./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 5b36d44f 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-5b36d44 [2021-11-07 14:38:52,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 14:38:52,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 14:38:52,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 14:38:52,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 14:38:52,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 14:38:52,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 14:38:52,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 14:38:52,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 14:38:52,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 14:38:52,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 14:38:52,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 14:38:52,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 14:38:52,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 14:38:52,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 14:38:52,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 14:38:52,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 14:38:52,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 14:38:52,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 14:38:52,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 14:38:52,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 14:38:52,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 14:38:52,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 14:38:52,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 14:38:52,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 14:38:52,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 14:38:52,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 14:38:52,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 14:38:52,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 14:38:52,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 14:38:52,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 14:38:52,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 14:38:52,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 14:38:52,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 14:38:52,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 14:38:52,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 14:38:52,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 14:38:52,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 14:38:52,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 14:38:52,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 14:38:52,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 14:38:52,903 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 14:38:52,918 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 14:38:52,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 14:38:52,924 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 14:38:52,924 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 14:38:52,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 14:38:52,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 14:38:52,925 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 14:38:52,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 14:38:52,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 14:38:52,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 14:38:52,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 14:38:52,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 14:38:52,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 14:38:52,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 14:38:52,926 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 14:38:52,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 14:38:52,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 14:38:52,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 14:38:52,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 14:38:52,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 14:38:52,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 14:38:52,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 14:38:52,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 14:38:52,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 14:38:52,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 14:38:52,928 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 14:38:52,928 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 14:38:52,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 14:38:52,928 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 14:38:52,929 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 884b97cc6fb4051ca91e84ac99a2a164f2566357f30136c91fcf54410ed45574 [2021-11-07 14:38:53,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 14:38:53,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 14:38:53,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 14:38:53,167 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 14:38:53,167 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 14:38:53,168 INFO L432 ainManager$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 [2021-11-07 14:38:53,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68428b17d/426dd3c54c9b465694a5d076a9915716/FLAGc09f98c81 [2021-11-07 14:38:53,895 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 14:38:53,896 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 [2021-11-07 14:38:53,944 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68428b17d/426dd3c54c9b465694a5d076a9915716/FLAGc09f98c81 [2021-11-07 14:38:54,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68428b17d/426dd3c54c9b465694a5d076a9915716 [2021-11-07 14:38:54,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 14:38:54,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 14:38:54,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 14:38:54,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 14:38:54,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 14:38:54,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:38:54" (1/1) ... [2021-11-07 14:38:54,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45ff33f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:54, skipping insertion in model container [2021-11-07 14:38:54,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:38:54" (1/1) ... [2021-11-07 14:38:54,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 14:38:54,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 14:38:55,881 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] [2021-11-07 14:38:55,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 14:38:55,964 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 14:38:56,311 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] [2021-11-07 14:38:56,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 14:38:56,381 INFO L208 MainTranslator]: Completed translation [2021-11-07 14:38:56,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56 WrapperNode [2021-11-07 14:38:56,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 14:38:56,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 14:38:56,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 14:38:56,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 14:38:56,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (1/1) ... [2021-11-07 14:38:56,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (1/1) ... [2021-11-07 14:38:56,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 14:38:56,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 14:38:56,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 14:38:56,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 14:38:56,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (1/1) ... [2021-11-07 14:38:56,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (1/1) ... [2021-11-07 14:38:57,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (1/1) ... [2021-11-07 14:38:57,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (1/1) ... [2021-11-07 14:38:57,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (1/1) ... [2021-11-07 14:38:57,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (1/1) ... [2021-11-07 14:38:57,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (1/1) ... [2021-11-07 14:38:57,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 14:38:57,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 14:38:57,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 14:38:57,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 14:38:57,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (1/1) ... [2021-11-07 14:38:57,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 14:38:57,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 14:38:57,821 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) [2021-11-07 14:38:57,827 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 [2021-11-07 14:38:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-07 14:38:57,844 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-07 14:38:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure sg_rq_end_io_usercontext [2021-11-07 14:38:57,844 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_rq_end_io_usercontext [2021-11-07 14:38:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 14:38:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 14:38:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-07 14:38:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 14:38:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 14:38:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-07 14:38:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 14:38:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 14:38:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-07 14:38:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 14:38:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 14:38:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_sfp_usercontext [2021-11-07 14:38:57,845 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_sfp_usercontext [2021-11-07 14:38:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-07 14:38:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 14:38:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-07 14:38:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-07 14:38:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 14:38:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 14:38:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-07 14:38:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 14:38:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 14:38:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 14:38:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 14:38:57,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 14:39:15,542 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); [2021-11-07 14:39:15,542 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); [2021-11-07 14:39:15,542 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); [2021-11-07 14:39:15,542 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); [2021-11-07 14:39:15,543 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); [2021-11-07 14:39:15,543 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); [2021-11-07 14:39:15,543 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); [2021-11-07 