./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point_false-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point_false-unreach-call.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 26b7dc26029e4dd46971c4b95c446eac0360ca1d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point_false-unreach-call.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 26b7dc26029e4dd46971c4b95c446eac0360ca1d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-13 09:44:42,661 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 09:44:42,664 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 09:44:42,676 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 09:44:42,676 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 09:44:42,678 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 09:44:42,679 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 09:44:42,682 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 09:44:42,683 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 09:44:42,685 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 09:44:42,686 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 09:44:42,686 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 09:44:42,687 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 09:44:42,688 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 09:44:42,689 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 09:44:42,691 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 09:44:42,691 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 09:44:42,694 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 09:44:42,700 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 09:44:42,705 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 09:44:42,707 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 09:44:42,710 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 09:44:42,717 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 09:44:42,719 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 09:44:42,719 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 09:44:42,721 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 09:44:42,722 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 09:44:42,722 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 09:44:42,727 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 09:44:42,730 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 09:44:42,731 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 09:44:42,733 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 09:44:42,735 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 09:44:42,735 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 09:44:42,736 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 09:44:42,738 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 09:44:42,740 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-01-13 09:44:42,766 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 09:44:42,767 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 09:44:42,769 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 09:44:42,770 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 09:44:42,770 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 09:44:42,771 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 09:44:42,771 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 09:44:42,772 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 09:44:42,772 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 09:44:42,772 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 09:44:42,772 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 09:44:42,773 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 09:44:42,773 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 09:44:42,773 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 09:44:42,773 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 09:44:42,774 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 09:44:42,774 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 09:44:42,774 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 09:44:42,775 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 09:44:42,775 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 09:44:42,775 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 09:44:42,775 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 09:44:42,775 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 09:44:42,775 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 09:44:42,776 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-13 09:44:42,778 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-13 09:44:42,779 INFO L133 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26b7dc26029e4dd46971c4b95c446eac0360ca1d [2019-01-13 09:44:42,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 09:44:42,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 09:44:42,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 09:44:42,852 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 09:44:42,853 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 09:44:42,854 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 09:44:42,921 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fb064c8d/d22ab67a9a1e46e5be548130aa6ae111/FLAG2486170ed [2019-01-13 09:44:43,724 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 09:44:43,726 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 09:44:43,789 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fb064c8d/d22ab67a9a1e46e5be548130aa6ae111/FLAG2486170ed [2019-01-13 09:44:44,223 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fb064c8d/d22ab67a9a1e46e5be548130aa6ae111 [2019-01-13 09:44:44,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 09:44:44,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 09:44:44,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 09:44:44,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 09:44:44,234 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 09:44:44,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 09:44:44" (1/1) ... [2019-01-13 09:44:44,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff0a340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:44, skipping insertion in model container [2019-01-13 09:44:44,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 09:44:44" (1/1) ... [2019-01-13 09:44:44,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 09:44:44,399 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 09:44:44,945 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3703] [2019-01-13 09:44:44,946 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3704-3705] [2019-01-13 09:44:46,235 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 09:44:46,259 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 09:44:46,391 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3703] [2019-01-13 09:44:46,392 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3704-3705] [2019-01-13 09:44:46,708 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 09:44:46,893 INFO L195 MainTranslator]: Completed translation [2019-01-13 09:44:46,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46 WrapperNode [2019-01-13 09:44:46,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 09:44:46,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 09:44:46,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 09:44:46,896 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 09:44:46,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (1/1) ... [2019-01-13 09:44:46,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (1/1) ... [2019-01-13 09:44:47,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 09:44:47,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 09:44:47,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 09:44:47,130 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 09:44:47,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (1/1) ... [2019-01-13 09:44:47,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (1/1) ... [2019-01-13 