./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--sg.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4d014703 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--sg.ko-entry_point.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 884b97cc6fb4051ca91e84ac99a2a164f2566357f30136c91fcf54410ed45574 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-4d01470 [2021-11-02 20:40:20,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 20:40:20,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 20:40:20,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 20:40:20,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 20:40:20,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 20:40:20,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 20:40:20,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 20:40:20,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 20:40:20,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 20:40:20,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 20:40:20,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 20:40:20,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 20:40:20,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 20:40:20,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 20:40:20,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 20:40:20,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 20:40:20,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 20:40:20,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 20:40:20,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 20:40:20,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 20:40:20,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 20:40:20,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 20:40:20,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 20:40:20,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 20:40:20,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 20:40:20,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 20:40:20,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 20:40:20,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 20:40:20,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 20:40:20,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 20:40:20,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 20:40:20,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 20:40:20,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 20:40:20,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 20:40:20,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 20:40:20,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 20:40:20,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 20:40:20,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 20:40:20,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 20:40:20,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 20:40:20,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-02 20:40:20,374 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 20:40:20,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 20:40:20,375 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 20:40:20,375 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 20:40:20,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 20:40:20,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 20:40:20,377 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 20:40:20,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 20:40:20,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 20:40:20,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 20:40:20,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 20:40:20,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 20:40:20,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 20:40:20,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 20:40:20,379 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 20:40:20,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 20:40:20,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 20:40:20,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 20:40:20,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 20:40:20,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 20:40:20,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 20:40:20,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 20:40:20,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 20:40:20,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 20:40:20,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 20:40:20,381 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 20:40:20,381 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 20:40:20,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 20:40:20,382 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 20:40:20,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 884b97cc6fb4051ca91e84ac99a2a164f2566357f30136c91fcf54410ed45574 [2021-11-02 20:40:20,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 20:40:20,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 20:40:20,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 20:40:20,607 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 20:40:20,608 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 20:40:20,609 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--sg.ko-entry_point.cil.out.i [2021-11-02 20:40:20,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b83c1f9d7/42da3bc6a60d4911a7caafb410357829/FLAGaeb414c5d [2021-11-02 20:40:21,434 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 20:40:21,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--sg.ko-entry_point.cil.out.i [2021-11-02 20:40:21,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b83c1f9d7/42da3bc6a60d4911a7caafb410357829/FLAGaeb414c5d [2021-11-02 20:40:21,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b83c1f9d7/42da3bc6a60d4911a7caafb410357829 [2021-11-02 20:40:21,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 20:40:21,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 20:40:21,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 20:40:21,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 20:40:21,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 20:40:21,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:40:21" (1/1) ... [2021-11-02 20:40:21,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5edb8f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:21, skipping insertion in model container [2021-11-02 20:40:21,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:40:21" (1/1) ... [2021-11-02 20:40:21,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 20:40:22,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 20:40:24,100 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--sg.ko-entry_point.cil.out.i[397949,397962] [2021-11-02 20:40:24,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 20:40:24,196 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 20:40:24,675 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--sg.ko-entry_point.cil.out.i[397949,397962] [2021-11-02 20:40:24,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 20:40:24,769 INFO L208 MainTranslator]: Completed translation [2021-11-02 20:40:24,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24 WrapperNode [2021-11-02 20:40:24,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 20:40:24,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 20:40:24,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 20:40:24,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 20:40:24,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (1/1) ... [2021-11-02 20:40:24,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (1/1) ... [2021-11-02 20:40:25,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 20:40:25,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 20:40:25,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 20:40:25,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 20:40:25,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (1/1) ... [2021-11-02 20:40:25,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (1/1) ... [2021-11-02 20:40:25,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (1/1) ... [2021-11-02 20:40:25,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (1/1) ... [2021-11-02 20:40:26,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (1/1) ... [2021-11-02 20:40:26,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (1/1) ... [2021-11-02 20:40:26,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (1/1) ... [2021-11-02 20:40:26,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 20:40:26,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 20:40:26,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 20:40:26,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 20:40:26,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (1/1) ... [2021-11-02 20:40:26,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 20:40:26,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-02 20:40:26,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 20:40:26,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 20:40:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-02 20:40:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-02 20:40:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure sg_rq_end_io_usercontext [2021-11-02 20:40:26,820 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_rq_end_io_usercontext [2021-11-02 20:40:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-02 20:40:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-02 20:40:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-02 20:40:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 20:40:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-02 20:40:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-02 20:40:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 20:40:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-02 20:40:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-02 20:40:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-02 20:40:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 20:40:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_sfp_usercontext [2021-11-02 20:40:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_sfp_usercontext [2021-11-02 20:40:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-02 20:40:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 20:40:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-02 20:40:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-02 20:40:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 20:40:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-02 20:40:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-02 20:40:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-02 20:40:26,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-02 20:40:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 20:40:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 20:40:26,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 20:40:35,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-1: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-5: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-3: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-9: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-7: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-13: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-11: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-17: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-15: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-21: __copy_to_user_nocheck_#t~ret206 := copy_user_generic_#res;__copy_to_user_nocheck_~tmp___2~4 := __copy_to_user_nocheck_#t~ret206;havoc __copy_to_user_nocheck_#t~ret206;__copy_to_user_nocheck_#res := (if __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-19: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-25: __copy_to_user_nocheck_#t~ret206 := copy_user_generic_#res;__copy_to_user_nocheck_~tmp___2~4 := __copy_to_user_nocheck_#t~ret206;havoc __copy_to_user_nocheck_#t~ret206;__copy_to_user_nocheck_#res := (if __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-23: __copy_to_user_nocheck_#t~ret206 := copy_user_generic_#res;__copy_to_user_nocheck_~tmp___2~4 := __copy_to_user_nocheck_#t~ret206;havoc __copy_to_user_nocheck_#t~ret206;__copy_to_user_nocheck_#res := (if __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-29: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-27: __copy_from_user_nocheck_#t~ret199 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~3 := __copy_from_user_nocheck_#t~ret199;havoc __copy_from_user_nocheck_#t~ret199;__copy_from_user_nocheck_#res := (if __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5260-31: __copy_to_user_nocheck_#t~ret206 := copy_user_generic_#res;__copy_to_user_nocheck_~tmp___2~4 := __copy_to_user_nocheck_#t~ret206;havoc __copy_to_user_nocheck_#t~ret206;__copy_to_user_nocheck_#res := (if __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~4 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-02 