14:39:15,543 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); [2021-11-07 14:39:15,543 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); [2021-11-07 14:39:15,543 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); [2021-11-07 14:39:15,543 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); [2021-11-07 14:39:15,543 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); [2021-11-07 14:39:15,543 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); [2021-11-07 14:39:15,544 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); [2021-11-07 14:39:15,544 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); [2021-11-07 14:39:15,544 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); [2021-11-07 14:39:15,544 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; [2021-11-07 14:39:15,544 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,544 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-3: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,544 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-4: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,544 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-1: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,545 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-2: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,545 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-7: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,545 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-8: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,545 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-5: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,545 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-6: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,545 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-11: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,545 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-9: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,545 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274-10: havoc __copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,546 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; [2021-11-07 14:39:15,546 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; [2021-11-07 14:39:15,546 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; [2021-11-07 14:39:15,546 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; [2021-11-07 14:39:15,546 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; [2021-11-07 14:39:15,546 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; [2021-11-07 14:39:15,546 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; [2021-11-07 14:39:15,546 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; [2021-11-07 14:39:15,547 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; [2021-11-07 14:39:15,547 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; [2021-11-07 14:39:15,547 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; [2021-11-07 14:39:15,547 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; [2021-11-07 14:39:15,547 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; [2021-11-07 14:39:15,547 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; [2021-11-07 14:39:15,547 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; [2021-11-07 14:39:15,547 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; [2021-11-07 14:39:15,548 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; [2021-11-07 14:39:15,548 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; [2021-11-07 14:39:15,548 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; [2021-11-07 14:39:15,548 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; [2021-11-07 14:39:15,548 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; [2021-11-07 14:39:15,548 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; [2021-11-07 14:39:15,548 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; [2021-11-07 14:39:15,548 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; [2021-11-07 14:39:15,549 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; [2021-11-07 14:39:15,549 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; [2021-11-07 14:39:15,549 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; [2021-11-07 14:39:15,549 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; [2021-11-07 14:39:15,549 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; [2021-11-07 14:39:15,549 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; [2021-11-07 14:39:15,549 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; [2021-11-07 14:39:15,549 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; [2021-11-07 14:39:15,550 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; [2021-11-07 14:39:15,550 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; [2021-11-07 14:39:15,550 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; [2021-11-07 14:39:15,550 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; [2021-11-07 14:39:15,550 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; [2021-11-07 14:39:15,550 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; [2021-11-07 14:39:15,550 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; [2021-11-07 14:39:15,550 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; [2021-11-07 14:39:15,551 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; [2021-11-07 14:39:15,551 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; [2021-11-07 14:39:15,551 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; [2021-11-07 14:39:15,551 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; [2021-11-07 14:39:15,551 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; [2021-11-07 14:39:15,551 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; [2021-11-07 14:39:15,551 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; [2021-11-07 14:39:15,551 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; [2021-11-07 14:39:15,552 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; [2021-11-07 14:39:15,552 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; [2021-11-07 14:39:15,552 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; [2021-11-07 14:39:15,552 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; [2021-11-07 14:39:15,552 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; [2021-11-07 14:39:15,552 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; [2021-11-07 14:39:15,552 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; [2021-11-07 14:39:15,552 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; [2021-11-07 14:39:15,553 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; [2021-11-07 14:39:15,553 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; [2021-11-07 14:39:15,553 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; [2021-11-07 14:39:15,553 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; [2021-11-07 14:39:15,553 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; [2021-11-07 14:39:15,553 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; [2021-11-07 14:39:15,553 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; [2021-11-07 14:39:15,553 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; [2021-11-07 14:39:15,554 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; [2021-11-07 14:39:15,554 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; [2021-11-07 14:39:15,554 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; [2021-11-07 14:39:15,554 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; [2021-11-07 14:39:15,554 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; [2021-11-07 14:39:15,554 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; [2021-11-07 14:39:15,554 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; [2021-11-07 14:39:15,554 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; [2021-11-07 14:39:15,555 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; [2021-11-07 14:39:15,555 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; [2021-11-07 14:39:15,555 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; [2021-11-07 14:39:15,555 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; [2021-11-07 14:39:15,555 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; [2021-11-07 14:39:15,555 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; [2021-11-07 14:39:15,555 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; [2021-11-07 14:39:15,556 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; [2021-11-07 14:39:15,556 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; [2021-11-07 14:39:15,556 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; [2021-11-07 14:39:15,556 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; [2021-11-07 14:39:15,556 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; [2021-11-07 14:39:15,556 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; [2021-11-07 14:39:15,556 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; [2021-11-07 14:39:15,556 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; [2021-11-07 14:39:15,557 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; [2021-11-07 14:39:15,557 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; [2021-11-07 14:39:15,557 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; [2021-11-07 14:39:15,557 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; [2021-11-07 14:39:15,557 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; [2021-11-07 14:39:15,557 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; [2021-11-07 14:39:15,557 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; [2021-11-07 14:39:15,558 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; [2021-11-07 14:39:15,558 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; [2021-11-07 14:39:15,558 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; [2021-11-07 14:39:15,558 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; [2021-11-07 14:39:15,558 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; [2021-11-07 14:39:15,558 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; [2021-11-07 14:39:15,558 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; [2021-11-07 14:39:15,558 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; [2021-11-07 14:39:15,559 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; [2021-11-07 14:39:15,559 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; [2021-11-07 14:39:15,559 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; [2021-11-07 14:39:15,559 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; [2021-11-07 14:39:15,559 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; [2021-11-07 14:39:15,559 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; [2021-11-07 14:39:15,559 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; [2021-11-07 14:39:15,559 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; [2021-11-07 14:39:15,560 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; [2021-11-07 14:39:15,560 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; [2021-11-07 14:39:15,560 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; [2021-11-07 14:39:15,560 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; [2021-11-07 14:39:15,560 