09:44:47,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (1/1) ... [2019-01-13 09:44:47,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (1/1) ... [2019-01-13 09:44:47,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (1/1) ... [2019-01-13 09:44:47,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (1/1) ... [2019-01-13 09:44:47,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (1/1) ... [2019-01-13 09:44:47,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 09:44:47,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 09:44:47,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 09:44:47,337 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 09:44:47,340 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-01-13 09:44:47,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-13 09:44:47,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 09:44:47,415 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2019-01-13 09:44:47,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 09:44:47,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 09:44:47,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 09:44:47,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 09:44:47,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 09:44:47,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 09:44:47,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-13 09:44:47,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 09:44:47,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 09:44:54,810 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 09:44:54,810 INFO L286 CfgBuilder]: Removed 517 assue(true) statements. [2019-01-13 09:44:54,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 09:44:54 BoogieIcfgContainer [2019-01-13 09:44:54,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 09:44:54,813 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 09:44:54,814 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 09:44:54,817 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 09:44:54,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 09:44:44" (1/3) ... [2019-01-13 09:44:54,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b55bf85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 09:44:54, skipping insertion in model container [2019-01-13 09:44:54,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:44:46" (2/3) ... [2019-01-13 09:44:54,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b55bf85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 09:44:54, skipping insertion in model container [2019-01-13 09:44:54,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 09:44:54" (3/3) ... [2019-01-13 09:44:54,822 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 09:44:54,834 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 09:44:54,843 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-01-13 09:44:54,859 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-01-13 09:44:54,900 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 09:44:54,901 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 09:44:54,901 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 09:44:54,901 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 09:44:54,901 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 09:44:54,902 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 09:44:54,902 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 09:44:54,902 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 09:44:54,902 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 09:44:54,936 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states. [2019-01-13 09:44:54,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-13 09:44:54,954 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 09:44:54,955 INFO L402 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] [2019-01-13 09:44:54,957 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 09:44:54,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 09:44:54,963 INFO L82 PathProgramCache]: Analyzing trace with hash 1935080779, now seen corresponding path program 1 times [2019-01-13 09:44:54,965 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 09:44:54,966 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 09:44:55,040 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 09:44:55,040 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 09:44:55,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 09:44:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 09:44:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 09:44:55,600 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 09:44:55,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 09:44:55,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 09:44:55,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 09:44:55,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 09:44:55,623 INFO L87 Difference]: Start difference. First operand 551 states. Second operand 3 states. [2019-01-13 09:44:56,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 09:44:56,081 INFO L93 Difference]: Finished difference Result 1531 states and 2186 transitions. [2019-01-13 09:44:56,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 09:44:56,090 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-01-13 09:44:56,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 09:44:56,129 INFO L225 Difference]: With dead ends: 1531 [2019-01-13 09:44:56,130 INFO L226 Difference]: Without dead ends: 963 [2019-01-13 09:44:56,137 INFO L631 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 [2019-01-13 09:44:56,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2019-01-13 09:44:56,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 959. [2019-01-13 09:44:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 959 states. [2019-01-13 09:44:56,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1358 transitions. [2019-01-13 09:44:56,263 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1358 transitions. Word has length 29 [2019-01-13 09:44:56,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 09:44:56,264 INFO L480 AbstractCegarLoop]: Abstraction has 959 states and 1358 transitions. [2019-01-13 09:44:56,264 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 09:44:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1358 transitions. [2019-01-13 09:44:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-13 09:44:56,270 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 09:44:56,270 INFO L402 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] [2019-01-13 09:44:56,270 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 09:44:56,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 09:44:56,272 INFO L82 PathProgramCache]: Analyzing trace with hash 766727501, now seen corresponding path program 1 times [2019-01-13 09:44:56,272 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 09:44:56,272 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 09:44:56,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 09:44:56,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 09:44:56,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 09:44:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 09:44:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 09:44:56,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 09:44:56,502 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 09:44:56,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 09:44:56,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 09:44:56,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 09:44:56,507 INFO L87 Difference]: Start difference. First operand 959 states and 1358 transitions. Second operand 3 states. [2019-01-13 09:44:57,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 09:44:57,157 INFO L93 Difference]: Finished difference Result 2203 states and 3118 transitions. [2019-01-13 09:44:57,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 09:44:57,158 