,GLOBAL],class] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~34,] left hand side expression in assignment: lhs: VariableLHS[~ret~13,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[StructAccessExpression[IdentifierExpression[~vfio~0,GLOBAL],class],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[StructAccessExpression[IdentifierExpression[~vfio~0,GLOBAL],class],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~ret~13,] left hand side expression in assignment: lhs: VariableLHS[~ret~13,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~vfio~0,GLOBAL],class] left hand side expression in assignment: lhs: VariableLHS[~tmp~58,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~35,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~vfio~0,GLOBAL],class] left hand side expression in assignment: lhs: VariableLHS[~tmp~59,] left hand side expression in assignment: lhs: VariableLHS[~vfio_group_fops_group1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~36,] left hand side expression in assignment: lhs: VariableLHS[~vfio_group_fops_group2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~60,] left hand side expression in assignment: lhs: VariableLHS[~vfio_device_fops_group1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~37,] left hand side expression in assignment: lhs: VariableLHS[~vfio_device_fops_group2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~61,] left hand side expression in assignment: lhs: VariableLHS[~vfio_fops_group1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~38,] left hand side expression in assignment: lhs: VariableLHS[~vfio_fops_group2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~62,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~39,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~14,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~12,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~10,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~9,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg18~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~7,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~4,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg15~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~2,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~2,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg17~0,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~2,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_retval_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~2,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_retval_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~2,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_retval_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~1,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_retval_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~63,] left hand side expression in assignment: lhs: VariableLHS[~tmp~64,] left hand side expression in assignment: lhs: VariableLHS[~tmp~65,] left hand side expression in assignment: lhs: VariableLHS[~tmp~66,] left hand side expression in assignment: lhs: VariableLHS[~tmp~67,] left hand side expression in assignment: lhs: VariableLHS[~tmp~68,] left hand side expression in assignment: lhs: VariableLHS[~ldv_func_res~0,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~69,] left hand side expression in assignment: lhs: VariableLHS[~ldv_func_res~1,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~70,] left hand side expression in assignment: lhs: VariableLHS[~ldv_func_res~2,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] [2020-12-23 15:19:03,794 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--vfio--vfio.ko-entry_point.cil.out.i[198983,198996] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~40,] left hand side expression in assignment: lhs: VariableLHS[~tmp~71,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~40,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~40,] left hand side expression in assignment: lhs: VariableLHS[~ldv_module_refcounter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~module_get_succeeded~0,] left hand side expression in assignment: lhs: VariableLHS[~ldv_module_refcounter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_module_refcounter~0,GLOBAL] [2020-12-23 15:19:03,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 15:19:03,963 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: address: IdentifierExpression[~res,] left hand side expression in assignment: address: IdentifierExpression[~res,] left hand side expression in assignment: address: IdentifierExpression[~res,] left hand side expression in assignment: address: IdentifierExpression[~res,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],StructAccessExpression[IdentifierExpression[~list,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~list,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~list,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__var~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~v,],base],StructAccessExpression[IdentifierExpression[~v,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~__ret~0,] left hand side expression in assignment: lhs: VariableLHS[~__old~0,] left hand side expression in assignment: lhs: VariableLHS[~__new~0,] left hand side expression in assignment: lhs: VariableLHS[~__ptr~0,] left hand side expression in assignment: lhs: VariableLHS[~__ptr___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__ptr___1~0,] left hand side expression in assignment: lhs: VariableLHS[~__ptr___2~0,] left hand side expression in assignment: lhs: VariableLHS[~c~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~old~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~c~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~c~3,] left hand side expression in assignment: lhs: VariableLHS[~dec~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~old~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~c~3,] left hand side expression in assignment: lhs: VariableLHS[~_________p1~0,] left hand side expression in assignment: lhs: VariableLHS[~________p1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~hint~0,] left hand side expression in assignment: lhs: VariableLHS[~_________p1___0~0,] left hand side expression in assignment: lhs: VariableLHS[~________p1___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_once~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~__warned~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~p~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~p~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~p~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~dev,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[477],StructAccessExpression[IdentifierExpression[~dev,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__constr_expr_0~0,],base],StructAccessExpression[IdentifierExpression[~#__constr_expr_0~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__constr_expr_0~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~#__constr_expr_0~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: address: IdentifierExpression[~#tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~sz~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~n,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~sz~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~n,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~11,] left hand side expression in assignment: lhs: VariableLHS[~driver~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~driver~0,],base],StructAccessExpression[IdentifierExpression[~driver~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~__mptr~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~1,] left hand side expression in assignment: lhs: VariableLHS[~driver~1,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~1,] left hand side expression in assignment: lhs: VariableLHS[~driver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~2,] left hand side expression in assignment: lhs: VariableLHS[~container~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~12,] left hand side expression in assignment: lhs: VariableLHS[~group~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~group~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[200],StructAccessExpression[IdentifierExpression[~group~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~minor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~dev~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~group~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[192],StructAccessExpression[IdentifierExpression[~group~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__mptr~4,] left hand side expression in assignment: lhs: VariableLHS[~group~1,] left hand side expression in assignment: lhs: VariableLHS[~iommu_group~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~13,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~3,] left hand side expression in assignment: lhs: VariableLHS[~unbound~0,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~unbound~0,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~target~0,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~5,] left hand side expression in assignment: lhs: VariableLHS[~group,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~4,] left hand side expression in assignment: lhs: VariableLHS[~group,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~6,] left hand side expression in assignment: lhs: VariableLHS[~group~2,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~5,] left hand side expression in assignment: lhs: VariableLHS[~group~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~group~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~device~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~14,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~device~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~device~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~device~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~device~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~device~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[12],StructAccessExpression[IdentifierExpression[~device~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~device~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[44],StructAccessExpression[IdentifierExpression[~device~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__mptr~7,] left hand side expression in assignment: lhs: VariableLHS[~device~1,] left hand side expression in assignment: lhs: VariableLHS[~group~4,] left hand side expression in assignment: lhs: VariableLHS[~group~5,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~8,] left hand side expression in assignment: lhs: VariableLHS[~device~2,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~6,] left hand side expression in assignment: lhs: VariableLHS[~device~2,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~group~6,] left hand side expression in assignment: lhs: VariableLHS[~__var~1,] left hand side expression in assignment: lhs: VariableLHS[~drv~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~1,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~9,] left hand side expression in assignment: lhs: VariableLHS[~unbound~1,] left hand side expression in assignment: lhs: VariableLHS[~ret~1,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~7,] left hand side expression in assignment: lhs: VariableLHS[~unbound~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~device~3,] left hand side expression in assignment: lhs: VariableLHS[~device~4,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_once~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~27,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~15,] left hand side expression in