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; [2021-11-07 14:39:15,560 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; [2021-11-07 14:39:15,560 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; [2021-11-07 14:39:15,561 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; [2021-11-07 14:39:15,561 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; [2021-11-07 14:39:15,561 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; [2021-11-07 14:39:15,561 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; [2021-11-07 14:39:15,561 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; [2021-11-07 14:39:15,561 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; [2021-11-07 14:39:15,561 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; [2021-11-07 14:39:15,561 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-1: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,562 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; [2021-11-07 14:39:15,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-2: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,562 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; [2021-11-07 14:39:15,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,562 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; [2021-11-07 14:39:15,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-5: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,562 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; [2021-11-07 14:39:15,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-6: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,563 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; [2021-11-07 14:39:15,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-3: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,563 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; [2021-11-07 14:39:15,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-4: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,564 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; [2021-11-07 14:39:15,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-9: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,565 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; [2021-11-07 14:39:15,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-10: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,565 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; [2021-11-07 14:39:15,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-7: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,565 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; [2021-11-07 14:39:15,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-8: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,565 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; [2021-11-07 14:39:15,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308-11: assume !__copy_from_user_nocheck_#t~switch196;__copy_from_user_nocheck_#t~switch196 := true; [2021-11-07 14:39:15,566 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; [2021-11-07 14:39:15,575 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; [2021-11-07 14:39:15,575 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; [2021-11-07 14:39:15,575 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; [2021-11-07 14:39:15,576 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; [2021-11-07 14:39:15,576 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; [2021-11-07 14:39:15,576 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; [2021-11-07 14:39:15,576 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; [2021-11-07 14:39:15,576 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; [2021-11-07 14:39:15,576 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; [2021-11-07 14:39:15,576 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; [2021-11-07 14:39:15,576 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; [2021-11-07 14:39:15,577 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; [2021-11-07 14:39:15,577 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; [2021-11-07 14:39:15,577 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; [2021-11-07 14:39:15,577 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; [2021-11-07 14:39:15,578 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; [2021-11-07 14:39:15,578 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; [2021-11-07 14:39:15,578 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; [2021-11-07 14:39:15,578 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; [2021-11-07 14:39:15,578 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; [2021-11-07 14:39:15,579 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; [2021-11-07 14:39:15,579 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; [2021-11-07 14:39:15,579 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; [2021-11-07 14:39:15,579 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; [2021-11-07 14:39:15,579 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-2: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,580 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; [2021-11-07 14:39:15,580 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-3: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,580 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; [2021-11-07 14:39:15,580 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,580 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; [2021-11-07 14:39:15,581 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-1: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,581 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; [2021-11-07 14:39:15,581 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-6: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,581 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; [2021-11-07 14:39:15,582 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-7: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,582 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; [2021-11-07 14:39:15,582 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-4: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,582 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; [2021-11-07 14:39:15,582 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-5: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,582 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; [2021-11-07 14:39:15,583 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-10: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,583 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; [2021-11-07 14:39:15,583 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-11: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,583 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; [2021-11-07 14:39:15,585 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-8: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,585 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; [2021-11-07 14:39:15,585 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5321-9: assume !__copy_from_user_nocheck_#t~switch196; [2021-11-07 14:39:15,585 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; [2021-11-07 14:39:15,586 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; [2021-11-07 14:39:15,586 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; [2021-11-07 14:39:15,587 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; [2021-11-07 14:39:15,587 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5347: havoc __copy_to_user_nocheck_#t~switch203; [2021-11-07 14:39:15,587 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5347-1: havoc __copy_to_user_nocheck_#t~switch203; [2021-11-07 14:39:15,589 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5347-2: havoc __copy_to_user_nocheck_#t~switch203; [2021-11-07 14:39:15,590 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5347-3: havoc __copy_to_user_nocheck_#t~switch203; [2021-11-07 14:39:15,590 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; [2021-11-07 14:39:15,590 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; [2021-11-07 14:39:15,590 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; [2021-11-07 14:39:15,590 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; [2021-11-07 14:39:15,590 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; [2021-11-07 14:39:15,590 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; [2021-11-07 14:39:15,590 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; [2021-11-07 14:39:15,591 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; [2021-11-07 14:39:15,591 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; [2021-11-07 14:39:15,591 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; [2021-11-07 14:39:15,591 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; [2021-11-07 14:39:15,591 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; [2021-11-07 14:39:15,591 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; [2021-11-07 14:39:15,591 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; [2021-11-07 14:39:15,591 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; [2021-11-07 14:39:15,591 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; [2021-11-07 14:39:15,592 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; [2021-11-07 14:39:15,592 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; [2021-11-07 14:39:15,592 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; [2021-11-07 14:39:15,593 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; [2021-11-07 14:39:15,593 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; [2021-11-07 14:39:15,593 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; [2021-11-07 14:39:15,593 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; [2021-11-07 14:39:15,593 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; [2021-11-07 14:39:15,594 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; [2021-11-07 14:39:15,594 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; [2021-11-07 14:39:15,594 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; [2021-11-07 14:39:15,594 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; [2021-11-07 14:39:15,595 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; [2021-11-07 14:39:15,595 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; [2021-11-07 14:39:15,595 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; [2021-11-07 14:39:15,595 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; [2021-11-07 14:39:15,595 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; [2021-11-07 14:39:15,595 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; [2021-11-07 14:39:15,595 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; [2021-11-07 14:39:15,595 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; [2021-11-07 14:39:15,596 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; [2021-11-07 14:39:15,596 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; [2021-11-07 14:39:15,597 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; [2021-11-07 14:39:15,597 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; [2021-11-07 14:39:15,597 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; [2021-11-07 14:39:15,597 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; [2021-11-07 14:39:15,597 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; [2021-11-07 14:39:15,597 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376-1: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := true; [2021-11-07 14:39:15,598 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; [2021-11-07 14:39:15,598 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376-2: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := true; [2021-11-07 14:39:15,598 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; [2021-11-07 14:39:15,598 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := true; [2021-11-07 14:39:15,598 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; [2021-11-07 14:39:15,598 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5376-3: assume !