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-01-13 09:44:57,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 09:44:57,168 INFO L225 Difference]: With dead ends: 2203 [2019-01-13 09:44:57,169 INFO L226 Difference]: Without dead ends: 1256 [2019-01-13 09:44:57,173 INFO L631 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 [2019-01-13 09:44:57,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1256 states. [2019-01-13 09:44:57,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1256 to 1248. [2019-01-13 09:44:57,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1248 states. [2019-01-13 09:44:57,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1766 transitions. [2019-01-13 09:44:57,264 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1766 transitions. Word has length 40 [2019-01-13 09:44:57,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 09:44:57,265 INFO L480 AbstractCegarLoop]: Abstraction has 1248 states and 1766 transitions. [2019-01-13 09:44:57,265 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 09:44:57,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1766 transitions. [2019-01-13 09:44:57,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-01-13 09:44:57,272 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 09:44:57,273 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-13 09:44:57,273 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 09:44:57,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 09:44:57,274 INFO L82 PathProgramCache]: Analyzing trace with hash 539281720, now seen corresponding path program 1 times [2019-01-13 09:44:57,274 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 09:44:57,276 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 09:44:57,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 09:44:57,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 09:44:57,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 09:44:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 09:44:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-01-13 09:44:57,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 09:44:57,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 09:44:57,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 09:44:57,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 09:44:57,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 09:44:57,628 INFO L87 Difference]: Start difference. First operand 1248 states and 1766 transitions. Second operand 3 states. [2019-01-13 09:44:58,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 09:44:58,075 INFO L93 Difference]: Finished difference Result 1248 states and 1766 transitions. [2019-01-13 09:44:58,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 09:44:58,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-01-13 09:44:58,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 09:44:58,087 INFO L225 Difference]: With dead ends: 1248 [2019-01-13 09:44:58,088 INFO L226 Difference]: Without dead ends: 1244 [2019-01-13 09:44:58,089 INFO L631 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 [2019-01-13 09:44:58,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states. [2019-01-13 09:44:58,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 1244. [2019-01-13 09:44:58,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1244 states. [2019-01-13 09:44:58,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1244 states and 1760 transitions. [2019-01-13 09:44:58,158 INFO L78 Accepts]: Start accepts. Automaton has 1244 states and 1760 transitions. Word has length 47 [2019-01-13 09:44:58,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 09:44:58,160 INFO L480 AbstractCegarLoop]: Abstraction has 1244 states and 1760 transitions. [2019-01-13 09:44:58,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 09:44:58,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1760 transitions. [2019-01-13 09:44:58,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-01-13 09:44:58,169 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 09:44:58,169 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-13 09:44:58,170 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 09:44:58,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 09:44:58,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1818149696, now seen corresponding path program 1 times [2019-01-13 09:44:58,172 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 09:44:58,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 09:44:58,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 09:44:58,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 09:44:58,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 09:45:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 09:45:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 09:45:06,952 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-13 09:45:07,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 09:45:07 BoogieIcfgContainer [2019-01-13 09:45:07,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 09:45:07,703 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 09:45:07,703 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 09:45:07,703 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 09:45:07,705 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 09:44:54" (3/4) ... [2019-01-13 09:45:07,710 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-13 09:45:07,710 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 09:45:07,711 INFO L168 Benchmark]: Toolchain (without parser) took 23482.53 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 879.2 MB). Free memory was 935.1 MB in the beginning and 1.7 GB in the end (delta: -777.5 MB). Peak memory consumption was 101.7 MB. Max. memory is 11.5 GB. [2019-01-13 09:45:07,713 INFO L168 Benchmark]: CDTParser took 1.88 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 09:45:07,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2664.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 935.1 MB in the beginning and 1.0 GB in the end (delta: -87.8 MB). Peak memory consumption was 91.1 MB. Max. memory is 11.5 GB. [2019-01-13 09:45:07,719 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-01-13 09:45:07,721 INFO L168 Benchmark]: Boogie Preprocessor took 206.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 988.9 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-01-13 09:45:07,722 INFO L168 Benchmark]: RCFGBuilder took 7475.86 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 117.4 MB). Free memory was 988.9 MB in the beginning and 935.1 MB in the end (delta: 53.9 MB). Peak memory consumption was 200.9 MB. Max. memory is 11.5 GB. [2019-01-13 09:45:07,724 INFO L168 Benchmark]: TraceAbstraction took 12889.18 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 602.9 MB). Free memory was 935.1 MB in the beginning and 1.7 GB in the end (delta: -777.6 MB). Peak memory consumption was 389.6 MB. Max. memory is 11.5 GB. [2019-01-13 09:45:07,726 INFO L168 Benchmark]: Witness Printer took 7.07 ms. Allocated memory is still 1.9 GB. Free memory is still 1.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 09:45:07,733 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2664.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 935.1 MB in the beginning and 1.0 GB in the end (delta: -87.8 MB). Peak memory consumption was 91.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 234.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 206.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 988.9 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7475.86 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 117.4 MB). Free memory was 988.9 MB in the beginning and 935.1 MB in the end (delta: 53.9 MB). Peak memory consumption was 200.