assignment: lhs: VariableLHS[~__warned~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~2,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~28,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~16,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~10,] left hand side expression in assignment: lhs: VariableLHS[~group~7,] left hand side expression in assignment: lhs: VariableLHS[~dev~1,] left hand side expression in assignment: lhs: VariableLHS[~group~7,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor~0,],base],StructAccessExpression[IdentifierExpression[~#descriptor~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~#descriptor~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~#descriptor~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~#descriptor~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~#descriptor~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[36],StructAccessExpression[IdentifierExpression[~#descriptor~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~29,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~17,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],base],StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[36],StructAccessExpression[IdentifierExpression[~#descriptor___0~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],base],StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[36],StructAccessExpression[IdentifierExpression[~#descriptor___1~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],base],StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[16],StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[36],StructAccessExpression[IdentifierExpression[~#descriptor___2~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~8,] left hand side expression in assignment: lhs: VariableLHS[~unbound~2,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___1~1,] left hand side expression in assignment: lhs: VariableLHS[~unbound~2,] left hand side expression in assignment: lhs: VariableLHS[~iommu_group~1,] left hand side expression in assignment: lhs: VariableLHS[~group~8,] left hand side expression in assignment: lhs: VariableLHS[~group~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~30,] left hand side expression in assignment: lhs: VariableLHS[~device~5,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~6,] left hand side expression in assignment: lhs: VariableLHS[~device~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~3,] left hand side expression in assignment: lhs: VariableLHS[~iommu_group~2,] left hand side expression in assignment: lhs: VariableLHS[~group~9,] left hand side expression in assignment: lhs: VariableLHS[~device~6,] left hand side expression in assignment: lhs: VariableLHS[~device~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~31,] left hand side expression in assignment: lhs: VariableLHS[~device~8,] left hand side expression in assignment: lhs: VariableLHS[~group~10,] left hand side expression in assignment: lhs: VariableLHS[~device_data~0,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~interrupted~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~19,] left hand side expression in assignment: lhs: VariableLHS[~unbound~3,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~unbound~3,],base],StructAccessExpression[IdentifierExpression[~unbound~3,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~8,] left hand side expression in assignment: lhs: VariableLHS[~device~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~7,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~__ret~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cond___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret~2,] left hand side expression in assignment: lhs: VariableLHS[~__ret___0~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__wait~0,],base],StructAccessExpression[IdentifierExpression[~#__wait~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~5,] left hand side expression in assignment: lhs: VariableLHS[~__int~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~4,] left hand side expression in assignment: lhs: VariableLHS[~__cond~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret~2,] left hand side expression in assignment: lhs: VariableLHS[~ret~2,] left hand side expression in assignment: lhs: VariableLHS[~__ret___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cond___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___1~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___2~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__wait___0~0,],base],StructAccessExpression[IdentifierExpression[~#__wait___0~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~1,] left hand side expression in assignment: lhs: VariableLHS[~__int___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cond___1~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__ret___1~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~2,] left hand side expression in assignment: lhs: VariableLHS[~interrupted~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~3,] left hand side expression in assignment: lhs: VariableLHS[~driver~2,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~11,] left hand side expression in assignment: lhs: VariableLHS[~driver~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~32,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~20,] left hand side expression in assignment: lhs: VariableLHS[~ret~3,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~9,] left hand side expression in assignment: lhs: VariableLHS[~driver~2,] left hand side expression in assignment: lhs: VariableLHS[~ret~3,] left hand side expression in assignment: lhs: VariableLHS[~ret~4,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~12,] left hand side expression in assignment: lhs: VariableLHS[~group~11,] left hand side expression in assignment: lhs: VariableLHS[~ret~4,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~10,] left hand side expression in assignment: lhs: VariableLHS[~group~11,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___1~2,] left hand side expression in assignment: lhs: VariableLHS[~group~11,] left hand side expression in assignment: lhs: VariableLHS[~__mptr___2~1,] left hand side expression in assignment: lhs: VariableLHS[~group~11,] left hand side expression in assignment: lhs: VariableLHS[~ret~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~33,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~13,] left hand side expression in assignment: lhs: VariableLHS[~driver~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~8,] left hand side expression in assignment: lhs: VariableLHS[~data~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~5,] left hand side expression in assignment: lhs: VariableLHS[~ret~5,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~container,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[164],StructAccessExpression[IdentifierExpression[~container,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~container,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[172],StructAccessExpression[IdentifierExpression[~container,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~11,] left hand side expression in assignment: lhs: VariableLHS[~driver~3,] left hand side expression in assignment: lhs: VariableLHS[~container~1,] left hand side expression in assignment: lhs: VariableLHS[~ret~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~6,] left hand side expression in assignment: lhs: VariableLHS[~driver~4,] left hand side expression in assignment: lhs: VariableLHS[~data~1,] left hand side expression in assignment: lhs: VariableLHS[~ret~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~34,] left hand side expression in assignment: lhs: VariableLHS[~arg,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp~35,] left hand side expression in assignment: lhs: VariableLHS[~container~2,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~filep,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[436],StructAccessExpression[IdentifierExpression[~filep,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~container~3,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~filep,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[436],StructAccessExpression[IdentifierExpression[~filep,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~container~4,] left hand side expression in assignment: lhs: VariableLHS[~ret~7,] left hand side expression in assignment: lhs: VariableLHS[~driver~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~36,] left hand side expression in assignment: lhs: VariableLHS[~ret~7,] left hand side expression in assignment: lhs: VariableLHS[~container~5,] left hand side expression in assignment: lhs: VariableLHS[~ret~8,] left hand side expression in assignment: lhs: VariableLHS[~driver~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~37,] left hand side expression in assignment: lhs: VariableLHS[~ret~8,] left hand side expression in assignment: lhs: VariableLHS[~container~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~9,] left hand side expression in assignment: lhs: VariableLHS[~driver~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~38,] left hand side expression in assignment: lhs: VariableLHS[~ret~9,] left hand side expression in assignment: lhs: VariableLHS[~container~7,] left hand side expression in assignment: lhs: VariableLHS[~driver~8,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~group,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~39,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~container~7,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[164],StructAccessExpression[IdentifierExpression[~container~7,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~container~7,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[172],StructAccessExpression[IdentifierExpression[~container~7,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~40,] left hand side expression in assignment: lhs: VariableLHS[~users~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~41,] left hand side expression in assignment: lhs: VariableLHS[~ret~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp~42,] left hand side expression in assignment: address: IdentifierExpression[~#f~0,] left hand side expression in assignment: lhs: VariableLHS[~container~8,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~23,] left hand side expression in assignment: lhs: VariableLHS[~driver~9,] left hand side expression in assignment: lhs: VariableLHS[~ret~10,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~group,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~group,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~43,] left hand side expression in assignment: lhs: VariableLHS[~ret~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~44,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~10,] left hand side expression in assignment: lhs: VariableLHS[~__mptr~14,] left hand side expression in assignment: lhs: VariableLHS[~device~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~7,] left hand side expression in assignment: lhs: VariableLHS[~ret~11,] left hand side expression in assignment: lhs: VariableLHS[~ret~11,] left hand side expression in assignment: lhs: VariableLHS[~filep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~6,] left hand side expression in assignment: lhs: VariableLHS[~ret~11,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~filep~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[128],StructAccessExpression[IdentifierExpression[~filep~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__mptr___0~12,] left hand side expression in assignment: lhs: VariableLHS[~device~9,] left hand side expression in assignment: lhs: VariableLHS[~group~12,] left hand side expression in assignment: lhs: VariableLHS[~ret~12,] left hand side expression in assignment: lhs: VariableLHS[~minsz~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~45,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#status~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~#status~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~25,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#status~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~#status~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#status~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~#status~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~11,] left hand side expression in assignment: lhs: VariableLHS[~ret~12,] left hand side expression in assignment: lhs: VariableLHS[~fd~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~10,] left hand side expression in assignment: lhs: VariableLHS[~ret~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~8,] left hand side expression in assignment: lhs: VariableLHS[~ret~12,] left hand side expression in assignment: lhs: VariableLHS[~buf~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~3,] left hand side expression in assignment: lhs: VariableLHS[~ret~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~46,] left hand side expression in assignment: lhs: VariableLHS[~arg,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~26,] left hand side expression in assignment: lhs: VariableLHS[~tmp~47,] left hand side expression in assignment: lhs: VariableLHS[~group~13,] left hand side expression in assignment: lhs: VariableLHS[~opened~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~filep,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[436],StructAccessExpression[IdentifierExpression[~filep,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~group~14,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~filep,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[436],StructAccessExpression[IdentifierExpression[~filep,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~device~10,] left hand side expression in assignment: lhs: VariableLHS[~device~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~48,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~27,] left hand side expression in assignment: lhs: VariableLHS[~device~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~49,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~28,] left hand side expression in assignment: lhs: VariableLHS[~device~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~50,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~29,] left hand side expression in assignment: lhs: VariableLHS[~device~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~51,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~30,] left hand side expression in assignment: lhs: VariableLHS[~tmp~52,] left hand side expression in assignment: lhs: VariableLHS[~arg,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~31,] left hand side expression in assignment: lhs: VariableLHS[~group~15,] left hand side expression in assignment: lhs: VariableLHS[~tmp~53,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~32,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~54,] left hand side expression in assignment: lhs: VariableLHS[~tmp~55,] left hand side expression in assignment: lhs: VariableLHS[~tmp~56,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~33,] left hand side expression in assignment: lhs: VariableLHS[~ret~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~57,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#vfio~0,GLOBAL],base],StructAccessExpression[IdentifierExpression[~#vfio~0,GLOBAL],offset]]] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~34,] left hand side expression in assignment: lhs: VariableLHS[~ret~13,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[#t~mem747,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[48],StructAccessExpression[IdentifierExpression[#t~mem747,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~ret~13,] left hand side expression in assignment: lhs: VariableLHS[~ret~13,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#vfio~0,GLOBAL],base],StructAccessExpression[IdentifierExpression[~#vfio~0,GLOBAL],offset]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~58,] left hand side expression in assignment: lhs: VariableLHS[~__ret_warn_on~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~35,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#vfio~0,GLOBAL],base],StructAccessExpression[IdentifierExpression[~#vfio~0,GLOBAL],offset]]] left hand side expression in assignment: lhs: VariableLHS[~tmp~59,] left hand side expression in assignment: lhs: VariableLHS[~vfio_group_fops_group1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~36,] left hand side expression in assignment: lhs: VariableLHS[~vfio_group_fops_group2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~60,] left hand side expression in assignment: lhs: VariableLHS[~vfio_device_fops_group1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~37,] left hand side expression in assignment: lhs: VariableLHS[~vfio_device_fops_group2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~61,] left hand side expression in assignment: lhs: VariableLHS[~vfio_fops_group1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~38,] left hand side expression in assignment: lhs: VariableLHS[~vfio_fops_group2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~62,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~39,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~14,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~12,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~10,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~9,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg18~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~7,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~4,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg15~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~2,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~2,] left hand side expression in assignment: lhs: VariableLHS[~ldvarg17~0,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~2,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_retval_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~2,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_retval_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~2,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_retval_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~1,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_retval_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ref_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~63,] left hand side expression in assignment: lhs: VariableLHS[~tmp~64,] left hand side expression in assignment: lhs: VariableLHS[~tmp~65,] left hand side expression in assignment: lhs: VariableLHS[~tmp~66,] left hand side expression in assignment: lhs: VariableLHS[~tmp~67,] left hand side expression in assignment: lhs: VariableLHS[~tmp~68,] left hand side expression in assignment: lhs: VariableLHS[~ldv_func_res~0,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~69,] left hand side expression in assignment: lhs: VariableLHS[~ldv_func_res~1,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~70,] left hand side expression in assignment: lhs: VariableLHS[~ldv_func_res~2,] left hand side expression in assignment: lhs: VariableLHS[~ldv_state_variable_1~0,GLOBAL] [2020-12-23 15:19:04,343 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--vfio--vfio.ko-entry_point.cil.out.i[198983,198996] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~40,] left hand side expression in assignment: lhs: VariableLHS[~tmp~71,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~40,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~40,] left hand side expression in assignment: lhs: VariableLHS[~ldv_module_refcounter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~module_get_succeeded~0,] left hand side expression in assignment: lhs: VariableLHS[~ldv_module_refcounter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ldv_module_refcounter~0,GLOBAL] [2020-12-23 15:19:04,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 15:19:04,790 INFO L208 MainTranslator]: Completed translation [2020-12-23 15:19:04,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04 WrapperNode [2020-12-23 15:19:04,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 15:19:04,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 15:19:04,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 15:19:04,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 15:19:04,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (1/1) ... [2020-12-23 15:19:04,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (1/1) ... [2020-12-23 15:19:05,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 15:19:05,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 15:19:05,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 15:19:05,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 15:19:05,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (1/1) ... [2020-12-23 15:19:05,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (1/1) ... [2020-12-23 15:19:05,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (1/1) ... [2020-12-23 15:19:05,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (1/1) ... [2020-12-23 15:19:05,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (1/1) ... [2020-12-23 15:19:05,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (1/1) ... [2020-12-23 15:19:05,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (1/1) ... [2020-12-23 15:19:05,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 15:19:05,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 15:19:05,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 15:19:05,797 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 15:19:05,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2020-12-23 15:19:05,891 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2020-12-23 15:19:05,891 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-12-23 15:19:05,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-12-23 15:19:05,892 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2020-12-23 15:19:05,892 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2020-12-23 15:19:05,892 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_fops_compat_ioctl [2020-12-23 15:19:05,892 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_fops_compat_ioctl [2020-12-23 15:19:05,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-23 15:19:05,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-23 15:19:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_device_fops_read [2020-12-23 15:19:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_device_fops_read [2020-12-23 15:19:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure __vfio_group_unset_container [2020-12-23 15:19:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __vfio_group_unset_container [2020-12-23 15:19:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_device_fops_compat_ioctl [2020-12-23 15:19:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_device_fops_compat_ioctl [2020-12-23 15:19:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_device_fops_mmap [2020-12-23 15:19:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_device_fops_mmap [2020-12-23 15:19:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_group_put [2020-12-23 15:19:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_group_put [2020-12-23 15:19:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_group_try_dissolve_container [2020-12-23 15:19:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_group_try_dissolve_container [2020-12-23 15:19:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 