20:40:35,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3818: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-3: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-4: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-1: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-2: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-7: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-8: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-5: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-6: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-11: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-9: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-10: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3817: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-1: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-1: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-2: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-2: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-5: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-5: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-6: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-6: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-3: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-3: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-4: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-4: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-9: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-9: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-10: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-10: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-7: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-7: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-8: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-8: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-11: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280-11: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 4 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-2: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-2: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-3: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-3: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-1: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-1: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-6: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-6: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-7: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,573 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-7: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,573 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-4: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,573 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-4: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,573 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-5: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,573 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-5: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,573 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-10: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,574 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-10: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,574 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-11: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,574 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-11: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,574 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-8: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,574 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-8: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,574 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-9: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,574 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5285-9: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 8 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,575 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,575 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,575 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-3: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,575 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-3: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,575 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-4: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,575 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-4: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,576 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-1: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,576 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-1: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,576 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-2: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,576 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-2: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,576 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-7: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,576 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-7: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,577 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-8: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,577 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-8: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,577 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-5: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,577 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-5: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,577 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-6: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,577 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-6: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,577 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-11: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,578 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-11: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,578 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-9: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,578 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-9: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,578 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-10: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,578 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5290-10: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 10 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,578 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1190: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,579 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1189: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,579 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,579 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,579 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-1: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,579 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-1: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,580 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-4: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,580 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-4: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,581 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-5: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,581 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-5: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,581 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-2: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,581 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-2: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,581 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-3: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,582 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-3: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,582 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-8: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,582 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-8: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,582 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-9: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,582 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-9: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,582 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-6: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,582 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-6: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,583 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-7: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,584 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-7: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,584 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-10: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,584 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-10: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,584 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-11: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,584 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295-11: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 16 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,585 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-1: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,585 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-1: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,585 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-2: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,585 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-2: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,585 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,585 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,585 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-5: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,586 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-5: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,586 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-6: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,586 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-6: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,586 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-3: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,586 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-3: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,586 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-4: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,586 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-4: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,587 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-9: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,587 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-9: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,587 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-10: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,587 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-10: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,587 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-7: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,587 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-7: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,588 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-8: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,588 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-8: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,588 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-11: assume 0 != __copy_from_user_nocheck_~tmp___0~7;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,595 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300-11: assume !