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12889.18 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 602.9 MB). Free memory was 935.1 MB in the beginning and 1.7 GB in the end (delta: -777.6 MB). Peak memory consumption was 389.6 MB. Max. memory is 11.5 GB. * Witness Printer took 7.07 ms. Allocated memory is still 1.9 GB. Free memory is still 1.7 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3980]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 5876, overapproximation of bitwiseAnd at line 6548. Possible FailurePath: [L4003] int ldv_irq_1_2 = 0; [L4004] int LDV_IN_INTERRUPT = 1; [L4005] int ldv_irq_1_3 = 0; [L4006] void *ldv_irq_data_1_1 ; [L4007] int ldv_irq_1_1 = 0; [L4008] int ldv_irq_1_0 = 0; [L4009] struct urb *max3421_hcd_desc_group0 ; [L4010] int ldv_irq_line_1_3 ; [L4011] void *ldv_irq_data_1_0 ; [L4012] int ldv_state_variable_0 ; [L4013] struct usb_hcd *max3421_hcd_desc_group1 ; [L4014] int ldv_state_variable_3 ; [L4015] int ldv_irq_line_1_0 ; [L4016] int ldv_state_variable_2 ; [L4017] void *ldv_irq_data_1_3 ; [L4018] struct spi_device *max3421_driver_group0 ; [L4019] int ref_cnt ; [L4020] int ldv_irq_line_1_1 ; [L4021] void *ldv_irq_data_1_2 ; [L4022] int ldv_state_variable_1 ; [L4023] int ldv_irq_line_1_2 ; [L4201] static struct max3421_hcd *max3421_hcd_list ; [L4202-L4206] static int const hrsl_to_error[16U] = { 0, -22, -22, -22, -11, -32, -84, -71, -121, -71, -71, -84, -5, -5, -62, -75}; [L5875-L5881] static struct hc_driver max3421_hcd_desc = {"max3421", "MAX3421 USB Host-Controller Driver", 192UL, 0, 16, & max3421_reset, & max3421_start, 0, 0, & max3421_stop, 0, & max3421_get_frame_number, & max3421_urb_enqueue, & max3421_urb_dequeue, & max3421_map_urb_for_dma, & max3421_unmap_urb_for_dma, & max3421_endpoint_disable, 0, & max3421_hub_status_data, & max3421_hub_control, & max3421_bus_suspend, & max3421_bus_resume, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L6020-L6022] static struct spi_driver max3421_driver = {0, & max3421_probe, & max3421_remove, 0, 0, 0, {"max3421-hcd", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}; [L6038] int ldv_retval_0 ; [L6039] int ldv_retval_1 ; [L6042] int ldv_retval_2 ; [L6544] int ldv_spin = 0; VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6187] char *ldvarg7 ; [L6188] void *tmp ; [L6189] u16 ldvarg3 ; [L6190] u16 tmp___0 ; [L6191] u16 ldvarg0 ; [L6192] u16 tmp___1 ; [L6193] gfp_t ldvarg5 ; [L6194] gfp_t ldvarg6 ; [L6195] struct usb_host_endpoint *ldvarg8 ; [L6196] void *tmp___2 ; [L6197] u16 ldvarg1 ; [L6198] u16 tmp___3 ; [L6199] char *ldvarg4 ; [L6200] void *tmp___4 ; [L6201] int ldvarg9 ; [L6202] int tmp___5 ; [L6203] u16 ldvarg2 ; [L6204] u16 tmp___6 ; [L6205] int tmp___7 ; [L6206] int tmp___8 ; [L6207] int tmp___9 ; [L6208] int tmp___10 ; [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6210] tmp = ldv_zalloc(1UL) [L6211] ldvarg7 = (char *)tmp [L6212] tmp___0 = __VERIFIER_nondet_u16() [L6213] ldvarg3 = tmp___0 [L6214] tmp___1 = __VERIFIER_nondet_u16() [L6215] ldvarg0 = tmp___1 [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6216] tmp___2 = ldv_zalloc(72UL) [L6217] ldvarg8 = (struct usb_host_endpoint *)tmp___2 [L6218] tmp___3 = __VERIFIER_nondet_u16() [L6219] ldvarg1 = tmp___3 [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6220] tmp___4 = ldv_zalloc(1UL) [L6221] ldvarg4 = (char *)tmp___4 [L6222] tmp___5 = __VERIFIER_nondet_int() [L6223] ldvarg9 = tmp___5 [L6224] tmp___6 = __VERIFIER_nondet_u16() [L6225] ldvarg2 = tmp___6 VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6227] ldvarg5 = (gfp_t)__VERIFIER_nondet_int() [L6228] ldvarg6 = (gfp_t)__VERIFIER_nondet_int() [L6229] ldv_state_variable_1 = 1 [L6230] ref_cnt = 0 [L6231] ldv_state_variable_0 = 1 [L6232] ldv_state_variable_3 = 0 [L6233] ldv_state_variable_2 = 0 VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6235] tmp___7 = __VERIFIER_nondet_int() [L6237] case 0: [L6243] case 1: VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6244] COND TRUE ldv_state_variable_0 != 0 [L6245] tmp___8 = __VERIFIER_nondet_int() [L6247] case 0: [L6255] case 1: VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6256] COND TRUE ldv_state_variable_0 == 1 [L6025] int tmp ; [L6693] return __VERIFIER_nondet_int(); [L6027] tmp = spi_register_driver(& max3421_driver) [L6028] return (tmp); VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6257] ldv_retval_0 = max3421_driver_init() [L6258] COND TRUE ldv_retval_0 == 0 [L6259] ldv_state_variable_0 = 3 [L6260] ldv_state_variable_2 = 1 [L6152] void *tmp ; [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6154] tmp = ldv_zalloc(1496UL) [L6155] max3421_driver_group0 = (struct spi_device *)tmp VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6262] ldv_state_variable_3 = 1 [L6115] void *tmp ; [L6116] void *tmp___0 ; [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6118] tmp = ldv_zalloc(192UL) [L6119] max3421_hcd_desc_group0 = (struct urb *)tmp [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6120] tmp___0 = ldv_zalloc(968UL) [L6121] max3421_hcd_desc_group1 = (struct usb_hcd *)tmp___0 VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6266] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6235] tmp___7 = __VERIFIER_nondet_int() [L6237] case 0: [L6243] case 1: [L6281] case 2: VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6282] COND TRUE ldv_state_variable_3 != 0 [L6283] tmp___9 = __VERIFIER_nondet_int() [L6285] case 0: [L6296] case 1: [L6308] case 2: [L6320] case 3: [L6332] case 4: [L6344] case 5: [L6356] case 6: [L6368] case 7: [L6380] case 8: [L6388] case 9: [L6400] case 10: VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6401] COND TRUE ldv_state_variable_3 == 1 [L5528] struct spi_device *spi ; [L5529] struct spi_device *tmp ; [L5530] struct max3421_hcd *max3421_hcd ; [L5531] struct max3421_hcd *tmp___0 ; [L5532] struct max3421_ep *max3421_ep ; [L5533] unsigned long flags ; [L5534] int retval ; [L5535] void *tmp___1 ; [L5537] EXPR hcd->self.controller [L4055] struct device const *__mptr ; [L4056] struct spi_device *tmp ; VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L4058] COND TRUE (unsigned long )dev != (unsigned long )((struct device *)0) [L4059] __mptr = (struct device const *)dev [L4060] tmp = (struct spi_device *)__mptr VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L4064] return (tmp); VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L5537] tmp = to_spi_device(hcd->self.controller) [L5538] spi = tmp [L4216] return ((struct max3421_hcd *)(& hcd->hcd_priv)); VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L5539] tmp___0 = hcd_to_max3421(hcd) [L5540] max3421_hcd = tmp___0 [L5541] urb->pipe [L5542] case 1U: VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L5543] case 0U: VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L5550] default: VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L6581] ldv_spin = 1 VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L5555] EXPR urb->ep [L5555] EXPR (urb->ep)->hcpriv [L5555] max3421_ep = (struct max3421_ep *)(urb->ep)->hcpriv [L5556] COND TRUE (unsigned long )max3421_ep == (unsigned long )((struct max3421_ep *)0) [L6548] COND FALSE !(ldv_spin == 0 || ! (flags & 16U)) VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] [L3980] __VERIFIER_error() VAL [__this_module={18446744073709551601:18446744073709551599}, hrsl_to_error={-80:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={-33:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={-15:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={-8:0}, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 551 locations, 4 error locations. UNSAFE Result, 12.8s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 1.