__copy_to_user_nocheck_#t~switch203;__copy_to_user_nocheck_#t~switch203 := true; [2021-11-07 14:39:15,598 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; [2021-11-07 14:39:15,598 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; [2021-11-07 14:39:15,599 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; [2021-11-07 14:39:15,599 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; [2021-11-07 14:39:15,599 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; [2021-11-07 14:39:15,599 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; [2021-11-07 14:39:15,599 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; [2021-11-07 14:39:15,599 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; [2021-11-07 14:39:15,599 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; [2021-11-07 14:39:15,599 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388-1: assume !__copy_to_user_nocheck_#t~switch203; [2021-11-07 14:39:15,599 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; [2021-11-07 14:39:15,600 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388-2: assume !__copy_to_user_nocheck_#t~switch203; [2021-11-07 14:39:15,600 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; [2021-11-07 14:39:15,600 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: assume !__copy_to_user_nocheck_#t~switch203; [2021-11-07 14:39:15,600 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; [2021-11-07 14:39:15,600 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388-3: assume !__copy_to_user_nocheck_#t~switch203; [2021-11-07 14:39:15,600 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; [2021-11-07 14:39:15,600 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; [2021-11-07 14:39:15,600 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; [2021-11-07 14:39:15,601 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; [2021-11-07 14:39:15,601 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; [2021-11-07 14:39:15,601 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; [2021-11-07 14:39:15,601 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; [2021-11-07 14:39:15,601 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; [2021-11-07 14:39:15,601 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; [2021-11-07 14:39:15,601 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; [2021-11-07 14:39:15,602 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; [2021-11-07 14:39:15,602 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; [2021-11-07 14:39:15,602 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; [2021-11-07 14:39:15,602 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; [2021-11-07 14:39:15,602 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; [2021-11-07 14:39:15,602 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; [2021-11-07 14:39:15,603 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; [2021-11-07 14:39:15,603 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; [2021-11-07 14:39:15,603 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; [2021-11-07 14:39:15,603 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; [2021-11-07 14:39:15,604 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; [2021-11-07 14:39:15,605 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; [2021-11-07 14:39:15,605 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; [2021-11-07 14:39:15,605 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; [2021-11-07 14:39:15,605 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; [2021-11-07 14:39:15,605 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; [2021-11-07 14:39:15,605 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; [2021-11-07 14:39:15,605 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; [2021-11-07 14:39:15,605 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; [2021-11-07 14:39:15,606 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; [2021-11-07 14:39:15,606 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; [2021-11-07 14:39:15,606 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; [2021-11-07 14:39:15,606 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; [2021-11-07 14:39:15,606 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; [2021-11-07 14:39:15,606 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; [2021-11-07 14:39:15,606 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; [2021-11-07 14:39:15,606 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; [2021-11-07 14:39:15,607 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; [2021-11-07 14:39:15,607 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; [2021-11-07 14:39:15,607 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; [2021-11-07 14:39:15,607 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; [2021-11-07 14:39:15,607 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; [2021-11-07 14:39:15,607 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; [2021-11-07 14:39:15,607 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; [2021-11-07 14:39:15,607 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; [2021-11-07 14:39:15,608 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; [2021-11-07 14:39:15,608 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; [2021-11-07 14:39:15,608 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; [2021-11-07 14:39:15,609 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; [2021-11-07 14:39:15,609 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; [2021-11-07 14:39:15,609 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; [2021-11-07 14:39:15,610 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; [2021-11-07 14:39:15,610 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; [2021-11-07 14:39:15,611 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; [2021-11-07 14:39:15,652 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 14:39:15,653 INFO L299 CfgBuilder]: Removed 3908 assume(true) statements. [2021-11-07 14:39:15,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:39:15 BoogieIcfgContainer [2021-11-07 14:39:15,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 14:39:15,661 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 14:39:15,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 14:39:15,667 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 14:39:15,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:38:54" (1/3) ... [2021-11-07 14:39:15,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165253d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:39:15, skipping insertion in model container [2021-11-07 14:39:15,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:38:56" (2/3) ... [2021-11-07 14:39:15,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165253d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:39:15, skipping insertion in model container [2021-11-07 14:39:15,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:39:15" (3/3) ... [2021-11-07 14:39:15,670 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--sg.ko-entry_point.cil.out.i [2021-11-07 14:39:15,673 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 14:39:15,673 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-07 14:39:15,721 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 14:39:15,725 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 [2021-11-07 14:39:15,726 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-07 14:39:15,778 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) [2021-11-07 14:39:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-07 14:39:15,792 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:39:15,793 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] [2021-11-07 14:39:15,793 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:39:15,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:39:15,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1083990813, now seen corresponding path program 1 times [2021-11-07 14:39:15,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:39:15,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588933391] [2021-11-07 14:39:15,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:39:15,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:39:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:39:16,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:39:16,366 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:39:16,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588933391] [2021-11-07 14:39:16,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588933391] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:39:16,370 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:39:16,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 14:39:16,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327110791] [2021-11-07 14:39:16,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:39:16,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 14:39:16,375 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:39:16,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 14:39:16,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 14:39:16,407 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) [2021-11-07 14:39:16,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:39:16,562 INFO L93 Difference]: Finished difference Result 9986 states and 14522 transitions. [2021-11-07 14:39:16,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 14:39:16,564 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 [2021-11-07 14:39:16,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:39:16,591 INFO L225 Difference]: With dead ends: 9986 [2021-11-07 14:39:16,592 INFO L226 Difference]: Without dead ends: 4973 [2021-11-07 14:39:16,606 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.02ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 14:39:16,609 INFO L933 BasicCegarLoop]: 7116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7116 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.47ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-07 14:39:16,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 7116 Invalid, 0 Unknown, 0 Unchecked, 10.47ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-07 14:39:16,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4973 states. [2021-11-07 14:39:16,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4973 to 4973. [2021-11-07 14:39:16,743 