(0 != __copy_from_user_nocheck_~tmp___0~7);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,595 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-1: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-1: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-2: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-2: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-5: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-5: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,597 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-6: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,597 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-6: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,597 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-3: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,597 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-3: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,597 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-4: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,597 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-4: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,598 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-9: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,598 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-9: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,598 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-10: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,598 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-10: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,598 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-7: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,598 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-7: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,599 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-8: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,599 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-8: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,600 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-11: assume __copy_from_user_nocheck_#t~switch196;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_nocheck_~ret~1 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,600 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-11: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-02 20:40:35,600 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-2: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,600 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-2: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,600 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-3: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,600 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-3: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,601 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,601 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,601 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-1: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,601 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-1: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,601 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-6: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,601 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-6: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,601 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-7: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,601 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-7: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,602 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-4: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,602 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-4: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,602 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-5: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,602 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-5: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,602 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-10: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,602 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-10: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,602 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-11: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,603 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-11: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,603 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-8: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,603 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-8: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,603 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-9: assume 0 != __copy_from_user_nocheck_~tmp___1~3;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,603 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5313-9: assume !(0 != __copy_from_user_nocheck_~tmp___1~3);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,603 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-2: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,604 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-2: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,604 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-3: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,604 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-3: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,605 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,605 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,605 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-1: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,606 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-1: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,606 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-6: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,606 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-6: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,606 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-7: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,606 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-7: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,606 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-4: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,606 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-4: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,607 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-5: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,607 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-5: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,607 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-10: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,607 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-10: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,607 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-11: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,607 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-11: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,608 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-8: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,609 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-8: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,610 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-9: assume __copy_from_user_nocheck_#t~switch196;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,610 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-9: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-02 20:40:35,611 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4934: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 2 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,611 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4933: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,611 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3671: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,611 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3670: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,611 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5347: havoc __copy_to_user_nocheck_#t~switch203; [2021-11-02 20:40:35,612 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5347-1: havoc __copy_to_user_nocheck_#t~switch203; [2021-11-02 20:40:35,615 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5347-2: havoc __copy_to_user_nocheck_#t~switch203; [2021-11-02 20:40:35,616 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5347-3: havoc __copy_to_user_nocheck_#t~switch203; [2021-11-02 20:40:35,616 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5352-1: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,616 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5352-1: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 4 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,616 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5352-2: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,616 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5352-2: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 4 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,616 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5352: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,616 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5352: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 4 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,616 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5352-3: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,617 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5352-3: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 4 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,617 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5356-1: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,617 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5356-1: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 8 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,617 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5356-2: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,617 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5356-2: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 8 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,617 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5356: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,617 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5356: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 8 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,618 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5356-3: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,618 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5356-3: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 8 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,618 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2261: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,618 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2262: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,618 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360-1: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,618 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360-1: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 10 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,618 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360-2: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,618 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360-2: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 10 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,619 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,619 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 10 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,620 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360-3: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,620 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5360-3: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 10 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,620 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5364-1: assume __copy_to_user_nocheck_#t~switch203;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_nocheck_~ret~2 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,620 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5364-1: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 16 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,620 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5364-2: assume __copy_to_user_nocheck_#t~switch203;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_nocheck_~ret~2 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,620 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5364-2: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 16 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,621 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5364: assume __copy_to_user_nocheck_#t~switch203;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_nocheck_~ret~2 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,621 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5364: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 16 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,621 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5364-3: assume __copy_to_user_nocheck_#t~switch203;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_nocheck_~ret~2 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,621 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5364-3: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 16 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,621 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368-1: assume 0 != __copy_to_user_nocheck_~tmp___0~8;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,621 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368-1: assume !(0 != __copy_to_user_nocheck_~tmp___0~8);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,621 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368-2: assume 0 != __copy_to_user_nocheck_~tmp___0~8;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,622 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368-2: assume !(0 != __copy_to_user_nocheck_~tmp___0~8);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,622 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368: assume 0 != __copy_to_user_nocheck_~tmp___0~8;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,622 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368: assume !(0 != __copy_to_user_nocheck_~tmp___0~8);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,622 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368-3: assume 0 != __copy_to_user_nocheck_~tmp___0~8;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,622 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368-3: assume !