15:19:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_device_fops_write [2020-12-23 15:19:05,895 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_device_fops_write [2020-12-23 15:19:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-23 15:19:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_device_fops_unl_ioctl [2020-12-23 15:19:05,895 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_device_fops_unl_ioctl [2020-12-23 15:19:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2020-12-23 15:19:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2020-12-23 15:19:05,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2020-12-23 15:19:05,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-23 15:19:05,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-23 15:19:05,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-23 15:19:05,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-23 15:19:05,896 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_device_put [2020-12-23 15:19:05,896 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_device_put [2020-12-23 15:19:05,896 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put_mutex [2020-12-23 15:19:05,896 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put_mutex [2020-12-23 15:19:05,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-23 15:19:05,897 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_group_put_external_user [2020-12-23 15:19:05,897 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_group_put_external_user [2020-12-23 15:19:05,897 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_fops_read [2020-12-23 15:19:05,897 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_fops_read [2020-12-23 15:19:05,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-23 15:19:05,897 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_fops_unl_ioctl [2020-12-23 15:19:05,897 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_fops_unl_ioctl [2020-12-23 15:19:05,898 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2020-12-23 15:19:05,898 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2020-12-23 15:19:05,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-23 15:19:05,898 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_fops_mmap [2020-12-23 15:19:05,898 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_fops_mmap [2020-12-23 15:19:05,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-23 15:19:05,898 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-12-23 15:19:05,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-12-23 15:19:05,899 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_fops_write [2020-12-23 15:19:05,899 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_fops_write [2020-12-23 15:19:05,899 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_ioctl_check_extension [2020-12-23 15:19:05,899 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_ioctl_check_extension [2020-12-23 15:19:05,899 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_container_put [2020-12-23 15:19:05,899 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_container_put [2020-12-23 15:19:05,899 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-12-23 15:19:05,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-12-23 15:19:05,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 15:19:05,900 INFO L130 BoogieDeclarations]: Found specification of procedure vfio_ioctl_set_iommu [2020-12-23 15:19:05,900 INFO L138 BoogieDeclarations]: Found implementation of procedure vfio_ioctl_set_iommu [2020-12-23 15:19:05,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 15:19:05,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 15:19:15,160 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 15:19:15,161 INFO L299 CfgBuilder]: Removed 1580 assume(true) statements. [2020-12-23 15:19:15,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:19:15 BoogieIcfgContainer [2020-12-23 15:19:15,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 15:19:15,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 15:19:15,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 15:19:15,176 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 15:19:15,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 03:19:01" (1/3) ... [2020-12-23 15:19:15,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6142208e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:19:15, skipping insertion in model container [2020-12-23 15:19:15,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:19:04" (2/3) ... [2020-12-23 15:19:15,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6142208e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:19:15, skipping insertion in model container [2020-12-23 15:19:15,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:19:15" (3/3) ... [2020-12-23 15:19:15,180 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--vfio--vfio.ko-entry_point.cil.out.i [2020-12-23 15:19:15,187 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 15:19:15,194 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-12-23 15:19:15,213 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-12-23 15:19:15,254 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 15:19:15,254 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 15:19:15,254 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 15:19:15,255 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 15:19:15,255 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 15:19:15,255 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 15:19:15,255 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 15:19:15,255 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 15:19:15,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states. [2020-12-23 15:19:15,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-23 15:19:15,348 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:15,349 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:15,350 INFO L429 AbstractCegarLoop]: === Iteration 1 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:15,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:15,358 INFO L82 PathProgramCache]: Analyzing trace with hash -498588482, now seen corresponding path program 1 times [2020-12-23 15:19:15,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:15,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059821882] [2020-12-23 15:19:15,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:16,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 15:19:16,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059821882] [2020-12-23 15:19:16,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:19:16,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 15:19:16,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877653770] [2020-12-23 15:19:16,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 15:19:16,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:19:16,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 15:19:16,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 15:19:16,341 INFO L87 Difference]: Start difference. First operand 1760 states. Second operand 2 states. [2020-12-23 15:19:16,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:19:16,532 INFO L93 Difference]: Finished difference Result 3516 states and 4921 transitions. [2020-12-23 15:19:16,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 15:19:16,533 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 112 [2020-12-23 15:19:16,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:19:16,571 INFO L225 Difference]: With dead ends: 3516 [2020-12-23 15:19:16,572 INFO L226 Difference]: Without dead ends: 1751 [2020-12-23 15:19:16,594 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 15:19:16,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1751 states. [2020-12-23 15:19:16,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1751 to 1751. [2020-12-23 15:19:16,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1751 states. [2020-12-23 15:19:16,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1751 states and 2358 transitions. [2020-12-23 15:19:16,785 INFO L78 Accepts]: Start accepts. Automaton has 1751 states and 2358 transitions. Word has length 112 [2020-12-23 15:19:16,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:19:16,786 INFO L481 AbstractCegarLoop]: Abstraction has 1751 states and 2358 transitions. [2020-12-23 15:19:16,786 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 15:19:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2358 transitions. [2020-12-23 15:19:16,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-23 15:19:16,792 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:16,793 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:16,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 15:19:16,795 INFO L429 AbstractCegarLoop]: === Iteration 2 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:16,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:16,801 INFO L82 PathProgramCache]: Analyzing trace with hash 450589650, now seen corresponding path program 1 times [2020-12-23 15:19:16,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:16,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837750911] [2020-12-23 15:19:16,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:17,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 15:19:17,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837750911] [2020-12-23 15:19:17,227 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:19:17,227 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 15:19:17,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074762654] [2020-12-23 15:19:17,229 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 15:19:17,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:19:17,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 15:19:17,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 15:19:17,230 INFO L87 Difference]: Start difference. First operand 1751 states and 2358 transitions. Second operand 3 states. [2020-12-23 15:19:19,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:19:19,548 INFO L93 Difference]: Finished difference Result 5000 states and 6783 transitions. [2020-12-23 15:19:19,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 15:19:19,549 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2020-12-23 15:19:19,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:19:19,578 INFO L225 Difference]: With dead ends: 5000 [2020-12-23 15:19:19,579 INFO L226 Difference]: Without dead ends: 3340 [2020-12-23 15:19:19,590 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 15:19:19,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3340 states. [2020-12-23 15:19:19,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3340 to 3330. [2020-12-23 15:19:19,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3330 states. [2020-12-23 15:19:19,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 3330 states and 4524 transitions. [2020-12-23 15:19:19,740 INFO L78 Accepts]: Start accepts. Automaton has 3330 states and 4524 transitions. Word has length 112 [2020-12-23 15:19:19,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:19:19,741 INFO L481 AbstractCegarLoop]: Abstraction has 3330 states and 4524 transitions. [2020-12-23 15:19:19,741 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 15:19:19,742 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 4524 transitions. [2020-12-23 15:19:19,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-23 15:19:19,755 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:19,756 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:19,756 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 15:19:19,756 INFO L429 AbstractCegarLoop]: === Iteration 3 