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2400 SDtfs, 1329 SDslu, 1687 SDs, 0 SdLazy, 101 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1248occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 12 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 4.8s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 9287 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-13 09:45:10,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 09:45:10,205 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 09:45:10,223 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 09:45:10,224 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 09:45:10,226 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 09:45:10,228 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 09:45:10,230 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 09:45:10,234 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 09:45:10,237 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 09:45:10,239 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 09:45:10,240 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 09:45:10,241 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 09:45:10,244 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 09:45:10,251 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 09:45:10,253 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 09:45:10,257 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 09:45:10,261 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 09:45:10,263 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 09:45:10,266 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 09:45:10,268 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 09:45:10,269 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 09:45:10,271 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 09:45:10,271 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 09:45:10,271 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 09:45:10,272 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 09:45:10,273 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 09:45:10,274 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 09:45:10,275 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 09:45:10,276 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 09:45:10,277 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 09:45:10,277 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 09:45:10,277 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 09:45:10,278 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 09:45:10,279 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 09:45:10,280 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 09:45:10,280 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-01-13 09:45:10,296 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 09:45:10,296 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 09:45:10,297 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 09:45:10,298 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 09:45:10,298 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 09:45:10,299 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 09:45:10,299 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 09:45:10,299 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 09:45:10,299 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 09:45:10,300 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 09:45:10,300 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-13 09:45:10,300 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-13 09:45:10,300 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 09:45:10,300 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 09:45:10,300 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 09:45:10,302 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 09:45:10,303 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 09:45:10,303 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 09:45:10,303 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 09:45:10,303 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 09:45:10,303 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 09:45:10,304 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 09:45:10,304 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 09:45:10,305 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-13 09:45:10,305 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 09:45:10,305 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-13 09:45:10,305 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-13 09:45:10,305 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-13 09:45:10,306 INFO L133 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26b7dc26029e4dd46971c4b95c446eac0360ca1d [2019-01-13 09:45:10,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 09:45:10,371 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 09:45:10,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 09:45:10,380 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 09:45:10,380 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 09:45:10,382 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 09:45:10,438 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea496f8c/9efa9b84e5184fe4bf6a283bf12020b7/FLAG36e699d11 [2019-01-13 09:45:11,249 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 09:45:11,250 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 09:45:11,301 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea496f8c/9efa9b84e5184fe4bf6a283bf12020b7/FLAG36e699d11 [2019-01-13 09:45:11,732 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea496f8c/9efa9b84e5184fe4bf6a283bf12020b7 [2019-01-13 09:45:11,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 09:45:11,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 09:45:11,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 09:45:11,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 09:45:11,748 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 09:45:11,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 09:45:11" (1/1) ... [2019-01-13 09:45:11,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@401fbb5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:11, skipping insertion in model container [2019-01-13 09:45:11,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 09:45:11" (1/1) ... [2019-01-13 09:45:11,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 09:45:11,902 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 09:45:12,422 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3703] [2019-01-13 09:45:12,423 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3704-3705] [2019-01-13 09:45:13,861 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 09:45:13,901 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 09:45:13,988 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3703] [2019-01-13 09:45:13,989 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3704-3705] [2019-01-13 09:45:14,183 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 09:45:14,361 INFO L195 MainTranslator]: Completed translation [2019-01-13 09:45:14,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14 WrapperNode [2019-01-13 09:45:14,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 09:45:14,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 09:45:14,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 09:45:14,364 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 09:45:14,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (1/1) ... [2019-01-13 09:45:14,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (1/1) ... [2019-01-13 09:45:14,627 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 09:45:14,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 09:45:14,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 09:45:14,628 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 09:45:14,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (1/1) ... [2019-01-13 09:45:14,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (1/1) ... [2019-01-13 09:45:14,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (1/1) ... [2019-01-13 09:45:14,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (1/1) ... [2019-01-13 09:45:14,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (1/1) ... [2019-01-13 09:45:14,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (1/1) ... [2019-01-13 09:45:14,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (1/1) ... [2019-01-13 09:45:14,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 