(0 != __copy_to_user_nocheck_~tmp___0~8);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,622 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376-1: assume __copy_to_user_nocheck_#t~switch203;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_nocheck_~ret~2 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,622 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376-1: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := true; [2021-11-02 20:40:35,622 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376-2: assume __copy_to_user_nocheck_#t~switch203;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_nocheck_~ret~2 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,623 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376-2: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := true; [2021-11-02 20:40:35,623 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376: assume __copy_to_user_nocheck_#t~switch203;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_nocheck_~ret~2 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,623 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := true; [2021-11-02 20:40:35,623 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376-3: assume __copy_to_user_nocheck_#t~switch203;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_nocheck_~ret~2 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-02 20:40:35,623 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376-3: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := true; [2021-11-02 20:40:35,623 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5380-1: assume 0 != __copy_to_user_nocheck_~tmp___1~4;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,624 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5380-1: assume !(0 != __copy_to_user_nocheck_~tmp___1~4);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,624 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5380-2: assume 0 != __copy_to_user_nocheck_~tmp___1~4;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,624 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5380-2: assume !(0 != __copy_to_user_nocheck_~tmp___1~4);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,624 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5380: assume 0 != __copy_to_user_nocheck_~tmp___1~4;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,624 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5380: assume !(0 != __copy_to_user_nocheck_~tmp___1~4);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,625 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5380-3: assume 0 != __copy_to_user_nocheck_~tmp___1~4;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,625 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5380-3: assume !(0 != __copy_to_user_nocheck_~tmp___1~4);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,625 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388-1: assume __copy_to_user_nocheck_#t~switch203;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_nocheck_~dst.base, __copy_to_user_nocheck_~dst.offset, __copy_to_user_nocheck_~src.base, __copy_to_user_nocheck_~src.offset, __copy_to_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,626 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388-1: assume !__copy_to_user_nocheck_#t~switch203; [2021-11-02 20:40:35,626 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388-2: assume __copy_to_user_nocheck_#t~switch203;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_nocheck_~dst.base, __copy_to_user_nocheck_~dst.offset, __copy_to_user_nocheck_~src.base, __copy_to_user_nocheck_~src.offset, __copy_to_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,626 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388-2: assume !__copy_to_user_nocheck_#t~switch203; [2021-11-02 20:40:35,626 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: assume __copy_to_user_nocheck_#t~switch203;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_nocheck_~dst.base, __copy_to_user_nocheck_~dst.offset, __copy_to_user_nocheck_~src.base, __copy_to_user_nocheck_~src.offset, __copy_to_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,626 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: assume !__copy_to_user_nocheck_#t~switch203; [2021-11-02 20:40:35,626 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388-3: assume __copy_to_user_nocheck_#t~switch203;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_nocheck_~dst.base, __copy_to_user_nocheck_~dst.offset, __copy_to_user_nocheck_~src.base, __copy_to_user_nocheck_~src.offset, __copy_to_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~0;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~0;copy_user_generic_#res := copy_user_generic_~ret~0 % 4294967296; [2021-11-02 20:40:35,626 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388-3: assume !__copy_to_user_nocheck_#t~switch203; [2021-11-02 20:40:35,627 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2995: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 2 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,627 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2994: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,627 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1669: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,627 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2962: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,627 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2963: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 2 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,627 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1600: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,628 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1670: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,628 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1599: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,628 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2707: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,628 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2706: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,628 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2674: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,628 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2675: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,629 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3015: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := __copy_to_user_nocheck_#t~switch203 || 2 == __copy_to_user_nocheck_~size; [2021-11-02 20:40:35,629 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3014: assume __copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~2; [2021-11-02 20:40:35,629 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##528: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,629 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##527: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,629 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##598: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,630 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##597: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,630 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##745: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,630 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##744: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,632 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-2: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,632 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-6: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,632 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-3: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,632 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-9: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,632 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-10: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,632 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-7: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,633 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-35: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,633 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-36: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,633 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-61: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,633 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-62: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,633 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-65: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,633 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-66: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,633 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-69: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,634 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-68: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,634 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-94: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,634 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-95: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,634 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-121: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,634 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-122: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,634 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-120: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,635 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-123: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,635 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-130: __copy_to_user_nocheck_#t~ret204 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret204 && __copy_to_user_nocheck_#t~ret204 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~8 := __copy_to_user_nocheck_#t~ret204;havoc __copy_to_user_nocheck_#t~ret204; [2021-11-02 20:40:35,635 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-133: __copy_to_user_nocheck_#t~ret204 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret204 && __copy_to_user_nocheck_#t~ret204 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~8 := __copy_to_user_nocheck_#t~ret204;havoc __copy_to_user_nocheck_#t~ret204; [2021-11-02 20:40:35,635 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-134: __copy_to_user_nocheck_#t~ret205 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret205 && __copy_to_user_nocheck_#t~ret205 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~4 := __copy_to_user_nocheck_#t~ret205;havoc __copy_to_user_nocheck_#t~ret205; [2021-11-02 20:40:35,635 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-131: __copy_to_user_nocheck_#t~ret205 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret205 && __copy_to_user_nocheck_#t~ret205 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~4 := __copy_to_user_nocheck_#t~ret205;havoc __copy_to_user_nocheck_#t~ret205; [2021-11-02 20:40:35,635 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-135: __copy_to_user_nocheck_#t~ret204 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret204 && __copy_to_user_nocheck_#t~ret204 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~8 := __copy_to_user_nocheck_#t~ret204;havoc __copy_to_user_nocheck_#t~ret204; [2021-11-02 20:40:35,635 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-136: __copy_to_user_nocheck_#t~ret205 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret205 && __copy_to_user_nocheck_#t~ret205 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~4 := __copy_to_user_nocheck_#t~ret205;havoc __copy_to_user_nocheck_#t~ret205; [2021-11-02 20:40:35,636 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-173: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,636 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-172: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,636 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-175: __copy_from_user_nocheck_#t~ret197 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret197 && __copy_from_user_nocheck_#t~ret197 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~7 := __copy_from_user_nocheck_#t~ret197;havoc __copy_from_user_nocheck_#t~ret197; [2021-11-02 20:40:35,636 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-176: __copy_from_user_nocheck_#t~ret198 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret198 && __copy_from_user_nocheck_#t~ret198 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~3 := __copy_from_user_nocheck_#t~ret198;havoc __copy_from_user_nocheck_#t~ret198; [2021-11-02 20:40:35,639 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-229: __copy_to_user_nocheck_#t~ret205 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret205 && __copy_to_user_nocheck_#t~ret205 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~4 := __copy_to_user_nocheck_#t~ret205;havoc __copy_to_user_nocheck_#t~ret205; [2021-11-02 20:40:35,639 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5084-228: __copy_to_user_nocheck_#t~ret204 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret204 && __copy_to_user_nocheck_#t~ret204 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~8 := __copy_to_user_nocheck_#t~ret204;havoc __copy_to_user_nocheck_#t~ret204; [2021-11-02 20:40:35,639 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1816: assume __copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~1; [2021-11-02 20:40:35,639 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1817: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := __copy_from_user_nocheck_#t~switch196 || 2 == __copy_from_user_nocheck_~size; [2021-11-02 20:40:35,680 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 