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:19,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:19,758 INFO L82 PathProgramCache]: Analyzing trace with hash -367720122, now seen corresponding path program 1 times [2020-12-23 15:19:19,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:19,758 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567532335] [2020-12-23 15:19:19,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:20,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 15:19:20,322 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567532335] [2020-12-23 15:19:20,323 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:19:20,323 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 15:19:20,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578151336] [2020-12-23 15:19:20,326 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 15:19:20,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:19:20,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 15:19:20,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 15:19:20,327 INFO L87 Difference]: Start difference. First operand 3330 states and 4524 transitions. Second operand 3 states. [2020-12-23 15:19:20,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:19:20,599 INFO L93 Difference]: Finished difference Result 3336 states and 4528 transitions. [2020-12-23 15:19:20,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 15:19:20,600 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2020-12-23 15:19:20,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:19:20,630 INFO L225 Difference]: With dead ends: 3336 [2020-12-23 15:19:20,631 INFO L226 Difference]: Without dead ends: 3333 [2020-12-23 15:19:20,635 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 15:19:20,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3333 states. [2020-12-23 15:19:20,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3333 to 3330. [2020-12-23 15:19:20,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3330 states. [2020-12-23 15:19:20,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 3330 states and 4523 transitions. [2020-12-23 15:19:20,831 INFO L78 Accepts]: Start accepts. Automaton has 3330 states and 4523 transitions. Word has length 121 [2020-12-23 15:19:20,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:19:20,833 INFO L481 AbstractCegarLoop]: Abstraction has 3330 states and 4523 transitions. [2020-12-23 15:19:20,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 15:19:20,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 4523 transitions. [2020-12-23 15:19:20,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-23 15:19:20,842 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:20,843 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:20,843 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 15:19:20,843 INFO L429 AbstractCegarLoop]: === Iteration 4 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:20,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:20,844 INFO L82 PathProgramCache]: Analyzing trace with hash -367660540, now seen corresponding path program 1 times [2020-12-23 15:19:20,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:20,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114606401] [2020-12-23 15:19:20,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:21,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 15:19:21,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114606401] [2020-12-23 15:19:21,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:19:21,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 15:19:21,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299181471] [2020-12-23 15:19:21,337 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 15:19:21,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:19:21,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 15:19:21,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 15:19:21,339 INFO L87 Difference]: Start difference. First operand 3330 states and 4523 transitions. Second operand 3 states. [2020-12-23 15:19:21,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:19:21,742 INFO L93 Difference]: Finished difference Result 9796 states and 13526 transitions. [2020-12-23 15:19:21,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 15:19:21,743 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2020-12-23 15:19:21,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:19:21,795 INFO L225 Difference]: With dead ends: 9796 [2020-12-23 15:19:21,796 INFO L226 Difference]: Without dead ends: 6543 [2020-12-23 15:19:21,822 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 15:19:21,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6543 states. [2020-12-23 15:19:22,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6543 to 6528. [2020-12-23 15:19:22,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6528 states. [2020-12-23 15:19:22,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6528 states to 6528 states and 8925 transitions. [2020-12-23 15:19:22,122 INFO L78 Accepts]: Start accepts. Automaton has 6528 states and 8925 transitions. Word has length 121 [2020-12-23 15:19:22,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:19:22,124 INFO L481 AbstractCegarLoop]: Abstraction has 6528 states and 8925 transitions. [2020-12-23 15:19:22,124 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 15:19:22,124 INFO L276 IsEmpty]: Start isEmpty. Operand 6528 states and 8925 transitions. [2020-12-23 15:19:22,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-12-23 15:19:22,130 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:22,131 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:22,131 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 15:19:22,131 INFO L429 AbstractCegarLoop]: === Iteration 5 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:22,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:22,132 INFO L82 PathProgramCache]: Analyzing trace with hash -380583873, now seen corresponding path program 1 times [2020-12-23 15:19:22,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:22,132 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121833359] [2020-12-23 15:19:22,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:22,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-12-23 15:19:22,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:22,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 15:19:22,523 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121833359] [2020-12-23 15:19:22,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:19:22,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 15:19:22,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405875576] [2020-12-23 15:19:22,526 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 15:19:22,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:19:22,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 15:19:22,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 15:19:22,530 INFO L87 Difference]: Start difference. First operand 6528 states and 8925 transitions. Second operand 4 states. [2020-12-23 15:19:26,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:19:26,818 INFO L93 Difference]: Finished difference Result 11517 states and 15835 transitions. [2020-12-23 15:19:26,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 15:19:26,820 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 129 [2020-12-23 15:19:26,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:19:26,863 INFO L225 Difference]: With dead ends: 11517 [2020-12-23 15:19:26,864 INFO L226 Difference]: Without dead ends: 5080 [2020-12-23 15:19:26,903 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 15:19:26,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5080 states. [2020-12-23 15:19:27,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5080 to 4732. [2020-12-23 15:19:27,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4732 states. [2020-12-23 15:19:27,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4732 states to 4732 states and 6495 transitions. [2020-12-23 15:19:27,343 INFO L78 Accepts]: Start accepts. Automaton has 4732 states and 6495 transitions. Word has length 129 [2020-12-23 15:19:27,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:19:27,343 INFO L481 AbstractCegarLoop]: Abstraction has 4732 states and 6495 transitions. [2020-12-23 15:19:27,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 15:19:27,344 INFO L276 IsEmpty]: Start isEmpty. Operand 4732 states and 6495 transitions. [2020-12-23 15:19:27,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-12-23 15:19:27,350 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:27,350 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:27,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 15:19:27,351 INFO L429 AbstractCegarLoop]: === Iteration 6 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:27,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:27,351 INFO L82 PathProgramCache]: Analyzing trace with hash -429575721, now seen corresponding path program 1 times [2020-12-23 15:19:27,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:27,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527955045] [2020-12-23 15:19:27,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:27,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-12-23 15:19:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:27,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 15:19:27,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527955045] [2020-12-23 15:19:27,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:19:27,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 15:19:27,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461675364] [2020-12-23 15:19:27,655 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 15:19:27,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:19:27,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 15:19:27,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 15:19:27,656 INFO L87 Difference]: Start difference. First operand 4732 states and 6495 transitions. Second operand 4 states. [2020-12-23 15:19:33,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:19:33,056 INFO L93 Difference]: Finished difference Result 14448 states and 19895 transitions. [2020-12-23 15:19:33,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 15:19:33,057 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 140 [2020-12-23 15:19:33,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:19:33,131 INFO L225 Difference]: With dead ends: 14448 [2020-12-23 15:19:33,132 INFO L226 Difference]: Without dead ends: 9807 [2020-12-23 15:19:33,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 15:19:33,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9807 states. [2020-12-23 15:19:33,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9807 to 9070. [2020-12-23 15:19:33,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9070 states. [2020-12-23 15:19:33,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9070 states to 9070 states and 12445 transitions. [2020-12-23 15:19:33,654 INFO L78 Accepts]: Start accepts. Automaton has 9070 states and 12445 transitions. Word has length 140 [2020-12-23 15:19:33,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:19:33,654 INFO L481 AbstractCegarLoop]: Abstraction has 9070 states and 12445 transitions. [2020-12-23 15:19:33,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 15:19:33,654 INFO L276 IsEmpty]: Start isEmpty. Operand 9070 states and 12445 transitions. [2020-12-23 15:19:33,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-12-23 15:19:33,661 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:33,661 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:33,662 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 15:19:33,662 INFO L429 AbstractCegarLoop]: === Iteration 7 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:33,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:33,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1698876181, now seen corresponding path program 1 times [2020-12-23 15:19:33,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:33,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519983362] [2020-12-23 15:19:33,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:33,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-12-23 15:19:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:33,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-23 15:19:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:33,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-12-23 15:19:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 15:19:33,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519983362] [2020-12-23 15:19:33,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:19:33,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 15:19:33,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649864967] [2020-12-23 15:19:33,987 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 15:19:33,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:19:33,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 15:19:33,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 15:19:33,988 INFO L87 Difference]: Start difference. First operand 9070 states and 12445 transitions. Second operand 4 states. [2020-12-23 15:19:38,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:19:38,099 INFO L93 Difference]: Finished difference Result 13925 states and 19121 transitions. [2020-12-23 15:19:38,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 15:19:38,100 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 145 [2020-12-23 15:19:38,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:19:38,132 INFO L225 Difference]: With dead ends: 13925 [2020-12-23 15:19:38,133 INFO L226 Difference]: Without dead ends: 4946 [2020-12-23 15:19:38,178 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 15:19:38,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4946 states. [2020-12-23 15:19:38,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4946 to 4598. [2020-12-23 15:19:38,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4598 states. [2020-12-23 15:19:38,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 4598 states and 6269 transitions. [2020-12-23 15:19:38,449 INFO L78 Accepts]: Start accepts. Automaton has 4598 states and 6269 transitions. Word has length 145 [2020-12-23 15:19:38,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:19:38,450 INFO L481 AbstractCegarLoop]: Abstraction has 4598 states and 6269 transitions. [2020-12-23 15:19:38,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 15:19:38,450 INFO L276 IsEmpty]: Start isEmpty. Operand 4598 states and 6269 transitions. [2020-12-23 15:19:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-12-23 15:19:38,462 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:38,463 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:38,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 15:19:38,463 INFO L429 AbstractCegarLoop]: === Iteration 8 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:38,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:38,464 INFO L82 PathProgramCache]: Analyzing trace with hash -345203021, now seen corresponding path program 1 times [2020-12-23 15:19:38,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:38,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686915873] [2020-12-23 15:19:38,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:38,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:38,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-12-23 15:19:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:38,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 15:19:38,835 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686915873] [2020-12-23 15:19:38,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:19:38,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 15:19:38,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33663064] [2020-12-23 15:19:38,836 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 15:19:38,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:19:38,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 15:19:38,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 15:19:38,837 INFO L87 Difference]: Start difference. First operand 4598 states and 6269 transitions. Second operand 4 states. [2020-12-23 15:19:43,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:19:43,149 INFO L93 Difference]: Finished difference Result 9477 states and 13279 transitions. [2020-12-23 15:19:43,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 15:19:43,150 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 163 [2020-12-23 15:19:43,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:19:43,178 INFO L225 Difference]: With dead ends: 9477 [2020-12-23 15:19:43,178 INFO L226 Difference]: Without dead ends: 4970 [2020-12-23 15:19:43,199 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 15:19:43,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4970 states. [2020-12-23 15:19:43,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4970 to 4606. [2020-12-23 15:19:43,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4606 states. [2020-12-23 15:19:43,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4606 states to 4606 states and 6277 transitions. [2020-12-23 15:19:43,408 INFO L78 Accepts]: Start accepts. Automaton has 4606 states and 6277 transitions. Word has length 163 [2020-12-23 15:19:43,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:19:43,408 INFO L481 AbstractCegarLoop]: Abstraction has 4606 states and 6277 transitions. [2020-12-23 15:19:43,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 15:19:43,409 INFO L276 IsEmpty]: Start isEmpty. Operand 4606 states and 6277 transitions. [2020-12-23 15:19:43,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-12-23 15:19:43,418 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:43,418 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:43,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 15:19:43,418 INFO L429 AbstractCegarLoop]: === Iteration 9 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:43,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:43,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1867538912, now seen corresponding path program 1 times [2020-12-23 15:19:43,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:43,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034282785] [2020-12-23 15:19:43,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:43,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-12-23 15:19:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:43,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 15:19:43,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034282785] [2020-12-23 15:19:43,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:19:43,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 15:19:43,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744466534] [2020-12-23 15:19:43,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 15:19:43,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:19:43,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 15:19:43,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 15:19:43,774 INFO L87 Difference]: Start difference. First operand 4606 states and 6277 transitions. Second operand 4 states. [2020-12-23 15:19:50,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:19:50,718 INFO L93 Difference]: Finished difference Result 11436 states and 15630 transitions. [2020-12-23 15:19:50,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 15:19:50,719 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 169 [2020-12-23 15:19:50,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:19:50,754 INFO L225 Difference]: With dead ends: 11436 [2020-12-23 15:19:50,754 INFO L226 Difference]: Without dead ends: 6921 [2020-12-23 15:19:50,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 15:19:50,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6921 states. [2020-12-23 15:19:51,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6921 to 6324. [2020-12-23 15:19:51,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6324 states. [2020-12-23 15:19:51,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6324 states to 6324 states and 8572 transitions. [2020-12-23 15:19:51,102 INFO L78 Accepts]: Start accepts. Automaton has 6324 states and 8572 transitions. Word has length 169 [2020-12-23 15:19:51,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:19:51,103 INFO L481 AbstractCegarLoop]: Abstraction has 6324 states and 8572 transitions. [2020-12-23 15:19:51,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 15:19:51,103 INFO L276 IsEmpty]: Start isEmpty. Operand 6324 states and 8572 transitions. [2020-12-23 15:19:51,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-12-23 15:19:51,114 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:51,114 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:51,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 15:19:51,114 INFO L429 AbstractCegarLoop]: === Iteration 10 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:51,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:51,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1039951095, now seen corresponding path program 1 times [2020-12-23 15:19:51,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:51,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656875857] [2020-12-23 15:19:51,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:52,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-12-23 15:19:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:52,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 15:19:52,274 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656875857] [2020-12-23 15:19:52,274 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:19:52,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 15:19:52,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103193049] [2020-12-23 15:19:52,276 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 15:19:52,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:19:52,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 15:19:52,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 15:19:52,277 INFO L87 Difference]: Start difference. First operand 6324 states and 8572 transitions. Second operand 4 states. [2020-12-23 15:19:56,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:19:56,749 INFO L93 Difference]: Finished difference Result 13188 states and 17951 transitions. [2020-12-23 15:19:56,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 15:19:56,750 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 164 [2020-12-23 15:19:56,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:19:56,785 INFO L225 Difference]: With dead ends: 13188 [2020-12-23 15:19:56,786 INFO L226 Difference]: Without dead ends: 6908 [2020-12-23 15:19:56,808 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 15:19:56,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6908 states. [2020-12-23 15:19:57,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6908 to 6340. [2020-12-23 15:19:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6340 states. [2020-12-23 15:19:57,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6340 states to 6340 states and 8588 transitions. [2020-12-23 15:19:57,119 INFO L78 Accepts]: Start accepts. Automaton has 6340 states and 8588 transitions. Word has length 164 [2020-12-23 15:19:57,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:19:57,120 INFO L481 AbstractCegarLoop]: Abstraction has 