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) [2021-11-07 14:39:16,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4973 states to 4973 states and 7076 transitions. [2021-11-07 14:39:16,762 INFO L78 Accepts]: Start accepts. Automaton has 4973 states and 7076 transitions. Word has length 225 [2021-11-07 14:39:16,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:39:16,763 INFO L470 AbstractCegarLoop]: Abstraction has 4973 states and 7076 transitions. [2021-11-07 14:39:16,763 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) [2021-11-07 14:39:16,764 INFO L276 IsEmpty]: Start isEmpty. Operand 4973 states and 7076 transitions. [2021-11-07 14:39:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-07 14:39:16,767 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:39:16,768 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] [2021-11-07 14:39:16,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 14:39:16,768 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:39:16,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:39:16,769 INFO L85 PathProgramCache]: Analyzing trace with hash -215753611, now seen corresponding path program 1 times [2021-11-07 14:39:16,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:39:16,769 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466056058] [2021-11-07 14:39:16,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:39:16,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:39:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:39:17,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:39:17,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:39:17,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466056058] [2021-11-07 14:39:17,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466056058] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:39:17,182 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:39:17,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 14:39:17,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720372882] [2021-11-07 14:39:17,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:39:17,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 14:39:17,183 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:39:17,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 14:39:17,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:39:17,184 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) [2021-11-07 14:39:19,239 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:39:19,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:39:19,574 INFO L93 Difference]: Finished difference Result 14361 states and 20591 transitions. [2021-11-07 14:39:19,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 14:39:19,575 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 [2021-11-07 14:39:19,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:39:19,608 INFO L225 Difference]: With dead ends: 14361 [2021-11-07 14:39:19,609 INFO L226 Difference]: Without dead ends: 9596 [2021-11-07 14:39:19,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.67ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:39:19,622 INFO L933 BasicCegarLoop]: 7090 mSDtfsCounter, 6729 mSDsluCounter, 7004 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2065.49ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6729 SdHoareTripleChecker+Valid, 14094 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.94ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2201.77ms IncrementalHoareTripleChecker+Time [2021-11-07 14:39:19,622 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6729 Valid, 14094 Invalid, 15 Unknown, 0 Unchecked, 18.94ms Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 2201.77ms Time] [2021-11-07 14:39:19,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9596 states. [2021-11-07 14:39:19,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9596 to 9594. [2021-11-07 14:39:19,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9594 states, 9548 states have (on average 1.433179723502304) internal successors, (13684), 9553 states have internal predecessors, (13684), 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) [2021-11-07 14:39:19,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9594 states to 9594 states and 13752 transitions. [2021-11-07 14:39:19,816 INFO L78 Accepts]: Start accepts. Automaton has 9594 states and 13752 transitions. Word has length 225 [2021-11-07 14:39:19,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:39:19,817 INFO L470 AbstractCegarLoop]: Abstraction has 9594 states and 13752 transitions. [2021-11-07 14:39:19,817 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) [2021-11-07 14:39:19,818 INFO L276 IsEmpty]: Start isEmpty. Operand 9594 states and 13752 transitions. [2021-11-07 14:39:19,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-07 14:39:19,820 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:39:19,820 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] [2021-11-07 14:39:19,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 14:39:19,821 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:39:19,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:39:19,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1056644836, now seen corresponding path program 1 times [2021-11-07 14:39:19,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:39:19,822 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064241580] [2021-11-07 14:39:19,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:39:19,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:39:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:39:20,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:39:20,354 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:39:20,354 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064241580] [2021-11-07 14:39:20,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064241580] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:39:20,355 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:39:20,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 14:39:20,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185426498] [2021-11-07 14:39:20,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:39:20,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 14:39:20,356 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:39:20,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 14:39:20,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:39:20,356 INFO L87 Difference]: Start difference. First operand 9594 states and 13752 transitions. Second operand has 3 states, 3 states have (on average 76.0) internal successors, (228), 2 states have internal predecessors, (228), 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) [2021-11-07 14:39:20,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:39:20,615 INFO L93 Difference]: Finished difference Result 23604 states and 33942 transitions. [2021-11-07 14:39:20,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 14:39:20,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 76.0) internal successors, (228), 2 states have internal predecessors, (228), 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 228 [2021-11-07 14:39:20,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:39:20,663 INFO L225 Difference]: With dead ends: 23604 [2021-11-07 14:39:20,664 INFO L226 Difference]: Without dead ends: 14218 [2021-11-07 14:39:20,683 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.92ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:39:20,684 INFO L933 BasicCegarLoop]: 7090 mSDtfsCounter, 6699 mSDsluCounter, 6831 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.72ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6699 SdHoareTripleChecker+Valid, 13921 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.98ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.74ms IncrementalHoareTripleChecker+Time [2021-11-07 14:39:20,685 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6699 Valid, 13921 Invalid, 7 Unknown, 0 Unchecked, 17.98ms Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 13.74ms Time] [2021-11-07 14:39:20,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14218 states. [2021-11-07 14:39:20,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14218 to 14216. [2021-11-07 14:39:20,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14216 states, 14148 states have (on average 1.4367401752897937) internal successors, (20327), 14155 states have internal predecessors, (20327), 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) [2021-11-07 14:39:21,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14216 states to 14216 states and 20429 transitions. [2021-11-07 14:39:21,008 INFO L78 Accepts]: Start accepts. Automaton has 14216 states and 20429 transitions. Word has length 228 [2021-11-07 14:39:21,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:39:21,009 INFO L470 AbstractCegarLoop]: Abstraction has 14216 states and 20429 transitions. [2021-11-07 14:39:21,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.0) internal successors, (228), 2 states have internal predecessors, (228), 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) [2021-11-07 14:39:21,009 INFO L276 IsEmpty]: Start isEmpty. Operand 14216 states and 20429 transitions. [2021-11-07 14:39:21,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-07 14:39:21,013 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:39:21,013 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] [2021-11-07 14:39:21,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 14:39:21,014 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:39:21,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:39:21,015 INFO L85 PathProgramCache]: Analyzing trace with hash -376586466, now seen corresponding path program 1 times [2021-11-07 14:39:21,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:39:21,015 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334427098] [2021-11-07 14:39:21,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:39:21,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:39:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:39:21,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:39:21,410 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:39:21,410 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334427098] [2021-11-07 14:39:21,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334427098] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:39:21,410 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:39:21,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 14:39:21,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796928115] [2021-11-07 14:39:21,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:39:21,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 14:39:21,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:39:21,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 14:39:21,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:39:21,412 INFO L87 Difference]: Start difference. First operand 14216 states and 20429 transitions. Second operand has 3 states, 3 states have (on average 76.0) internal successors, (228), 2 states have internal predecessors, (228), 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) [2021-11-07 