20:40:35,680 INFO L299 CfgBuilder]: Removed 3908 assume(true) statements. [2021-11-02 20:40:35,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:40:35 BoogieIcfgContainer [2021-11-02 20:40:35,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 20:40:35,690 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 20:40:35,692 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 20:40:35,694 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 20:40:35,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:40:21" (1/3) ... [2021-11-02 20:40:35,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ed29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:40:35, skipping insertion in model container [2021-11-02 20:40:35,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:24" (2/3) ... [2021-11-02 20:40:35,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ed29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:40:35, skipping insertion in model container [2021-11-02 20:40:35,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:40:35" (3/3) ... [2021-11-02 20:40:35,697 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--sg.ko-entry_point.cil.out.i [2021-11-02 20:40:35,701 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 20:40:35,701 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-02 20:40:35,772 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 20:40:35,780 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-02 20:40:35,780 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-02 20:40:35,875 INFO L276 IsEmpty]: Start isEmpty. Operand has 4995 states, 4970 states have (on average 1.452917505030181) internal successors, (7221), 4974 states have internal predecessors, (7221), 17 states have call successors, (17), 5 states have call predecessors, (17), 5 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2021-11-02 20:40:35,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-02 20:40:35,895 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:40:35,896 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:40:35,897 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:40:35,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:40:35,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1083990813, now seen corresponding path program 1 times [2021-11-02 20:40:35,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:40:35,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687209138] [2021-11-02 20:40:35,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:40:35,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:40:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:40:36,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 20:40:36,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:40:36,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687209138] [2021-11-02 20:40:36,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687209138] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:40:36,801 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 20:40:36,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 20:40:36,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079248879] [2021-11-02 20:40:36,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-02 20:40:36,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:40:36,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-02 20:40:36,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 20:40:36,844 INFO L87 Difference]: Start difference. First operand has 4995 states, 4970 states have (on average 1.452917505030181) internal successors, (7221), 4974 states have internal predecessors, (7221), 17 states have call successors, (17), 5 states have call predecessors, (17), 5 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 112.5) internal successors, (225), 2 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:40:38,942 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:40:57,756 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:41:10,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 20:41:10,591 INFO L93 Difference]: Finished difference Result 9986 states and 14522 transitions. [2021-11-02 20:41:10,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-02 20:41:10,593 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 112.5) internal successors, (225), 2 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 225 [2021-11-02 20:41:10,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 20:41:10,628 INFO L225 Difference]: With dead ends: 9986 [2021-11-02 20:41:10,628 INFO L226 Difference]: Without dead ends: 4973 [2021-11-02 20:41:10,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.03ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-02 20:41:10,649 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7062 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30681.30ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 7064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 43.46ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7062 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33034.99ms IncrementalHoareTripleChecker+Time [2021-11-02 20:41:10,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 52 Invalid, 7064 Unknown, 0 Unchecked, 43.46ms Time], IncrementalHoareTripleChecker [0 Valid, 7062 Invalid, 2 Unknown, 0 Unchecked, 33034.99ms Time] [2021-11-02 20:41:10,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4973 states. [2021-11-02 20:41:10,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4973 to 4973. [2021-11-02 20:41:10,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4973 states, 4949 states have (on average 1.422913719943423) internal successors, (7042), 4952 states have internal predecessors, (7042), 17 states have call successors, (17), 5 states have call predecessors, (17), 5 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2021-11-02 20:41:10,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4973 states to 4973 states and 7076 transitions. [2021-11-02 20:41:10,849 INFO L78 Accepts]: Start accepts. Automaton has 4973 states and 7076 transitions. Word has length 225 [2021-11-02 20:41:10,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 20:41:10,850 INFO L470 AbstractCegarLoop]: Abstraction has 4973 states and 7076 transitions. [2021-11-02 20:41:10,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 112.5) internal successors, (225), 2 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:41:10,850 INFO L276 IsEmpty]: Start isEmpty. Operand 4973 states and 7076 transitions. [2021-11-02 20:41:10,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-02 20:41:10,857 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:41:10,857 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:41:10,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 20:41:10,858 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:41:10,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:41:10,859 INFO L85 PathProgramCache]: Analyzing trace with hash -215753611, now seen corresponding path program 1 times [2021-11-02 20:41:10,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:41:10,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997700285] [2021-11-02 20:41:10,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:41:10,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:41:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:41:11,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 20:41:11,405 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:41:11,405 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997700285] [2021-11-02 20:41:11,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997700285] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:41:11,405 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 20:41:11,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 20:41:11,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934116080] [2021-11-02 20:41:11,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 20:41:11,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:41:11,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 20:41:11,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 20:41:11,408 INFO L87 Difference]: Start difference. First operand 4973 states and 7076 transitions. Second operand has 3 states, 3 states have (on average 75.0) internal successors, (225), 3 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:41:13,503 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:41:43,780 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:41:45,093 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:41:47,474 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:42:06,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 20:42:06,736 INFO L93 Difference]: Finished difference Result 9859 states and 14085 transitions. [2021-11-02 20:42:06,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 20:42:06,737 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 75.0) internal successors, (225), 3 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 225 [2021-11-02 20:42:06,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 20:42:06,757 INFO L225 Difference]: With dead ends: 9859 [2021-11-02 20:42:06,757 INFO L226 Difference]: Without dead ends: 4994 [2021-11-02 20:42:06,767 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.59ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 20:42:06,768 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 0 mSDsluCounter, 6885 mSDsCounter, 0 mSdLazyCounter, 14059 mSolverCounterSat, 40 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51536.28ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 14101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 109.09ms SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 14059 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54532.48ms IncrementalHoareTripleChecker+Time [2021-11-02 20:42:06,768 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 14101 Unknown, 0 Unchecked, 109.09ms Time], IncrementalHoareTripleChecker [40 Valid, 14059 Invalid, 2 Unknown, 0 Unchecked, 54532.48ms Time] [2021-11-02 20:42:06,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4994 states. [2021-11-02 20:42:06,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4994 to 4994. [2021-11-02 20:42:06,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4994 states, 4970 states have (on average 1.4211267605633804) internal successors, (7063), 4973 states have internal predecessors, (7063), 17 states have call successors, (17), 5 states have call predecessors, (17), 5 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2021-11-02 20:42:06,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4994 states to 4994 states and 7097 transitions. [2021-11-02 20:42:06,878 INFO L78 Accepts]: Start accepts. Automaton has 4994 states and 7097 transitions. Word has length 225 [2021-11-02 20:42:06,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 20:42:06,879 INFO L470 AbstractCegarLoop]: Abstraction has 4994 states and 7097 transitions. [2021-11-02 20:42:06,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.0) internal successors, (225), 3 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:42:06,879 INFO L276 IsEmpty]: Start isEmpty. Operand 4994 states and 7097 transitions. [2021-11-02 20:42:06,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-02 20:42:06,882 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:42:06,883 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:42:06,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 20:42:06,883 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:42:06,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:42:06,884 INFO L85 PathProgramCache]: Analyzing trace with hash -582796987, now seen corresponding path program 1 times [2021-11-02 20:42:06,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:42:06,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72725206] [2021-11-02 20:42:06,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:42:06,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:42:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:42:07,277 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-02 20:42:07,277 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:42:07,277 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72725206] [2021-11-02 20:42:07,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72725206] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:42:07,277 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 20:42:07,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 20:42:07,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606392434] [2021-11-02 20:42:07,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 20:42:07,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:42:07,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 20:42:07,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 20:42:07,279 INFO L87 Difference]: Start difference. First operand 4994 states and 7097 transitions. Second operand has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:42:09,341 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:42:39,496 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:42:59,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 20:42:59,143 INFO L93 Difference]: Finished difference Result 9888 states and 14104 transitions. [2021-11-02 20:42:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 20:42:59,144 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 246 [2021-11-02 20:42:59,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 20:42:59,165 INFO L225 Difference]: With dead ends: 9888 [2021-11-02 20:42:59,166 INFO L226 Difference]: Without dead ends: 5006 [2021-11-02 20:42:59,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.61ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 20:42:59,177 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 0 mSDsluCounter, 6886 mSDsCounter, 0 mSdLazyCounter, 14070 mSolverCounterSat, 22 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48435.