09:45:14,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 09:45:14,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 09:45:14,856 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 09:45:14,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-01-13 09:45:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-01-13 09:45:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-01-13 09:45:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-13 09:45:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-01-13 09:45:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2019-01-13 09:45:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 09:45:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 09:45:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 09:45:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 09:45:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-01-13 09:45:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2019-01-13 09:45:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 09:45:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-13 09:45:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 09:45:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-01-13 09:45:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-01-13 09:45:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 09:45:14,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 09:45:35,967 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 09:45:35,968 INFO L286 CfgBuilder]: Removed 517 assue(true) statements. [2019-01-13 09:45:35,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 09:45:35 BoogieIcfgContainer [2019-01-13 09:45:35,969 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 09:45:35,970 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 09:45:35,970 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 09:45:35,974 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 09:45:35,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 09:45:11" (1/3) ... [2019-01-13 09:45:35,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b61e461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 09:45:35, skipping insertion in model container [2019-01-13 09:45:35,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:45:14" (2/3) ... [2019-01-13 09:45:35,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b61e461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 09:45:35, skipping insertion in model container [2019-01-13 09:45:35,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 09:45:35" (3/3) ... [2019-01-13 09:45:35,979 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--host--max3421-hcd.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 09:45:35,989 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 09:45:35,999 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-01-13 09:45:36,016 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-01-13 09:45:36,052 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 09:45:36,053 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 09:45:36,053 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 09:45:36,053 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 09:45:36,053 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 09:45:36,054 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 09:45:36,054 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 09:45:36,054 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 09:45:36,055 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 09:45:36,080 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states. [2019-01-13 09:45:36,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-13 09:45:36,094 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 09:45:36,095 INFO L402 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] [2019-01-13 09:45:36,097 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 09:45:36,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 09:45:36,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1935080779, now seen corresponding path program 1 times [2019-01-13 09:45:36,108 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 09:45:36,108 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-13 09:45:36,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 09:45:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 09:45:36,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 09:45:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 09:45:36,688 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 09:45:36,706 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 09:45:36,707 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 09:45:36,710 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 09:45:36,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 09:45:36,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 09:45:36,730 INFO L87 Difference]: Start difference. First operand 551 states. Second operand 3 states. [2019-01-13 09:45:37,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 09:45:37,832 INFO L93 Difference]: Finished difference Result 1531 states and 2186 transitions. [2019-01-13 09:45:37,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 09:45:37,834 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-01-13 09:45:37,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 09:45:37,861 INFO L225 Difference]: With dead ends: 1531 [2019-01-13 09:45:37,861 INFO L226 Difference]: Without dead ends: 963 [2019-01-13 09:45:37,871 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 09:45:37,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2019-01-13 09:45:38,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 959. [2019-01-13 09:45:38,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 959 states. [2019-01-13 09:45:38,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1358 transitions. [2019-01-13 09:45:38,048 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1358 transitions. Word has length 29 [2019-01-13 09:45:38,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 09:45:38,049 INFO L480 AbstractCegarLoop]: Abstraction has 959 states and 1358 transitions. [2019-01-13 09:45:38,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 09:45:38,049 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1358 transitions. [2019-01-13 09:45:38,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-13 09:45:38,055 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 09:45:38,055 INFO L402 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] [2019-01-13 09:45:38,056 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 09:45:38,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 09:45:38,056 INFO L82 PathProgramCache]: Analyzing trace with hash 766727501, now seen corresponding path program 1 times [2019-01-13 09:45:38,058 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 09:45:38,058 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-13 09:45:38,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 09:45:38,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 09:45:38,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 09:45:38,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 09:45:38,760 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 09:45:38,765 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 09:45:38,765 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 09:45:38,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 09:45:38,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 09:45:38,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 09:45:38,771 INFO L87 Difference]: Start difference. First operand 959 states and 1358 transitions. Second operand 3 states. [2019-01-13 09:45:39,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 09:45:39,816 INFO L93 Difference]: Finished difference Result 2203 states and 3118 transitions. [2019-01-13 09:45:39,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 09:45:39,818 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-01-13 