14:39:22,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:39:22,221 INFO L93 Difference]: Finished difference Result 42227 states and 60852 transitions. [2021-11-07 14:39:22,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 14:39:22,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 76.0) internal successors, (228), 2 states have internal predecessors, (228), 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 228 [2021-11-07 14:39:22,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:39:22,293 INFO L225 Difference]: With dead ends: 42227 [2021-11-07 14:39:22,294 INFO L226 Difference]: Without dead ends: 28209 [2021-11-07 14:39:22,318 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.10ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:39:22,319 INFO L933 BasicCegarLoop]: 7093 mSDtfsCounter, 6845 mSDsluCounter, 6830 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6845 SdHoareTripleChecker+Valid, 13923 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 27.51ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.69ms IncrementalHoareTripleChecker+Time [2021-11-07 14:39:22,319 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6845 Valid, 13923 Invalid, 8 Unknown, 0 Unchecked, 27.51ms Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 29.69ms Time] [2021-11-07 14:39:22,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28209 states. [2021-11-07 14:39:22,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28209 to 28205. [2021-11-07 14:39:22,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28205 states, 28071 states have (on average 1.4387802358305726) internal successors, (40388), 28084 states have internal predecessors, (40388), 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) [2021-11-07 14:39:22,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28205 states to 28205 states and 40592 transitions. [2021-11-07 14:39:22,915 INFO L78 Accepts]: Start accepts. Automaton has 28205 states and 40592 transitions. Word has length 228 [2021-11-07 14:39:22,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:39:22,916 INFO L470 AbstractCegarLoop]: Abstraction has 28205 states and 40592 transitions. [2021-11-07 14:39:22,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.0) internal successors, (228), 2 states have internal predecessors, (228), 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) [2021-11-07 14:39:22,916 INFO L276 IsEmpty]: Start isEmpty. Operand 28205 states and 40592 transitions. [2021-11-07 14:39:22,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-07 14:39:22,922 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:39:22,922 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] [2021-11-07 14:39:22,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 14:39:22,922 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:39:22,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:39:22,923 INFO L85 PathProgramCache]: Analyzing trace with hash -645675719, now seen corresponding path program 1 times [2021-11-07 14:39:22,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:39:22,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450951543] [2021-11-07 14:39:22,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:39:22,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:39:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:39:23,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-11-07 14:39:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:39:23,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-07 14:39:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:39:23,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:39:23,310 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:39:23,310 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450951543] [2021-11-07 14:39:23,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450951543] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:39:23,310 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:39:23,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 14:39:23,310 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653730957] [2021-11-07 14:39:23,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:39:23,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 14:39:23,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:39:23,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 14:39:23,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-07 14:39:23,312 INFO L87 Difference]: Start difference. First operand 28205 states and 40592 transitions. Second operand has 6 states, 6 states have (on average 40.166666666666664) internal successors, (241), 5 states have internal predecessors, (241), 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) [2021-11-07 14:39:25,360 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:39:27,465 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:39:36,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:39:36,866 INFO L93 Difference]: Finished difference Result 85622 states and 123575 transitions. [2021-11-07 14:39:36,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 14:39:36,867 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.166666666666664) internal successors, (241), 5 states have internal predecessors, (241), 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 246 [2021-11-07 14:39:36,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:39:37,026 INFO L225 Difference]: With dead ends: 85622 [2021-11-07 14:39:37,026 INFO L226 Difference]: Without dead ends: 57625 [2021-11-07 14:39:37,102 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 88.32ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-07 14:39:37,104 INFO L933 BasicCegarLoop]: 7049 mSDtfsCounter, 20581 mSDsluCounter, 12569 mSDsCounter, 0 mSdLazyCounter, 2077 mSolverCounterSat, 109 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11701.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 20581 SdHoareTripleChecker+Valid, 19618 SdHoareTripleChecker+Invalid, 2188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 68.14ms SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2077 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12566.99ms IncrementalHoareTripleChecker+Time [2021-11-07 14:39:37,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20581 Valid, 19618 Invalid, 2188 Unknown, 0 Unchecked, 68.14ms Time], IncrementalHoareTripleChecker [109 Valid, 2077 Invalid, 2 Unknown, 0 Unchecked, 12566.99ms Time] [2021-11-07 14:39:37,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57625 states. [2021-11-07 14:39:38,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57625 to 56385. [2021-11-07 14:39:38,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56385 states, 56095 states have (on average 1.4392726624476335) internal successors, (80736), 56126 states have internal predecessors, (80736), 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) [2021-11-07 14:39:38,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56385 states to 56385 states and 81318 transitions. [2021-11-07 14:39:38,675 INFO L78 Accepts]: Start accepts. Automaton has 56385 states and 81318 transitions. Word has length 246 [2021-11-07 14:39:38,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:39:38,676 INFO L470 AbstractCegarLoop]: Abstraction has 56385 states and 81318 transitions. [2021-11-07 14:39:38,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.166666666666664) internal successors, (241), 5 states have internal predecessors, (241), 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) [2021-11-07 14:39:38,676 INFO L276 IsEmpty]: Start isEmpty. Operand 56385 states and 81318 transitions. [2021-11-07 14:39:38,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-07 14:39:38,681 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:39:38,681 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] [2021-11-07 14:39:38,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-07 14:39:38,682 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:39:38,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:39:38,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1233066666, now seen corresponding path program 1 times [2021-11-07 14:39:38,682 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:39:38,683 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251469023] [2021-11-07 14:39:38,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:39:38,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:39:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:39:39,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-07 14:39:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:39:39,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-07 14:39:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:39:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:39:39,090 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:39:39,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251469023] [2021-11-07 14:39:39,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251469023] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:39:39,090 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:39:39,090 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 14:39:39,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077749117] [2021-11-07 14:39:39,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:39:39,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 14:39:39,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:39:39,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 14:39:39,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-07 14:39:39,092 INFO L87 Difference]: Start difference. First operand 56385 states and 81318 transitions. Second operand has 6 states, 6 states have (on average 40.0) internal successors, (240), 5 states have internal predecessors, (240), 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) [2021-11-07 14:39:41,140 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:39:43,251 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:39:45,348 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:39:52,089 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:39:57,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:39:57,812 INFO L93 Difference]: Finished difference Result 142438 states and 205669 transitions. [2021-11-07 14:39:57,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 14:39:57,812 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 5 states have internal predecessors, (240), 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 245 [2021-11-07 14:39:57,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:39:58,038 INFO L225 Difference]: With dead ends: 142438 [2021-11-07 14:39:58,039 INFO L226 Difference]: Without dead ends: 86261 [2021-11-07 14:39:58,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 87.47ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-07 14:39:58,126 INFO L933 BasicCegarLoop]: 7072 mSDtfsCounter, 7574 mSDsluCounter, 19541 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 86 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15951.