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 14093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 59.99ms SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 14070 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51335.53ms IncrementalHoareTripleChecker+Time [2021-11-02 20:42:59,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 14093 Unknown, 0 Unchecked, 59.99ms Time], IncrementalHoareTripleChecker [22 Valid, 14070 Invalid, 1 Unknown, 0 Unchecked, 51335.53ms Time] [2021-11-02 20:42:59,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5006 states. [2021-11-02 20:42:59,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5006 to 5006. [2021-11-02 20:42:59,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5006 states, 4982 states have (on average 1.4201124046567644) internal successors, (7075), 4985 states have internal predecessors, (7075), 17 states have call successors, (17), 5 states have call predecessors, (17), 5 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2021-11-02 20:42:59,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5006 states to 5006 states and 7109 transitions. [2021-11-02 20:42:59,313 INFO L78 Accepts]: Start accepts. Automaton has 5006 states and 7109 transitions. Word has length 246 [2021-11-02 20:42:59,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 20:42:59,314 INFO L470 AbstractCegarLoop]: Abstraction has 5006 states and 7109 transitions. [2021-11-02 20:42:59,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:42:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 5006 states and 7109 transitions. [2021-11-02 20:42:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-02 20:42:59,319 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:42:59,320 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:42:59,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-02 20:42:59,320 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:42:59,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:42:59,321 INFO L85 PathProgramCache]: Analyzing trace with hash 441772453, now seen corresponding path program 1 times [2021-11-02 20:42:59,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:42:59,321 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572568826] [2021-11-02 20:42:59,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:42:59,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:42:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:42:59,743 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-02 20:42:59,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:42:59,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572568826] [2021-11-02 20:42:59,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572568826] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:42:59,744 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 20:42:59,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 20:42:59,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662417102] [2021-11-02 20:42:59,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 20:42:59,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:42:59,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 20:42:59,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 20:42:59,746 INFO L87 Difference]: Start difference. First operand 5006 states and 7109 transitions. Second operand has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:43:01,815 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:43:19,192 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:43:43,990 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:43:54,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 20:43:54,474 INFO L93 Difference]: Finished difference Result 14394 states and 20624 transitions. [2021-11-02 20:43:54,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 20:43:54,474 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 258 [2021-11-02 20:43:54,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 20:43:54,510 INFO L225 Difference]: With dead ends: 14394 [2021-11-02 20:43:54,510 INFO L226 Difference]: Without dead ends: 9629 [2021-11-02 20:43:54,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.12ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 20:43:54,523 INFO L933 BasicCegarLoop]: 51 mSDtfsCounter, 6729 mSDsluCounter, 7004 mSDsCounter, 0 mSdLazyCounter, 14019 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50321.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6729 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 14023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 78.26ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14019 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53836.35ms IncrementalHoareTripleChecker+Time [2021-11-02 20:43:54,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6729 Valid, 85 Invalid, 14023 Unknown, 0 Unchecked, 78.26ms Time], IncrementalHoareTripleChecker [3 Valid, 14019 Invalid, 1 Unknown, 0 Unchecked, 53836.35ms Time] [2021-11-02 20:43:54,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9629 states. [2021-11-02 20:43:54,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9629 to 9627. [2021-11-02 20:43:54,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9627 states, 9581 states have (on average 1.4316877152698049) internal successors, (13717), 9586 states have internal predecessors, (13717), 34 states have call successors, (34), 10 states have call predecessors, (34), 10 states have return successors, (34), 32 states have call predecessors, (34), 34 states have call successors, (34) [2021-11-02 20:43:54,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9627 states to 9627 states and 13785 transitions. [2021-11-02 20:43:54,790 INFO L78 Accepts]: Start accepts. Automaton has 9627 states and 13785 transitions. Word has length 258 [2021-11-02 20:43:54,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 20:43:54,791 INFO L470 AbstractCegarLoop]: Abstraction has 9627 states and 13785 transitions. [2021-11-02 20:43:54,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:43:54,792 INFO L276 IsEmpty]: Start isEmpty. Operand 9627 states and 13785 transitions. [2021-11-02 20:43:54,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-02 20:43:54,796 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:43:54,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:43:54,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-02 20:43:54,797 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:43:54,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:43:54,797 INFO L85 PathProgramCache]: Analyzing trace with hash -2043509268, now seen corresponding path program 1 times [2021-11-02 20:43:54,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:43:54,797 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111738240] [2021-11-02 20:43:54,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:43:54,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:43:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:43:55,380 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-02 20:43:55,380 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:43:55,380 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111738240] [2021-11-02 20:43:55,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111738240] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:43:55,380 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 20:43:55,381 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 20:43:55,381 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154035451] [2021-11-02 20:43:55,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 20:43:55,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:43:55,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 20:43:55,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 20:43:55,382 INFO L87 Difference]: Start difference. First operand 9627 states and 13785 transitions. Second operand has 3 states, 3 states have (on average 87.0) internal successors, (261), 2 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:43:57,448 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:44:23,294 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:44:51,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 20:44:51,640 INFO L93 Difference]: Finished difference Result 23637 states and 33975 transitions. [2021-11-02 20:44:51,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 20:44:51,641 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 87.0) internal successors, (261), 2 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 261 [2021-11-02 20:44:51,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 20:44:51,695 INFO L225 Difference]: With dead ends: 23637 [2021-11-02 20:44:51,695 INFO L226 Difference]: Without dead ends: 14251 [2021-11-02 20:44:51,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.46ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 20:44:51,720 INFO L933 BasicCegarLoop]: 51 mSDtfsCounter, 6666 mSDsluCounter, 6831 mSDsCounter, 0 mSdLazyCounter, 13842 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51644.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6666 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 13843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 65.81ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13842 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55260.93ms IncrementalHoareTripleChecker+Time [2021-11-02 20:44:51,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6666 Valid, 85 Invalid, 13843 Unknown, 0 Unchecked, 65.81ms Time], IncrementalHoareTripleChecker [0 Valid, 13842 Invalid, 1 Unknown, 0 Unchecked, 55260.93ms Time] [2021-11-02 20:44:51,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14251 states. [2021-11-02 20:44:51,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14251 to 14249. [2021-11-02 20:44:52,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14249 states, 14181 states have (on average 1.4357238558634793) internal successors, (20360), 14188 states have internal predecessors, (20360), 51 states have call successors, (51), 15 states have call predecessors, (51), 15 states have return successors, (51), 48 states have call predecessors, (51), 51 states have call successors, (51) [2021-11-02 20:44:52,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14249 states to 14249 states and 20462 transitions. [2021-11-02 20:44:52,049 INFO L78 Accepts]: Start accepts. Automaton has 14249 states and 20462 transitions. Word has length 261 [2021-11-02 20:44:52,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 20:44:52,050 INFO L470 AbstractCegarLoop]: Abstraction has 14249 states and 20462 transitions. [2021-11-02 20:44:52,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.0) internal successors, (261), 2 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:44:52,050 INFO L276 IsEmpty]: Start isEmpty. Operand 14249 states and 20462 transitions. [2021-11-02 20:44:52,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-02 20:44:52,054 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:44:52,055 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:44:52,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-02 20:44:52,055 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:44:52,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:44:52,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1363450898, now seen corresponding path program 1 times [2021-11-02 20:44:52,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:44:52,056 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684124638] [2021-11-02 20:44:52,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:44:52,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:44:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:44:52,723 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-02 20:44:52,724 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:44:52,724 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684124638] [2021-11-02 20:44:52,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684124638] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:44:52,724 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 20:44:52,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 20:44:52,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806131488] [2021-11-02 20:44:52,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 20:44:52,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:44:52,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 20:44:52,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 20:44:52,726 INFO L87 Difference]: Start difference. First operand 14249 states and 20462 transitions. Second operand has 3 states, 3 states have (on average 87.0) internal successors, (261), 2 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:44:54,795 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:45:39,974 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:45:50,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 20:45:50,857 INFO L93 Difference]: Finished difference Result 42260 states and 60885 transitions. [2021-11-02 20:45:50,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 20:45:50,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 87.0) internal successors, (261), 2 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 261 [2021-11-02 20:45:50,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 20:45:50,935 INFO L225 Difference]: With dead ends: 42260 [2021-11-02 20:45:50,936 INFO L226 Difference]: Without dead ends: 28242 [2021-11-02 20:45:50,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.19ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 20:45:50,968 INFO L933 BasicCegarLoop]: 51 mSDtfsCounter, 6812 mSDsluCounter, 6830 mSDsCounter, 0 mSdLazyCounter, 13843 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53145.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6812 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 13846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 67.01ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13843 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56826.10ms IncrementalHoareTripleChecker+Time [2021-11-02 20:45:50,969 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6812 Valid, 85 Invalid, 13846 Unknown, 0 Unchecked, 67.01ms Time], IncrementalHoareTripleChecker [1 Valid, 13843 Invalid, 2 Unknown, 0 Unchecked, 56826.10ms Time] [2021-11-02 20:45:51,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28242 states. [2021-11-02 20:45:51,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28242 to 28238. [2021-11-02 20:45:51,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28238 states, 28104 states have (on average 1.4382650156561343) internal successors, (40421), 28117 states have internal predecessors, (40421), 102 states have call successors, (102), 30 states have call predecessors, (102), 30 states have return successors, (102), 96 states have call predecessors, (102), 102 states have call successors, (102) [2021-11-02 20:45:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28238 states to 28238 states and 40625 transitions. [2021-11-02 20:45:51,594 INFO L78 Accepts]: Start accepts. Automaton has 28238 states and 40625 transitions. Word has length 261 [2021-11-02 20:45:51,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 20:45:51,595 INFO L470 AbstractCegarLoop]: Abstraction has 28238 states and 40625 transitions. [2021-11-02 20:45:51,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.0) internal successors, (261), 2 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 20:45:51,595 INFO L276 IsEmpty]: Start isEmpty. Operand 28238 states and 40625 transitions. [2021-11-02 20:45:51,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2021-11-02 20:45:51,603 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:45:51,603 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:45:51,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-02 20:45:51,603 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:45:51,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:45:51,604 INFO L85 PathProgramCache]: Analyzing trace with hash -604739645, now seen corresponding path program 1 times [2021-11-02 20:45:51,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:45:51,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353274322] [2021-11-02 20:45:51,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:45:51,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:45:51,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:45:52,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-11-02 20:45:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:45:52,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-02 20:45:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:45:52,396 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-02 20:45:52,397 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:45:52,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353274322] [2021-11-02 20:45:52,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353274322] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:45:52,397 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 20:45:52,397 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-02 20:45:52,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256328136] [2021-11-02 20:45:52,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-02 20:45:52,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:45:52,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-02 20:45:52,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-02 20:45:52,399 INFO L87 Difference]: Start difference. First operand 28238 states and 40625 transitions. Second operand has 6 states, 6 states have (on average 45.833333333333336) internal successors, (275), 5 states have internal predecessors, (275), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-02 20:45:54,466 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:46:29,455 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:46:32,123 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:47:10,678 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:47:26,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 20:47:26,632 INFO L93 Difference]: Finished difference Result 85661 states and 123620 transitions. [2021-11-02 20:47:26,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 20:47:26,633 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 45.833333333333336) internal successors, (275), 5 states have internal predecessors, (275), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 280 [2021-11-02 20:47:26,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 20:47:26,833 INFO L225 Difference]: With dead ends: 85661 [2021-11-02 20:47:26,833 INFO L226 Difference]: Without dead ends: 57664 [2021-11-02 20:47:26,898 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 399.14ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-02 20:47:26,899 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 20345 mSDsluCounter, 12573 mSDsCounter, 0 mSdLazyCounter, 21605 mSolverCounterSat, 108 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 86394.32ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 20345 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 21715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 296.97ms SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 21605 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 91845.36ms IncrementalHoareTripleChecker+Time [2021-11-02 20:47:26,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20345 Valid, 89 Invalid, 21715 Unknown, 0 Unchecked, 296.97ms Time], IncrementalHoareTripleChecker [108 Valid, 21605 Invalid, 2 Unknown, 0 Unchecked, 91845.36ms Time] [2021-11-02 20:47:26,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57664 states. [2021-11-02 20:47:28,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57664 to 56424. [2021-11-02 20:47:28,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56424 states, 56134 states have (on average 1.4390743577867247) internal successors, (80781), 56165 states have internal predecessors, (80781), 204 states have call successors, (204), 60 states have call predecessors, (204), 84 states have return successors, (378), 210 states have call predecessors, (378), 204 states have call successors, (378) [2021-11-02 20:47:28,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56424 states to 56424 states and 81363 transitions. [2021-11-02 20:47:28,538 INFO L78 Accepts]: Start accepts. Automaton has 56424 states and 81363 transitions. Word has length 280 [2021-11-02 20:47:28,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 20:47:28,539 INFO L470 AbstractCegarLoop]: Abstraction has 56424 states and 81363 transitions. [2021-11-02 20:47:28,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 45.833333333333336) internal successors, (275), 5 states have internal predecessors, (275), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-02 20:47:28,539 INFO L276 IsEmpty]: Start isEmpty. Operand 56424 states and 81363 transitions. [2021-11-02 20:47:28,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-02 20:47:28,546 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:47:28,546 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:47:28,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-02 20:47:28,547 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:47:28,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:47:28,548 INFO L85 PathProgramCache]: Analyzing trace with hash -830482935, now seen corresponding path program 1 times [2021-11-02 20:47:28,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:47:28,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597085653] [2021-11-02 20:47:28,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:47:28,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:47:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:47:29,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-11-02 20:47:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:47:29,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-02 20:47:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:47:29,784 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-02 20:47:29,784 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:47:29,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597085653] [2021-11-02 20:47:29,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597085653] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:47:29,785 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 20:47:29,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-02 20:47:29,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047397997] [2021-11-02 20:47:29,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-02 20:47:29,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:47:29,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-02 20:47:29,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-02 20:47:29,787 INFO L87 Difference]: Start difference. First operand 56424 states and 81363 transitions. Second operand has 6 states, 6 states have (on average 45.666666666666664) internal successors, (274), 5 states have internal predecessors, (274), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-02 20:47:31,855 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:48:12,477 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:48:14,504 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:48:16,447 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:49:19,049 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:49:20,269 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:49:22,298 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:49:24,281 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:49:26,304 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:49:28,338 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:50:07,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 20:50:07,305 INFO L93 Difference]: Finished difference Result 142513 states and 205762 transitions. [2021-11-02 20:50:07,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 20:50:07,306 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 45.666666666666664) internal successors, (274), 5 states have internal predecessors, (274), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 279 [2021-11-02 20:50:07,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 20:50:07,540 INFO L225 Difference]: With dead ends: 142513 [2021-11-02 20:50:07,541 INFO L226 Difference]: Without dead ends: 86330 [2021-11-02 20:50:07,642 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 388.39ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-02 20:50:07,643 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 7275 mSDsluCounter, 26345 mSDsCounter, 0 mSdLazyCounter, 35526 mSolverCounterSat, 83 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 146028.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7275 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 35614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 365.17ms SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 35526 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 154156.15ms IncrementalHoareTripleChecker+Time [2021-11-02 20:50:07,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7275 Valid, 159 Invalid, 35614 Unknown, 0 Unchecked, 365.17ms Time], IncrementalHoareTripleChecker [83 Valid, 35526 Invalid, 5 Unknown, 0 Unchecked, 154156.15ms Time] [2021-11-02 20:50:07,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86330 states. [2021-11-02 20:50:09,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86330 to 84592. [2021-11-02 20:50:09,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84592 states, 84152 states have (on average 1.4392646639414393) internal successors, (121117), 84201 states have internal predecessors, (121117), 300 states have call successors, (300), 90 states have call predecessors, (300), 138 states have return successors, (648), 318 states have call predecessors, (648), 300 states have call successors, (648) [2021-11-02 20:50:10,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84592 states to 84592 states and 122065 transitions. [2021-11-02 20:50:10,479 INFO L78 Accepts]: Start accepts. Automaton has 84592 states and 122065 transitions. Word has length 279 [2021-11-02 20:50:10,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 20:50:10,479 INFO L470 AbstractCegarLoop]: Abstraction has 84592 states and 122065 transitions. [2021-11-02 20:50:10,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 45.666666666666664) internal successors, (274), 5 states have internal predecessors, (274), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-02 20:50:10,480 INFO L276 IsEmpty]: Start isEmpty. Operand 84592 states and 122065 transitions. [2021-11-02 20:50:10,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-11-02 20:50:10,487 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:50:10,487 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:50:10,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-02 20:50:10,488 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:50:10,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:50:10,488 INFO L85 PathProgramCache]: Analyzing trace with hash 257273818, now seen corresponding path program 1 times [2021-11-02 20:50:10,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:50:10,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864732469] [2021-11-02 20:50:10,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:50:10,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:50:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:50:11,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-02 20:50:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:50:11,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-02 20:50:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:50:11,643 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-02 20:50:11,644 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:50:11,644 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864732469] [2021-11-02 20:50:11,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864732469] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:50:11,659 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 20:50:11,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-02 20:50:11,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105951826] [2021-11-02 20:50:11,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-02 20:50:11,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:50:11,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-02 20:50:11,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-02 20:50:11,662 INFO L87 Difference]: Start difference. First operand 84592 states and 122065 transitions. Second operand has 6 states, 6 states have (on average 45.5) internal successors, (273), 5 states have internal predecessors, (273), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-02 20:50:13,797 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:50:56,251 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:51:52,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 20:51:52,977 INFO L93 Difference]: Finished difference Result 199173 states and 287598 transitions. [2021-11-02 20:51:52,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 20:51:52,978 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 45.5) internal successors, (273), 5 states have internal predecessors, (273), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 278 [2021-11-02 20:51:52,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 20:51:53,509 INFO L225 Difference]: With dead ends: 199173 [2021-11-02 20:51:53,509 INFO L226 Difference]: Without dead ends: 114822 [2021-11-02 20:51:53,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 568.48ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-02 20:51:53,626 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 20220 mSDsluCounter, 12561 mSDsCounter, 0 mSdLazyCounter, 21590 mSolverCounterSat, 101 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 91139.60ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 20220 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 21693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 373.47ms SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 21590 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 97415.76ms IncrementalHoareTripleChecker+Time [2021-11-02 20:51:53,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20220 Valid, 85 Invalid, 21693 Unknown, 0 Unchecked, 373.47ms Time], IncrementalHoareTripleChecker [101 Valid, 21590 Invalid, 2 Unknown, 0 Unchecked, 97415.76ms Time] [2021-11-02 20:51:53,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114822 states. [2021-11-02 20:51:56,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114822 to 112586. [2021-11-02 20:51:56,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112586 states, 112002 states have (on average 1.4392689416260425) internal successors, (161201), 112069 states have internal predecessors, (161201), 390 states have call successors, (390), 120 states have call predecessors, (390), 192 states have return successors, (906), 420 states have call predecessors, (906), 390 states have call successors, (906) [2021-11-02 20:51:57,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112586 states to 112586 states and 162497 transitions. [2021-11-02 20:51:57,063 INFO L78 Accepts]: Start accepts. Automaton has 112586 states and 162497 transitions. Word has length 278 [2021-11-02 20:51:57,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 20:51:57,064 INFO L470 AbstractCegarLoop]: Abstraction has 112586 states and 162497 transitions. [2021-11-02 20:51:57,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 45.5) internal successors, (273), 5 states have internal predecessors, (273), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-02 20:51:57,064 INFO L276 IsEmpty]: Start isEmpty. Operand 112586 states and 162497 transitions. [2021-11-02 20:51:57,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-02 20:51:57,222 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:51:57,222 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:51:57,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-02 20:51:57,223 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:51:57,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:51:57,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1684799314, now seen corresponding path program 1 times [2021-11-02 20:51:57,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:51:57,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878877602] [2021-11-02 20:51:57,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:51:57,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:51:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:51:58,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-11-02 20:51:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:51:58,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-02 20:51:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:51:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-02 20:51:58,103 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:51:58,103 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878877602] [2021-11-02 20:51:58,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878877602] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:51:58,103 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 20:51:58,104 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-02 20:51:58,104 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239305671] [2021-11-02 20:51:58,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-02 20:51:58,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:51:58,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-02 20:51:58,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-02 20:51:58,105 INFO L87 Difference]: Start difference. First operand 112586 states and 162497 transitions. Second operand has 6 states, 6 states have (on average 46.0) internal successors, (276), 5 states have internal predecessors, (276), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-02 20:52:00,180 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:52:36,517 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:52:39,099 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:53:18,600 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-02 20:53:32,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 20:53:32,291 INFO L93 Difference]: Finished difference Result 255839 states and 369452 transitions. [2021-11-02 20:53:32,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 20:53:32,292 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 46.0) internal successors, (276), 5 states have internal predecessors, (276), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 281 [2021-11-02 20:53:32,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 20:53:32,892 INFO L225 Difference]: With dead ends: 255839 [2021-11-02 20:53:32,893 INFO L226 Difference]: Without dead ends: 143494 [2021-11-02 20:53:33,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 447.12ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-02 20:53:33,003 INFO L933 BasicCegarLoop]: 49 mSDtfsCounter, 13847 mSDsluCounter, 12788 mSDsCounter, 0 mSdLazyCounter, 21914 mSolverCounterSat, 85 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 83983.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13847 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 22000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 274.97ms SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 21914 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 89583.57ms IncrementalHoareTripleChecker+Time [2021-11-02 20:53:33,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13847 Valid, 94 Invalid, 22000 Unknown, 0 Unchecked, 274.97ms Time], IncrementalHoareTripleChecker [85 Valid, 21914 Invalid, 1 Unknown, 0 Unchecked, 89583.57ms Time] [2021-11-02 20:53:33,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143494 states. [2021-11-02 20:53:35,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143494 to 140742. [2021-11-02 20:53:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140742 states, 140020 states have (on average 1.439344379374375) internal successors, (201537), 140105 states have internal predecessors, (201537), 474 states have call successors, (474), 150 states have call predecessors, (474), 246 states have return successors, (1152), 516 states have call predecessors, (1152), 474 states have call successors, (1152) [2021-11-02 20:53:37,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140742 states to 140742 states and 203163 transitions. [2021-11-02 20:53:37,062 INFO L78 Accepts]: Start accepts. Automaton has 140742 states and 203163 transitions. Word has length 281 [2021-11-02 20:53:37,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 20:53:37,063 INFO L470 AbstractCegarLoop]: Abstraction has 140742 states and 203163 transitions. [2021-11-02 20:53:37,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 46.0) internal successors, (276), 5 states have internal predecessors, (276), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-02 20:53:37,063 INFO L276 IsEmpty]: Start isEmpty. Operand 140742 states and 203163 transitions. [2021-11-02 20:53:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-11-02 20:53:37,076 INFO L506 BasicCegarLoop]: Found error trace [2021-11-02 20:53:37,076 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 20:53:37,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-02 20:53:37,077 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 20:53:37,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 20:53:37,078 INFO L85 PathProgramCache]: Analyzing trace with hash 871294591, now seen corresponding path program 1 times [2021-11-02 20:53:37,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 20:53:37,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468710931] [2021-11-02 20:53:37,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:53:37,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 20:53:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:53:38,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-02 20:53:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:53:38,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-02 20:53:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:53:38,097 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-02 20:53:38,097 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 20:53:38,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468710931] [2021-11-02 20:53:38,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468710931] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 20:53:38,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1005382817] [2021-11-02 20:53:38,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 20:53:38,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 20:53:38,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-02 20:53:38,131 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 20:53:38,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-02 20:53:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 20:53:40,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 6668 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 20:53:40,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 20:53:41,329 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-02 20:53:41,329 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-02 20:53:41,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1005382817] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 20:53:41,330 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 20:53:41,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-02 20:53:41,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030550686] [2021-11-02 20:53:41,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 20:53:41,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 20:53:41,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 20:53:41,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-02 20:53:41,332 INFO L87 Difference]: Start difference. First operand 140742 states and 203163 transitions. Second operand has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Killed by 15