6340 states and 8588 transitions. [2020-12-23 15:19:57,120 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 15:19:57,120 INFO L276 IsEmpty]: Start isEmpty. Operand 6340 states and 8588 transitions. [2020-12-23 15:19:57,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-12-23 15:19:57,130 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:19:57,131 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:19:57,131 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 15:19:57,131 INFO L429 AbstractCegarLoop]: === Iteration 11 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:19:57,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:19:57,132 INFO L82 PathProgramCache]: Analyzing trace with hash 1499522073, now seen corresponding path program 1 times [2020-12-23 15:19:57,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:19:57,132 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683948200] [2020-12-23 15:19:57,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:19:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:59,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-12-23 15:19:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:19:59,615 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-23 15:19:59,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683948200] [2020-12-23 15:19:59,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831212062] [2020-12-23 15:19:59,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 15:20:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:01,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 3607 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-23 15:20:01,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 15:20:01,547 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-23 15:20:01,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 15:20:01,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2020-12-23 15:20:01,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264527578] [2020-12-23 15:20:01,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 15:20:01,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:20:01,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 15:20:01,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 15:20:01,549 INFO L87 Difference]: Start difference. First operand 6340 states and 8588 transitions. Second operand 4 states. [2020-12-23 15:20:03,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:20:03,936 INFO L93 Difference]: Finished difference Result 9564 states and 12948 transitions. [2020-12-23 15:20:03,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 15:20:03,937 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 180 [2020-12-23 15:20:03,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:20:03,960 INFO L225 Difference]: With dead ends: 9564 [2020-12-23 15:20:03,960 INFO L226 Difference]: Without dead ends: 3326 [2020-12-23 15:20:04,002 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-12-23 15:20:04,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3326 states. [2020-12-23 15:20:04,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3326 to 3318. [2020-12-23 15:20:04,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3318 states. [2020-12-23 15:20:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 3318 states and 4464 transitions. [2020-12-23 15:20:04,220 INFO L78 Accepts]: Start accepts. Automaton has 3318 states and 4464 transitions. Word has length 180 [2020-12-23 15:20:04,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:20:04,221 INFO L481 AbstractCegarLoop]: Abstraction has 3318 states and 4464 transitions. [2020-12-23 15:20:04,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 15:20:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 3318 states and 4464 transitions. [2020-12-23 15:20:04,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-12-23 15:20:04,226 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:20:04,227 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:20:04,441 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-23 15:20:04,442 INFO L429 AbstractCegarLoop]: === Iteration 12 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:20:04,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:20:04,442 INFO L82 PathProgramCache]: Analyzing trace with hash -789579695, now seen corresponding path program 1 times [2020-12-23 15:20:04,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:20:04,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515658521] [2020-12-23 15:20:04,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:20:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:07,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-12-23 15:20:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:07,496 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-23 15:20:07,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515658521] [2020-12-23 15:20:07,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801036275] [2020-12-23 15:20:07,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 15:20:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:08,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 3875 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-23 15:20:08,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 15:20:09,336 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-23 15:20:09,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 15:20:09,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2020-12-23 15:20:09,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92908645] [2020-12-23 15:20:09,337 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 15:20:09,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:20:09,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 15:20:09,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-12-23 15:20:09,338 INFO L87 Difference]: Start difference. First operand 3318 states and 4464 transitions. Second operand 7 states. [2020-12-23 15:20:09,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:20:09,872 INFO L93 Difference]: Finished difference Result 6536 states and 9013 transitions. [2020-12-23 15:20:09,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 15:20:09,873 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 200 [2020-12-23 15:20:09,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:20:09,889 INFO L225 Difference]: With dead ends: 6536 [2020-12-23 15:20:09,889 INFO L226 Difference]: Without dead ends: 3342 [2020-12-23 15:20:09,903 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-12-23 15:20:09,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3342 states. [2020-12-23 15:20:10,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3342 to 3330. [2020-12-23 15:20:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3330 states. [2020-12-23 15:20:10,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 3330 states and 4476 transitions. [2020-12-23 15:20:10,075 INFO L78 Accepts]: Start accepts. Automaton has 3330 states and 4476 transitions. Word has length 200 [2020-12-23 15:20:10,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:20:10,076 INFO L481 AbstractCegarLoop]: Abstraction has 3330 states and 4476 transitions. [2020-12-23 15:20:10,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 15:20:10,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 4476 transitions. [2020-12-23 15:20:10,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-12-23 15:20:10,084 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:20:10,084 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:20:10,299 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-12-23 15:20:10,299 INFO L429 AbstractCegarLoop]: === Iteration 13 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:20:10,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:20:10,300 INFO L82 PathProgramCache]: Analyzing trace with hash 947658092, now seen corresponding path program 1 times [2020-12-23 15:20:10,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:20:10,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618509533] [2020-12-23 15:20:10,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:20:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:10,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-12-23 15:20:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:10,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-23 15:20:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:10,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-12-23 15:20:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:10,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-12-23 15:20:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:10,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-12-23 15:20:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:10,941 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-12-23 15:20:10,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618509533] [2020-12-23 15:20:10,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 15:20:10,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 15:20:10,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808653094] [2020-12-23 15:20:10,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 15:20:10,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:20:10,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 15:20:10,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 15:20:10,947 INFO L87 Difference]: Start difference. First operand 3330 states and 4476 transitions. Second operand 4 states. [2020-12-23 15:20:15,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:20:15,254 INFO L93 Difference]: Finished difference Result 6830 states and 9490 transitions. [2020-12-23 15:20:15,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 15:20:15,255 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 246 [2020-12-23 15:20:15,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:20:15,272 INFO L225 Difference]: With dead ends: 6830 [2020-12-23 15:20:15,272 INFO L226 Difference]: Without dead ends: 3624 [2020-12-23 15:20:15,287 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 15:20:15,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3624 states. [2020-12-23 15:20:15,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3624 to 3330. [2020-12-23 15:20:15,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3330 states. [2020-12-23 15:20:15,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 3330 states and 4464 transitions. [2020-12-23 15:20:15,442 INFO L78 Accepts]: Start accepts. Automaton has 3330 states and 4464 transitions. Word has length 246 [2020-12-23 15:20:15,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:20:15,442 INFO L481 AbstractCegarLoop]: Abstraction has 3330 states and 4464 transitions. [2020-12-23 15:20:15,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 15:20:15,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 4464 transitions. [2020-12-23 15:20:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-23 15:20:15,449 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:20:15,450 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:20:15,450 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 15:20:15,450 INFO L429 AbstractCegarLoop]: === Iteration 14 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:20:15,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:20:15,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1111188369, now seen corresponding path program 1 times [2020-12-23 15:20:15,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:20:15,451 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921828655] [2020-12-23 15:20:15,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:20:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:17,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-12-23 