09:45:39,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 09:45:39,826 INFO L225 Difference]: With dead ends: 2203 [2019-01-13 09:45:39,826 INFO L226 Difference]: Without dead ends: 1256 [2019-01-13 09:45:39,830 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 09:45:39,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1256 states. [2019-01-13 09:45:39,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1256 to 1248. [2019-01-13 09:45:39,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1248 states. [2019-01-13 09:45:39,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1766 transitions. [2019-01-13 09:45:39,876 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1766 transitions. Word has length 40 [2019-01-13 09:45:39,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 09:45:39,877 INFO L480 AbstractCegarLoop]: Abstraction has 1248 states and 1766 transitions. [2019-01-13 09:45:39,877 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 09:45:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1766 transitions. [2019-01-13 09:45:39,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-01-13 09:45:39,880 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 09:45:39,881 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-13 09:45:39,881 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 09:45:39,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 09:45:39,882 INFO L82 PathProgramCache]: Analyzing trace with hash 539281720, now seen corresponding path program 1 times [2019-01-13 09:45:39,884 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 09:45:39,884 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-13 09:45:39,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 09:45:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 09:45:40,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 09:45:40,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-01-13 09:45:40,388 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 09:45:40,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 09:45:40,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 09:45:40,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 09:45:40,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 09:45:40,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 09:45:40,394 INFO L87 Difference]: Start difference. First operand 1248 states and 1766 transitions. Second operand 3 states. [2019-01-13 09:45:40,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 09:45:40,848 INFO L93 Difference]: Finished difference Result 1248 states and 1766 transitions. [2019-01-13 09:45:40,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 09:45:40,849 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-01-13 09:45:40,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 09:45:40,859 INFO L225 Difference]: With dead ends: 1248 [2019-01-13 09:45:40,859 INFO L226 Difference]: Without dead ends: 1244 [2019-01-13 09:45:40,861 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 09:45:40,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states. [2019-01-13 09:45:40,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 1244. [2019-01-13 09:45:40,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1244 states. [2019-01-13 09:45:40,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1244 states and 1760 transitions. [2019-01-13 09:45:40,928 INFO L78 Accepts]: Start accepts. Automaton has 1244 states and 1760 transitions. Word has length 47 [2019-01-13 09:45:40,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 09:45:40,930 INFO L480 AbstractCegarLoop]: Abstraction has 1244 states and 1760 transitions. [2019-01-13 09:45:40,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 09:45:40,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1760 transitions. [2019-01-13 09:45:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-01-13 09:45:40,939 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 09:45:40,939 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-13 09:45:40,940 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 09:45:40,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 09:45:40,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1818149696, now seen corresponding path program 1 times [2019-01-13 09:45:40,942 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 09:45:40,942 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-13 09:45:41,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 09:48:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 09:52:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 09:52:20,409 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-13 09:52:20,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 09:52:20 BoogieIcfgContainer [2019-01-13 09:52:20,715 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 09:52:20,715 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 09:52:20,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 09:52:20,716 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 09:52:20,716 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 09:45:35" (3/4) ... [2019-01-13 09:52:20,721 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-13 09:52:20,721 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 09:52:20,722 INFO L168 Benchmark]: Toolchain (without parser) took 428983.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 312.5 MB). Free memory was 940.5 MB in the beginning and 889.1 MB in the end (delta: 51.4 MB). Peak memory consumption was 363.8 MB. Max. memory is 11.5 GB. [2019-01-13 09:52:20,723 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 09:52:20,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2622.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 940.5 MB in the beginning and 1.0 GB in the end (delta: -64.7 MB). Peak memory consumption was 101.1 MB. Max. memory is 11.5 GB. [2019-01-13 09:52:20,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 263.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 984.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-01-13 09:52:20,726 INFO L168 Benchmark]: Boogie Preprocessor took 227.57 ms. Allocated memory is still 1.2 GB. Free memory was 984.3 MB in the beginning and 970.3 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2019-01-13 09:52:20,727 INFO L168 Benchmark]: RCFGBuilder took 21114.16 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 121.6 MB). Free memory was 970.3 MB in the beginning and 893.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 204.8 MB. Max. memory is 11.5 GB. [2019-01-13 09:52:20,728 INFO L168 Benchmark]: TraceAbstraction took 404744.58 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 45.6 MB). Free memory was 893.5 MB in the beginning and 889.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 50.0 MB. Max. memory is 11.5 GB. [2019-01-13 09:52:20,729 INFO L168 Benchmark]: Witness Printer took 5.67 ms. Allocated memory is still 1.3 GB. Free memory is still 889.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 09:52:20,734 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2622.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 940.5 MB in the beginning and 1.0 GB in the end (delta: -64.7 MB). Peak memory consumption was 101.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 263.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 984.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 227.57 ms. Allocated memory is still 1.2 GB. Free memory was 984.3 MB in the beginning and 970.3 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 21114.16 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 121.6 MB). Free memory was 970.3 MB in the beginning and 893.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 204.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 404744.58 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 45.6 MB). Free memory was 893.5 MB in the beginning and 889.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 50.0 MB. Max. memory is 11.5 GB. * Witness Printer took 5.67 ms. Allocated memory is still 1.3 GB. Free memory is still 889.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3980]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 5876. Possible FailurePath: [L4003] int ldv_irq_1_2 = 0; [L4004] int LDV_IN_INTERRUPT = 1; [L4005] int ldv_irq_1_3 = 0; [L4006] void *ldv_irq_data_1_1 ; [L4007] int ldv_irq_1_1 = 0; [L4008] int ldv_irq_1_0 = 0; [L4009] struct urb *max3421_hcd_desc_group0 ; [L4010] int ldv_irq_line_1_3 ; [L4011] void *ldv_irq_data_1_0 ; [L4012] int ldv_state_variable_0 ; [L4013] struct usb_hcd *max3421_hcd_desc_group1 ; [L4014] int ldv_state_variable_3 ; [L4015] int ldv_irq_line_1_0 ; [L4016] int ldv_state_variable_2 ; [L4017] void *ldv_irq_data_1_3 ; [L4018] struct spi_device *max3421_driver_group0 ; [L4019] int ref_cnt ; [L4020] int ldv_irq_line_1_1 ; [L4021] void *ldv_irq_data_1_2 ; [L4022] int ldv_state_variable_1 ; [L4023] int ldv_irq_line_1_2 ; [L4201] static struct max3421_hcd *max3421_hcd_list ; [L4202-L4206] static int const hrsl_to_error[16U] = { 0, -22, -22, -22, -11, -32, -84, -71, -121, -71, -71, -84, -5, -5, -62, -75}; [L5875-L5881] static struct hc_driver max3421_hcd_desc = {"max3421", "MAX3421 USB Host-Controller Driver", 192UL, 0, 16, & max3421_reset, & max3421_start, 0, 0, & max3421_stop, 0, & max3421_get_frame_number, & max3421_urb_enqueue, & max3421_urb_dequeue, & max3421_map_urb_for_dma, & max3421_unmap_urb_for_dma, & max3421_endpoint_disable, 0, & max3421_hub_status_data, & max3421_hub_control, & max3421_bus_suspend, & max3421_bus_resume, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L6020-L6022] static struct spi_driver max3421_driver = {0, & max3421_probe, & max3421_remove, 0, 0, 0, {"max3421-hcd", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}; [L6038] int ldv_retval_0 ; [L6039] int ldv_retval_1 ; [L6042] int ldv_retval_2 ; [L6544] int ldv_spin = 0; VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6187] char *ldvarg7 ; [L6188] void *tmp ; [L6189] u16 ldvarg3 ; [L6190] u16 tmp___0 ; [L6191] u16 ldvarg0 ; [L6192] u16 tmp___1 ; [L6193] gfp_t ldvarg5 ; [L6194] gfp_t ldvarg6 ; [L6195] struct usb_host_endpoint *ldvarg8 ; [L6196] void *tmp___2 ; [L6197] u16 ldvarg1 ; [L6198] u16 tmp___3 ; [L6199] char *ldvarg4 ; [L6200] void *tmp___4 ; [L6201] int ldvarg9 ; [L6202] int tmp___5 ; [L6203] u16 ldvarg2 ; [L6204] u16 tmp___6 ; [L6205] int tmp___7 ; [L6206] int tmp___8 ; [L6207] int tmp___9 ; [L6208] int tmp___10 ; [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6210] tmp = ldv_zalloc(1UL) [L6211] ldvarg7 = (char *)tmp [L6212] tmp___0 = __VERIFIER_nondet_u16() [L6213] ldvarg3 = tmp___0 [L6214] tmp___1 = __VERIFIER_nondet_u16() [L6215] ldvarg0 = tmp___1 [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6216] tmp___2 = ldv_zalloc(72UL) [L6217] ldvarg8 = (struct usb_host_endpoint *)tmp___2 [L6218] tmp___3 = __VERIFIER_nondet_u16() [L6219] ldvarg1 = tmp___3 [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6220] tmp___4 = ldv_zalloc(1UL) [L6221] ldvarg4 = (char *)tmp___4 [L6222] tmp___5 = __VERIFIER_nondet_int() [L6223] ldvarg9 = tmp___5 [L6224] tmp___6 = __VERIFIER_nondet_u16() [L6225] ldvarg2 = tmp___6 VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6227] ldvarg5 = (gfp_t)__VERIFIER_nondet_int() [L6228] ldvarg6 = (gfp_t)__VERIFIER_nondet_int() [L6229] ldv_state_variable_1 = 1 [L6230] ref_cnt = 0 [L6231] ldv_state_variable_0 = 1 [L6232] ldv_state_variable_3 = 0 [L6233] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6235] tmp___7 = __VERIFIER_nondet_int() [L6237] case 0: [L6243] case 1: VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6244] COND TRUE ldv_state_variable_0 != 0 [L6245] tmp___8 = __VERIFIER_nondet_int() [L6247] case 0: [L6255] case 1: VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6256] COND TRUE ldv_state_variable_0 == 1 [L6025] int tmp ; [L6693] return __VERIFIER_nondet_int(); [L6027] tmp = spi_register_driver(& max3421_driver) [L6028] return (tmp); VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6257] ldv_retval_0 = max3421_driver_init() [L6258] COND TRUE ldv_retval_0 == 0 [L6259] ldv_state_variable_0 = 3 [L6260] ldv_state_variable_2 = 1 [L6152] void *tmp ; [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6154] tmp = ldv_zalloc(1496UL) [L6155] max3421_driver_group0 = (struct spi_device *)tmp VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6262] ldv_state_variable_3 = 1 [L6115] void *tmp ; [L6116] void *tmp___0 ; [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6118] tmp = ldv_zalloc(192UL) [L6119] max3421_hcd_desc_group0 = (struct urb *)tmp [L3937] void *p ; [L3938] void *tmp ; [L3939] int tmp___0 ; [L3941] tmp___0 = __VERIFIER_nondet_int() [L3942] COND TRUE tmp___0 != 0 [L3943] return ((void *)0); VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6120] tmp___0 = ldv_zalloc(968UL) [L6121] max3421_hcd_desc_group1 = (struct usb_hcd *)tmp___0 VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6266] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6235] tmp___7 = __VERIFIER_nondet_int() [L6237] case 0: [L6243] case 1: [L6281] case 2: VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6282] COND TRUE ldv_state_variable_3 != 0 [L6283] tmp___9 = __VERIFIER_nondet_int() [L6285] case 0: [L6296] case 1: [L6308] case 2: [L6320] case 3: [L6332] case 4: [L6344] case 5: [L6356] case 6: [L6368] case 7: [L6380] case 8: [L6388] case 9: [L6400] case 10: VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6401] COND TRUE ldv_state_variable_3 == 1 [L5528] struct spi_device *spi ; [L5529] struct spi_device *tmp ; [L5530] struct max3421_hcd *max3421_hcd ; [L5531] struct max3421_hcd *tmp___0 ; [L5532] struct max3421_ep *max3421_ep ; [L5533] unsigned long flags ; [L5534] int retval ; [L5535] void *tmp___1 ; [L5537] EXPR hcd->self.controller [L4055] struct device const *__mptr ; [L4056] struct spi_device *tmp ; VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L4058] COND TRUE (unsigned long )dev != (unsigned long )((struct device *)0) [L4059] __mptr = (struct device const *)dev [L4060] tmp = (struct spi_device *)__mptr VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L4064] return (tmp); VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L5537] tmp = to_spi_device(hcd->self.controller) [L5538] spi = tmp [L4216] return ((struct max3421_hcd *)(& hcd->hcd_priv)); VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L5539] tmp___0 = hcd_to_max3421(hcd) [L5540] max3421_hcd = tmp___0 [L5541] urb->pipe [L5542] case 1U: VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L5543] case 0U: VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L5550] default: VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L6581] ldv_spin = 1 VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L5555] EXPR urb->ep [L5555] EXPR (urb->ep)->hcpriv [L5555] max3421_ep = (struct max3421_ep *)(urb->ep)->hcpriv [L5556] COND TRUE (unsigned long )max3421_ep == (unsigned long )((struct max3421_ep *)0) [L6548] COND FALSE !(ldv_spin == 0 || ! (flags & 16U)) VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] [L3980] __VERIFIER_error() VAL [__this_module={0:0}, hrsl_to_error={805135046:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, max3421_driver={786408182:0}, max3421_driver_group0={0:0}, max3421_hcd_desc={569651445:0}, max3421_hcd_desc_group0={0:0}, max3421_hcd_desc_group1={0:0}, max3421_hcd_list={805135044:0}, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 551 locations, 4 error locations. UNSAFE Result, 404.6s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 2.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2400 SDtfs, 1329 SDslu, 1687 SDs, 0 SdLazy, 101 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1248occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 12 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 192.8s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 9287 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2026 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...