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7574 SdHoareTripleChecker+Valid, 26613 SdHoareTripleChecker+Invalid, 2297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 56.93ms SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16913.17ms IncrementalHoareTripleChecker+Time [2021-11-07 14:39:58,126 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7574 Valid, 26613 Invalid, 2297 Unknown, 0 Unchecked, 56.93ms Time], IncrementalHoareTripleChecker [86 Valid, 2207 Invalid, 4 Unknown, 0 Unchecked, 16913.17ms Time] [2021-11-07 14:39:58,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86261 states. [2021-11-07 14:39:59,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86261 to 84523. [2021-11-07 14:39:59,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84523 states, 84083 states have (on average 1.4394824161840087) internal successors, (121036), 84132 states have internal predecessors, (121036), 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) [2021-11-07 14:40:00,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84523 states to 84523 states and 121984 transitions. [2021-11-07 14:40:00,404 INFO L78 Accepts]: Start accepts. Automaton has 84523 states and 121984 transitions. Word has length 245 [2021-11-07 14:40:00,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:40:00,405 INFO L470 AbstractCegarLoop]: Abstraction has 84523 states and 121984 transitions. [2021-11-07 14:40:00,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 5 states have internal predecessors, (240), 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) [2021-11-07 14:40:00,405 INFO L276 IsEmpty]: Start isEmpty. Operand 84523 states and 121984 transitions. [2021-11-07 14:40:00,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-07 14:40:00,411 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:40:00,411 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] [2021-11-07 14:40:00,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-07 14:40:00,411 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:40:00,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:40:00,412 INFO L85 PathProgramCache]: Analyzing trace with hash 829316755, now seen corresponding path program 1 times [2021-11-07 14:40:00,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:40:00,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923039738] [2021-11-07 14:40:00,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:40:00,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:40:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:00,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-07 14:40:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:00,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-07 14:40:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:00,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:40:00,878 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:40:00,879 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923039738] [2021-11-07 14:40:00,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923039738] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:40:00,879 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:40:00,879 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 14:40:00,879 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468696063] [2021-11-07 14:40:00,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:40:00,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 14:40:00,880 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:40:00,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 14:40:00,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-07 14:40:00,881 INFO L87 Difference]: Start difference. First operand 84523 states and 121984 transitions. Second operand has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 5 states have internal predecessors, (242), 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) [2021-11-07 14:40:02,935 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:40:05,067 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:40:11,363 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 [] [2021-11-07 14:40:16,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:40:16,713 INFO L93 Difference]: Finished difference Result 199248 states and 287757 transitions. [2021-11-07 14:40:16,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 14:40:16,713 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 5 states have internal predecessors, (242), 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 247 [2021-11-07 14:40:16,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:40:17,014 INFO L225 Difference]: With dead ends: 199248 [2021-11-07 14:40:17,014 INFO L226 Difference]: Without dead ends: 114933 [2021-11-07 14:40:17,115 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 98.89ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-07 14:40:17,116 INFO L933 BasicCegarLoop]: 7052 mSDtfsCounter, 13776 mSDsluCounter, 19352 mSDsCounter, 0 mSdLazyCounter, 2139 mSolverCounterSat, 98 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12606.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13776 SdHoareTripleChecker+Valid, 26404 SdHoareTripleChecker+Invalid, 2240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 109.73ms SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 2139 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13483.38ms IncrementalHoareTripleChecker+Time [2021-11-07 14:40:17,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13776 Valid, 26404 Invalid, 2240 Unknown, 0 Unchecked, 109.73ms Time], IncrementalHoareTripleChecker [98 Valid, 2139 Invalid, 3 Unknown, 0 Unchecked, 13483.38ms Time] [2021-11-07 14:40:17,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114933 states. [2021-11-07 14:40:19,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114933 to 112685. [2021-11-07 14:40:19,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112685 states, 112101 states have (on average 1.4395232870357981) internal successors, (161372), 112168 states have internal predecessors, (161372), 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) [2021-11-07 14:40:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112685 states to 112685 states and 162668 transitions. [2021-11-07 14:40:19,932 INFO L78 Accepts]: Start accepts. Automaton has 112685 states and 162668 transitions. Word has length 247 [2021-11-07 14:40:19,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:40:19,933 INFO L470 AbstractCegarLoop]: Abstraction has 112685 states and 162668 transitions. [2021-11-07 14:40:19,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 5 states have internal predecessors, (242), 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) [2021-11-07 14:40:19,933 INFO L276 IsEmpty]: Start isEmpty. Operand 112685 states and 162668 transitions. [2021-11-07 14:40:19,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-07 14:40:19,938 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:40:19,939 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] [2021-11-07 14:40:19,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-07 14:40:19,939 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:40:19,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:40:19,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1104092542, now seen corresponding path program 1 times [2021-11-07 14:40:19,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:40:19,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442359859] [2021-11-07 14:40:19,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:40:19,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:40:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:20,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-11-07 14:40:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:20,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-07 14:40:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:20,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:40:20,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:40:20,482 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442359859] [2021-11-07 14:40:20,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442359859] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:40:20,482 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:40:20,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 14:40:20,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379246616] [2021-11-07 14:40:20,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:40:20,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 14:40:20,483 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:40:20,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 14:40:20,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-07 14:40:20,483 INFO L87 Difference]: Start difference. First operand 112685 states and 162668 transitions. Second operand has 6 states, 6 states have (on average 40.5) internal successors, (243), 5 states have internal predecessors, (243), 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) [2021-11-07 14:40:22,535 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:40:24,654 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:40:26,782 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 14:40:33,270 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 [] [2021-11-07 14:40:41,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:40:41,163 INFO L93 Difference]: Finished difference Result 256070 states and 369827 transitions. [2021-11-07 14:40:41,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 14:40:41,163 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.5) internal successors, (243), 5 states have internal predecessors, (243), 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 248 [2021-11-07 14:40:41,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:40:41,689 INFO L225 Difference]: With dead ends: 256070 [2021-11-07 14:40:41,689 INFO L226 Difference]: Without dead ends: 143593 [2021-11-07 14:40:41,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 81.69ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-07 14:40:41,827 INFO L933 BasicCegarLoop]: 7046 mSDtfsCounter, 7586 mSDsluCounter, 19511 mSDsCounter, 0 mSdLazyCounter, 2204 mSolverCounterSat, 89 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16629.46ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7586 SdHoareTripleChecker+Valid, 26557 SdHoareTripleChecker+Invalid, 2297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 54.62ms SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 2204 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17711.46ms IncrementalHoareTripleChecker+Time [2021-11-07 14:40:41,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7586 Valid, 26557 Invalid, 2297 Unknown, 0 Unchecked, 54.62ms Time], IncrementalHoareTripleChecker [89 Valid, 2204 Invalid, 4 Unknown, 0 Unchecked, 17711.46ms Time] [2021-11-07 14:40:41,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143593 states. [2021-11-07 14:40:44,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143593 to 140841. [2021-11-07 14:40:44,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140841 states, 140119 states have (on average 1.4395478129304378) internal successors, (201708), 140204 states have internal predecessors, (201708), 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) [2021-11-07 14:40:45,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140841 states to 140841 states and 203334 transitions. [2021-11-07 14:40:45,119 INFO L78 Accepts]: Start accepts. Automaton has 140841 states and 203334 transitions. Word has length 248 [2021-11-07 14:40:45,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:40:45,119 INFO L470 AbstractCegarLoop]: Abstraction has 140841 states and 203334 transitions. [2021-11-07 14:40:45,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.5) internal successors, (243), 5 states have internal predecessors, (243), 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) [2021-11-07 14:40:45,120 INFO L276 IsEmpty]: Start isEmpty. Operand 140841 states and 203334 transitions. [2021-11-07 14:40:45,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-07 14:40:45,128 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:40:45,128 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] [2021-11-07 14:40:45,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-07 14:40:45,128 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:40:45,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:40:45,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1617265999, now seen corresponding path program 1 times [2021-11-07 14:40:45,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:40:45,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401565065] [2021-11-07 14:40:45,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:40:45,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:40:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:45,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-07 14:40:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:45,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-07 14:40:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:45,635 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:40:45,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:40:45,635 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401565065] [2021-11-07 14:40:45,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401565065] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 14:40:45,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529388439] [2021-11-07 14:40:45,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:40:45,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 14:40:45,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 14:40:45,637 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) [2021-11-07 14:40:45,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 14:40:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:47,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 6470 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 14:40:47,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 14:40:47,662 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 14:40:47,662 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-07 14:40:47,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1529388439] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:40:47,662 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 14:40:47,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-07 14:40:47,663 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134513167] [2021-11-07 14:40:47,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:40:47,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 14:40:47,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:40:47,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 14:40:47,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 14:40:47,664 INFO L87 Difference]: Start difference. First operand 140841 states and 203334 transitions. Second operand has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 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) [2021-11-07 14:40:50,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:40:50,299 INFO L93 Difference]: Finished difference Result 259173 states and 374586 transitions. [2021-11-07 14:40:50,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 14:40:50,300 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 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) Word has length 275 [2021-11-07 14:40:50,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:40:50,815 INFO L225 Difference]: With dead ends: 259173 [2021-11-07 14:40:50,816 INFO L226 Difference]: Without dead ends: 118540 [2021-11-07 14:40:50,956 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 40.50ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 14:40:50,957 INFO L933 BasicCegarLoop]: 7094 mSDtfsCounter, 1635 mSDsluCounter, 6790 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 111.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1635 SdHoareTripleChecker+Valid, 13884 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.48ms SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 127.19ms IncrementalHoareTripleChecker+Time [2021-11-07 14:40:50,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1635 Valid, 13884 Invalid, 75 Unknown, 0 Unchecked, 9.48ms Time], IncrementalHoareTripleChecker [15 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 127.19ms Time] [2021-11-07 14:40:51,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118540 states. [2021-11-07 14:40:53,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118540 to 118525. [2021-11-07 14:40:53,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118525 states, 117493 states have (on average 1.4372686032359374) internal successors, (168869), 117620 states have internal predecessors, (168869), 661 states have call successors, (661), 225 states have call predecessors, (661), 369 states have return successors, (1598), 724 states have call predecessors, (1598), 661 states have call successors, (1598) [2021-11-07 14:40:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118525 states to 118525 states and 171128 transitions. [2021-11-07 14:40:53,930 INFO L78 Accepts]: Start accepts. Automaton has 118525 states and 171128 transitions. Word has length 275 [2021-11-07 14:40:53,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:40:53,931 INFO L470 AbstractCegarLoop]: Abstraction has 118525 states and 171128 transitions. [2021-11-07 14:40:53,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 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) [2021-11-07 14:40:53,931 INFO L276 IsEmpty]: Start isEmpty. Operand 118525 states and 171128 transitions. [2021-11-07 14:40:53,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-07 14:40:53,936 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:40:53,936 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] [2021-11-07 14:40:53,974 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-07 14:40:54,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 14:40:54,164 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION === [sg_remove_sfp_usercontextErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:40:54,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:40:54,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1270628062, now seen corresponding path program 1 times [2021-11-07 14:40:54,164 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:40:54,164 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128405577] [2021-11-07 14:40:54,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:40:54,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:40:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:54,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-07 14:40:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:54,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-07 14:40:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:40:54,834 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:40:54,834 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128405577] [2021-11-07 14:40:54,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128405577] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 14:40:54,834 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1322294587] [2021-11-07 14:40:54,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:40:54,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 14:40:54,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 14:40:54,836 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 14:40:54,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 14:40:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:40:56,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 6593 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 14:40:56,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 14:40:56,906 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:40:56,907 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-07 14:40:56,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1322294587] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:40:56,907 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 14:40:56,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2021-11-07 14:40:56,907 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473545267] [2021-11-07 14:40:56,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:40:56,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 14:40:56,908 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:40:56,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 14:40:56,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-11-07 14:40:56,908 INFO L87 Difference]: Start difference. First operand 118525 states and 171128 transitions. Second operand has 7 states, 6 states have (on average 44.666666666666664) internal successors, (268), 5 states have internal predecessors, (268), 4 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-07 14:40:59,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:40:59,286 INFO L93 Difference]: Finished difference Result 235889 states and 341945 transitions. [2021-11-07 14:40:59,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 14:40:59,286 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 44.666666666666664) internal successors, (268), 5 states have internal predecessors, (268), 4 states have call successors, (7), 5 states have call predecessors, (7), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 277 [2021-11-07 14:40:59,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:40:59,545 INFO L225 Difference]: With dead ends: 235889 [2021-11-07 14:40:59,545 INFO L226 Difference]: Without dead ends: 117572 [2021-11-07 14:40:59,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 119.47ms TimeCoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-11-07 14:40:59,692 INFO L933 BasicCegarLoop]: 7057 mSDtfsCounter, 52 mSDsluCounter, 35225 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.70ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 42282 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.07ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.58ms IncrementalHoareTripleChecker+Time [2021-11-07 14:40:59,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 42282 Invalid, 75 Unknown, 0 Unchecked, 21.07ms Time], IncrementalHoareTripleChecker [9 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 63.58ms Time] [2021-11-07 14:40:59,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117572 states.