15:20:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:17,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-12-23 15:20:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:17,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-12-23 15:20:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:17,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-12-23 15:20:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:17,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-12-23 15:20:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:17,980 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-12-23 15:20:17,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921828655] [2020-12-23 15:20:17,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232799987] [2020-12-23 15:20:17,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 15:20:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:19,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 4275 conjuncts, 39 conjunts are in the unsatisfiable core [2020-12-23 15:20:19,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 15:20:19,755 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 15:20:20,177 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-23 15:20:20,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 15:20:20,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 11] total 14 [2020-12-23 15:20:20,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983674287] [2020-12-23 15:20:20,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-23 15:20:20,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:20:20,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-23 15:20:20,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2020-12-23 15:20:20,180 INFO L87 Difference]: Start difference. First operand 3330 states and 4464 transitions. Second operand 14 states. [2020-12-23 15:20:25,132 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 29 [2020-12-23 15:20:25,569 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-23 15:20:28,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:20:28,260 INFO L93 Difference]: Finished difference Result 6996 states and 9692 transitions. [2020-12-23 15:20:28,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-12-23 15:20:28,261 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 248 [2020-12-23 15:20:28,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:20:28,280 INFO L225 Difference]: With dead ends: 6996 [2020-12-23 15:20:28,281 INFO L226 Difference]: Without dead ends: 3711 [2020-12-23 15:20:28,294 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=148, Invalid=502, Unknown=0, NotChecked=0, Total=650 [2020-12-23 15:20:28,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3711 states. [2020-12-23 15:20:28,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3711 to 3366. [2020-12-23 15:20:28,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3366 states. [2020-12-23 15:20:28,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 3366 states and 4500 transitions. [2020-12-23 15:20:28,463 INFO L78 Accepts]: Start accepts. Automaton has 3366 states and 4500 transitions. Word has length 248 [2020-12-23 15:20:28,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:20:28,464 INFO L481 AbstractCegarLoop]: Abstraction has 3366 states and 4500 transitions. [2020-12-23 15:20:28,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-23 15:20:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 4500 transitions. [2020-12-23 15:20:28,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2020-12-23 15:20:28,470 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:20:28,471 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:20:28,685 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-23 15:20:28,686 INFO L429 AbstractCegarLoop]: === Iteration 15 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:20:28,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:20:28,686 INFO L82 PathProgramCache]: Analyzing trace with hash 732376353, now seen corresponding path program 1 times [2020-12-23 15:20:28,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:20:28,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604325210] [2020-12-23 15:20:28,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:20:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:30,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2020-12-23 15:20:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:30,968 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-12-23 15:20:30,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604325210] [2020-12-23 15:20:30,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [144842119] [2020-12-23 15:20:30,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 15:20:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:50,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 4023 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-23 15:20:50,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 15:20:50,595 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-12-23 15:20:50,596 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 15:20:50,596 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2020-12-23 15:20:50,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550074708] [2020-12-23 15:20:50,597 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 15:20:50,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:20:50,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 15:20:50,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-12-23 15:20:50,598 INFO L87 Difference]: Start difference. First operand 3366 states and 4500 transitions. Second operand 9 states. [2020-12-23 15:20:55,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:20:55,591 INFO L93 Difference]: Finished difference Result 6981 states and 9381 transitions. [2020-12-23 15:20:55,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 15:20:55,592 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 223 [2020-12-23 15:20:55,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:20:55,609 INFO L225 Difference]: With dead ends: 6981 [2020-12-23 15:20:55,609 INFO L226 Difference]: Without dead ends: 3666 [2020-12-23 15:20:55,625 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-12-23 15:20:55,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3666 states. [2020-12-23 15:20:55,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3666 to 3376. [2020-12-23 15:20:55,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3376 states. [2020-12-23 15:20:55,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 4510 transitions. [2020-12-23 15:20:55,785 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 4510 transitions. Word has length 223 [2020-12-23 15:20:55,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:20:55,785 INFO L481 AbstractCegarLoop]: Abstraction has 3376 states and 4510 transitions. [2020-12-23 15:20:55,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 15:20:55,785 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 4510 transitions. [2020-12-23 15:20:55,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-12-23 15:20:55,792 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:20:55,793 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:20:56,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 15:20:56,007 INFO L429 AbstractCegarLoop]: === Iteration 16 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:20:56,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:20:56,009 INFO L82 PathProgramCache]: Analyzing trace with hash 471009727, now seen corresponding path program 2 times [2020-12-23 15:20:56,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:20:56,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136938033] [2020-12-23 15:20:56,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 15:20:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:57,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2020-12-23 15:20:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 15:20:57,985 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2020-12-23 15:20:57,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136938033] [2020-12-23 15:20:57,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729350789] [2020-12-23 15:20:57,986 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 15:22:37,571 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-23 15:22:37,572 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 15:22:37,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 4083 conjuncts, 21 conjunts are in the unsatisfiable core [2020-12-23 15:22:37,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 15:22:38,051 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2020-12-23 15:22:38,051 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 15:22:38,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 11 [2020-12-23 15:22:38,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133251070] [2020-12-23 15:22:38,054 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-23 15:22:38,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 15:22:38,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-23 15:22:38,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-12-23 15:22:38,058 INFO L87 Difference]: Start difference. First operand 3376 states and 4510 transitions. Second operand 11 states. [2020-12-23 15:22:43,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 15:22:43,746 INFO L93 Difference]: Finished difference Result 7000 states and 9400 transitions. [2020-12-23 15:22:43,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 15:22:43,747 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 233 [2020-12-23 15:22:43,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 15:22:43,765 INFO L225 Difference]: With dead ends: 7000 [2020-12-23 15:22:43,765 INFO L226 Difference]: Without dead ends: 3676 [2020-12-23 15:22:43,778 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-12-23 15:22:43,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3676 states. [2020-12-23 15:22:43,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3676 to 3386. [2020-12-23 15:22:43,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2020-12-23 15:22:43,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 4520 transitions. [2020-12-23 15:22:43,946 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 4520 transitions. Word has length 233 [2020-12-23 15:22:43,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 15:22:43,947 INFO L481 AbstractCegarLoop]: Abstraction has 3386 states and 4520 transitions. [2020-12-23 15:22:43,947 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-23 15:22:43,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 4520 transitions. [2020-12-23 15:22:43,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-12-23 15:22:43,954 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 15:22:43,954 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 15:22:44,154 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-23 15:22:44,155 INFO L429 AbstractCegarLoop]: === Iteration 17 === [vfio_ioctl_set_iommuErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr1ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_set_iommuErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, vfio_ioctl_check_extensionErr0ASSERT_VIOLATIONERROR_FUNCTION, __vfio_group_unset_containerErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 15:22:44,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 15:22:44,156 INFO L82 PathProgramCache]: Analyzing trace with hash 1508850081, now seen corresponding path program 3 times [2020-12-23 15:22:44,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 15:22:44,156 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690648972] [2020-12-23 15:22:44,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY