./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point_ldv-val-v0.8.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-validator-v0.8/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point_ldv-val-v0.8.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 d13c8fd602d503a5b89ef19dbfdd96987c0182e1babba89942a78b68f80ba8e9 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 14:07:54,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 14:07:54,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 14:07:55,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 14:07:55,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 14:07:55,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 14:07:55,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 14:07:55,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 14:07:55,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 14:07:55,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 14:07:55,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 14:07:55,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 14:07:55,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 14:07:55,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 14:07:55,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 14:07:55,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 14:07:55,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 14:07:55,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 14:07:55,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 14:07:55,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 14:07:55,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 14:07:55,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 14:07:55,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 14:07:55,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 14:07:55,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 14:07:55,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 14:07:55,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 14:07:55,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 14:07:55,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 14:07:55,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 14:07:55,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 14:07:55,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 14:07:55,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 14:07:55,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 14:07:55,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 14:07:55,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 14:07:55,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 14:07:55,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 14:07:55,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 14:07:55,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 14:07:55,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 14:07:55,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 14:07:55,073 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 14:07:55,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 14:07:55,075 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 14:07:55,076 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 14:07:55,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 14:07:55,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 14:07:55,077 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 14:07:55,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 14:07:55,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 14:07:55,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 14:07:55,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 14:07:55,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 14:07:55,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 14:07:55,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 14:07:55,080 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 14:07:55,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 14:07:55,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 14:07:55,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 14:07:55,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 14:07:55,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 14:07:55,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 14:07:55,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 14:07:55,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 14:07:55,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 14:07:55,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 14:07:55,083 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 14:07:55,084 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 14:07:55,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 14:07:55,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 14:07:55,084 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d13c8fd602d503a5b89ef19dbfdd96987c0182e1babba89942a78b68f80ba8e9 [2021-11-07 14:07:55,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 14:07:55,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 14:07:55,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 14:07:55,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 14:07:55,320 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 14:07:55,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-07 14:07:55,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/031e46276/a2a1960bb45f456f8a78cd5c54f6f65d/FLAGd32414e83 [2021-11-07 14:07:56,086 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 14:07:56,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-07 14:07:56,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/031e46276/a2a1960bb45f456f8a78cd5c54f6f65d/FLAGd32414e83 [2021-11-07 14:07:56,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/031e46276/a2a1960bb45f456f8a78cd5c54f6f65d [2021-11-07 14:07:56,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 14:07:56,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 14:07:56,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 14:07:56,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 14:07:56,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 14:07:56,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:07:56" (1/1) ... [2021-11-07 14:07:56,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@684ff96b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:56, skipping insertion in model container [2021-11-07 14:07:56,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:07:56" (1/1) ... [2021-11-07 14:07:56,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 14:07:56,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 14:07:58,849 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-validator-v0.8/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point_ldv-val-v0.8.cil.out.i[389398,389411] [2021-11-07 14:07:58,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 14:07:59,006 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 14:07:59,406 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-validator-v0.8/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point_ldv-val-v0.8.cil.out.i[389398,389411] [2021-11-07 14:07:59,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 14:07:59,582 INFO L208 MainTranslator]: Completed translation [2021-11-07 14:07:59,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59 WrapperNode [2021-11-07 14:07:59,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 14:07:59,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 14:07:59,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 14:07:59,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 14:07:59,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (1/1) ... [2021-11-07 14:07:59,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (1/1) ... [2021-11-07 14:08:13,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 14:08:13,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 14:08:13,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 14:08:13,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 14:08:13,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (1/1) ... [2021-11-07 14:08:13,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (1/1) ... [2021-11-07 14:08:16,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (1/1) ... [2021-11-07 14:08:16,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (1/1) ... [2021-11-07 14:08:20,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (1/1) ... [2021-11-07 14:08:21,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (1/1) ... [2021-11-07 14:08:21,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (1/1) ... [2021-11-07 14:08:24,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 14:08:24,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 14:08:24,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 14:08:24,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 14:08:24,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (1/1) ... [2021-11-07 14:08:24,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 14:08:24,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 14:08:24,552 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 14:08:24,574 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 14:08:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2021-11-07 14:08:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2021-11-07 14:08:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_channels [2021-11-07 14:08:24,591 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_channels [2021-11-07 14:08:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-07 14:08:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-11-07 14:08:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-11-07 14:08:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 14:08:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2021-11-07 14:08:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2021-11-07 14:08:24,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-11-07 14:08:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-11-07 14:08:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-07 14:08:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 14:08:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 14:08:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2021-11-07 14:08:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2021-11-07 14:08:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-07 14:08:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 14:08:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2021-11-07 14:08:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2021-11-07 14:08:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 14:08:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-07 14:08:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-07 14:08:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-07 14:08:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 14:08:24,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 14:08:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 14:08:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 14:08:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-07 14:08:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 14:08:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 14:08:24,595 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2021-11-07 14:08:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2021-11-07 14:08:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 14:08:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_speed [2021-11-07 14:08:24,596 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_speed [2021-11-07 14:08:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 14:08:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 14:08:24,596 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2021-11-07 14:08:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2021-11-07 14:16:43,553 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-73: __copy_to_user_#t~ret131 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret131 && __copy_to_user_#t~ret131 <= 9223372036854775807;__copy_to_user_~tmp___1~2 := __copy_to_user_#t~ret131;havoc __copy_to_user_#t~ret131; [2021-11-07 14:16:43,554 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-72: __copy_to_user_#t~ret130 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret130 && __copy_to_user_#t~ret130 <= 9223372036854775807;__copy_to_user_~tmp___0~8 := __copy_to_user_#t~ret130;havoc __copy_to_user_#t~ret130; [2021-11-07 14:16:43,554 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-75: __copy_to_user_#t~ret131 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret131 && __copy_to_user_#t~ret131 <= 9223372036854775807;__copy_to_user_~tmp___1~2 := __copy_to_user_#t~ret131;havoc __copy_to_user_#t~ret131; [2021-11-07 14:16:43,554 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-74: __copy_to_user_#t~ret130 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret130 && __copy_to_user_#t~ret130 <= 9223372036854775807;__copy_to_user_~tmp___0~8 := __copy_to_user_#t~ret130;havoc __copy_to_user_#t~ret130; [2021-11-07 14:16:43,554 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-77: __copy_to_user_#t~ret131 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret131 && __copy_to_user_#t~ret131 <= 9223372036854775807;__copy_to_user_~tmp___1~2 := __copy_to_user_#t~ret131;havoc __copy_to_user_#t~ret131; [2021-11-07 14:16:43,555 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-76: __copy_to_user_#t~ret130 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret130 && __copy_to_user_#t~ret130 <= 9223372036854775807;__copy_to_user_~tmp___0~8 := __copy_to_user_#t~ret130;havoc __copy_to_user_#t~ret130; [2021-11-07 14:16:43,555 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-79: __copy_from_user_#t~ret126 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_#t~ret126 && __copy_from_user_#t~ret126 <= 9223372036854775807;__copy_from_user_~tmp___1~1 := __copy_from_user_#t~ret126;havoc __copy_from_user_#t~ret126; [2021-11-07 14:16:43,555 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-78: __copy_from_user_#t~ret125 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_#t~ret125 && __copy_from_user_#t~ret125 <= 9223372036854775807;__copy_from_user_~tmp___0~7 := __copy_from_user_#t~ret125;havoc __copy_from_user_#t~ret125; [2021-11-07 14:16:43,555 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-81: __copy_to_user_#t~ret131 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret131 && __copy_to_user_#t~ret131 <= 9223372036854775807;__copy_to_user_~tmp___1~2 := __copy_to_user_#t~ret131;havoc __copy_to_user_#t~ret131; [2021-11-07 14:16:43,555 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-80: __copy_to_user_#t~ret130 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret130 && __copy_to_user_#t~ret130 <= 9223372036854775807;__copy_to_user_~tmp___0~8 := __copy_to_user_#t~ret130;havoc __copy_to_user_#t~ret130; [2021-11-07 14:16:43,556 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-83: __copy_to_user_#t~ret131 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret131 && __copy_to_user_#t~ret131 <= 9223372036854775807;__copy_to_user_~tmp___1~2 := __copy_to_user_#t~ret131;havoc __copy_to_user_#t~ret131; [2021-11-07 14:16:43,556 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3331-82: __copy_to_user_#t~ret130 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret130 && __copy_to_user_#t~ret130 <= 9223372036854775807;__copy_to_user_~tmp___0~8 := __copy_to_user_#t~ret130;havoc __copy_to_user_#t~ret130; [2021-11-07 14:16:43,556 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3711-1: __copy_to_user_#t~ret132 := copy_user_generic_#res;__copy_to_user_~tmp___2~1 := __copy_to_user_#t~ret132;havoc __copy_to_user_#t~ret132;__copy_to_user_#res := (if __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-07 14:16:43,556 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3711-3: __copy_to_user_#t~ret132 := copy_user_generic_#res;__copy_to_user_~tmp___2~1 := __copy_to_user_#t~ret132;havoc __copy_to_user_#t~ret132;__copy_to_user_#res := (if __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-07 14:16:43,556 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3711-5: __copy_to_user_#t~ret132 := copy_user_generic_#res;__copy_to_user_~tmp___2~1 := __copy_to_user_#t~ret132;havoc __copy_to_user_#t~ret132;__copy_to_user_#res := (if __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-07 14:16:43,557 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3711-7: __copy_from_user_#t~ret127 := copy_user_generic_#res;__copy_from_user_~tmp___2~0 := __copy_from_user_#t~ret127;havoc __copy_from_user_#t~ret127;__copy_from_user_#res := (if __copy_from_user_~tmp___2~0 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_~tmp___2~0 % 18446744073709551616 % 4294967296 else __copy_from_user_~tmp___2~0 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-07 14:16:43,557 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3711-9: __copy_to_user_#t~ret132 := copy_user_generic_#res;__copy_to_user_~tmp___2~1 := __copy_to_user_#t~ret132;havoc __copy_to_user_#t~ret132;__copy_to_user_#res := (if __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-07 14:16:43,557 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3711-11: __copy_to_user_#t~ret132 := copy_user_generic_#res;__copy_to_user_~tmp___2~1 := __copy_to_user_#t~ret132;havoc __copy_to_user_#t~ret132;__copy_to_user_#res := (if __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~1 % 18446744073709551616 % 4294967296 - 4294967296); [2021-11-07 14:16:43,557 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3736: havoc __copy_from_user_#t~switch124; [2021-11-07 14:16:43,557 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3742: assume __copy_from_user_#t~switch124;__copy_from_user_#res := __copy_from_user_~ret~2; [2021-11-07 14:16:43,557 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3742: assume !__copy_from_user_#t~switch124;__copy_from_user_#t~switch124 := __copy_from_user_#t~switch124 || 4 == __copy_from_user_~size; [2021-11-07 14:16:43,557 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3747: assume __copy_from_user_#t~switch124;__copy_from_user_#res := __copy_from_user_~ret~2; [2021-11-07 14:16:43,558 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3747: assume !__copy_from_user_#t~switch124;__copy_from_user_#t~switch124 := __copy_from_user_#t~switch124 || 8 == __copy_from_user_~size; [2021-11-07 14:16:43,558 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3752: assume __copy_from_user_#t~switch124;__copy_from_user_#res := __copy_from_user_~ret~2; [2021-11-07 14:16:43,558 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3752: assume !__copy_from_user_#t~switch124;__copy_from_user_#t~switch124 := __copy_from_user_#t~switch124 || 10 == __copy_from_user_~size; [2021-11-07 14:16:43,558 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3757: assume __copy_from_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_~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 14:16:43,558 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3757: assume !__copy_from_user_#t~switch124;__copy_from_user_#t~switch124 := __copy_from_user_#t~switch124 || 16 == __copy_from_user_~size; [2021-11-07 14:16:43,558 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3762: assume 0 != __copy_from_user_~tmp___0~7;__copy_from_user_#res := __copy_from_user_~ret~2; [2021-11-07 14:16:43,559 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3762: assume !(0 != __copy_from_user_~tmp___0~7);__copy_from_user_#res := __copy_from_user_~ret~2; [2021-11-07 14:16:43,559 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3770: assume __copy_from_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_~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 14:16:43,559 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3770: assume !__copy_from_user_#t~switch124;__copy_from_user_#t~switch124 := true; [2021-11-07 14:16:43,559 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3775: assume 0 != __copy_from_user_~tmp___1~1;__copy_from_user_#res := __copy_from_user_~ret~2; [2021-11-07 14:16:43,559 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3775: assume !(0 != __copy_from_user_~tmp___1~1);__copy_from_user_#res := __copy_from_user_~ret~2; [2021-11-07 14:16:43,559 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3783: assume __copy_from_user_#t~switch124;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_~dst.base, __copy_from_user_~dst.offset, __copy_from_user_~src.base, __copy_from_user_~src.offset, __copy_from_user_~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~1;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~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296; [2021-11-07 14:16:43,560 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3783: assume !__copy_from_user_#t~switch124; [2021-11-07 14:16:43,560 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3801-1: havoc __copy_to_user_#t~switch129; [2021-11-07 14:16:43,560 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3801: havoc __copy_to_user_#t~switch129; [2021-11-07 14:16:43,560 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3801-3: havoc __copy_to_user_#t~switch129; [2021-11-07 14:16:43,560 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3801-2: havoc __copy_to_user_#t~switch129; [2021-11-07 14:16:43,560 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3801-4: havoc __copy_to_user_#t~switch129; [2021-11-07 14:16:43,561 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3806: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,561 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3806: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 4 == __copy_to_user_~size; [2021-11-07 14:16:43,561 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3806-2: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,561 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3806-2: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 4 == __copy_to_user_~size; [2021-11-07 14:16:43,561 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3806-1: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,561 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3806-1: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 4 == __copy_to_user_~size; [2021-11-07 14:16:43,561 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3806-4: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3806-4: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 4 == __copy_to_user_~size; [2021-11-07 14:16:43,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3806-3: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3806-3: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 4 == __copy_to_user_~size; [2021-11-07 14:16:43,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 8 == __copy_to_user_~size; [2021-11-07 14:16:43,562 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810-2: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810-2: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 8 == __copy_to_user_~size; [2021-11-07 14:16:43,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810-1: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810-1: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 8 == __copy_to_user_~size; [2021-11-07 14:16:43,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810-4: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810-4: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 8 == __copy_to_user_~size; [2021-11-07 14:16:43,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810-3: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,563 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810-3: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 8 == __copy_to_user_~size; [2021-11-07 14:16:43,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3814: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3814: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 10 == __copy_to_user_~size; [2021-11-07 14:16:43,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3814-2: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3814-2: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 10 == __copy_to_user_~size; [2021-11-07 14:16:43,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3814-1: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,564 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3814-1: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 10 == __copy_to_user_~size; [2021-11-07 14:16:43,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3814-4: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3814-4: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 10 == __copy_to_user_~size; [2021-11-07 14:16:43,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3814-3: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3814-3: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 10 == __copy_to_user_~size; [2021-11-07 14:16:43,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818: assume __copy_to_user_#t~switch129;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 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 14:16:43,565 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 16 == __copy_to_user_~size; [2021-11-07 14:16:43,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818-2: assume __copy_to_user_#t~switch129;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 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 14:16:43,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818-2: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 16 == __copy_to_user_~size; [2021-11-07 14:16:43,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818-1: assume __copy_to_user_#t~switch129;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 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 14:16:43,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818-1: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 16 == __copy_to_user_~size; [2021-11-07 14:16:43,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818-4: assume __copy_to_user_#t~switch129;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 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 14:16:43,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818-4: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 16 == __copy_to_user_~size; [2021-11-07 14:16:43,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818-3: assume __copy_to_user_#t~switch129;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 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 14:16:43,566 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818-3: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 16 == __copy_to_user_~size; [2021-11-07 14:16:43,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822: assume 0 != __copy_to_user_~tmp___0~8;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822: assume !(0 != __copy_to_user_~tmp___0~8);__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822-2: assume 0 != __copy_to_user_~tmp___0~8;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822-2: assume !(0 != __copy_to_user_~tmp___0~8);__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822-1: assume 0 != __copy_to_user_~tmp___0~8;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822-1: assume !(0 != __copy_to_user_~tmp___0~8);__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,567 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822-4: assume 0 != __copy_to_user_~tmp___0~8;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822-4: assume !(0 != __copy_to_user_~tmp___0~8);__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822-3: assume 0 != __copy_to_user_~tmp___0~8;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3822-3: assume !(0 != __copy_to_user_~tmp___0~8);__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3830: assume __copy_to_user_#t~switch129;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 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 14:16:43,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3830: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := true; [2021-11-07 14:16:43,568 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3830-2: assume __copy_to_user_#t~switch129;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 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 14:16:43,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3830-2: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := true; [2021-11-07 14:16:43,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3830-1: assume __copy_to_user_#t~switch129;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 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 14:16:43,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3830-1: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := true; [2021-11-07 14:16:43,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3830-4: assume __copy_to_user_#t~switch129;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 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 14:16:43,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3830-4: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := true; [2021-11-07 14:16:43,569 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3830-3: assume __copy_to_user_#t~switch129;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 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 14:16:43,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3830-3: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := true; [2021-11-07 14:16:43,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3834: assume 0 != __copy_to_user_~tmp___1~2;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3834: assume !(0 != __copy_to_user_~tmp___1~2);__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3834-2: assume 0 != __copy_to_user_~tmp___1~2;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3834-2: assume !(0 != __copy_to_user_~tmp___1~2);__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,570 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3834-1: assume 0 != __copy_to_user_~tmp___1~2;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3834-1: assume !(0 != __copy_to_user_~tmp___1~2);__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3834-4: assume 0 != __copy_to_user_~tmp___1~2;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3834-4: assume !(0 != __copy_to_user_~tmp___1~2);__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3834-3: assume 0 != __copy_to_user_~tmp___1~2;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3834-3: assume !(0 != __copy_to_user_~tmp___1~2);__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,571 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3842: assume __copy_to_user_#t~switch129;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_~dst.base, __copy_to_user_~dst.offset, __copy_to_user_~src.base, __copy_to_user_~src.offset, __copy_to_user_~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~1;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~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296; [2021-11-07 14:16:43,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3842: assume !__copy_to_user_#t~switch129; [2021-11-07 14:16:43,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3842-2: assume __copy_to_user_#t~switch129;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_~dst.base, __copy_to_user_~dst.offset, __copy_to_user_~src.base, __copy_to_user_~src.offset, __copy_to_user_~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~1;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~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296; [2021-11-07 14:16:43,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3842-2: assume !__copy_to_user_#t~switch129; [2021-11-07 14:16:43,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3842-1: assume __copy_to_user_#t~switch129;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_~dst.base, __copy_to_user_~dst.offset, __copy_to_user_~src.base, __copy_to_user_~src.offset, __copy_to_user_~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~1;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~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296; [2021-11-07 14:16:43,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3842-1: assume !__copy_to_user_#t~switch129; [2021-11-07 14:16:43,572 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3842-4: assume __copy_to_user_#t~switch129;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_~dst.base, __copy_to_user_~dst.offset, __copy_to_user_~src.base, __copy_to_user_~src.offset, __copy_to_user_~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~1;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~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296; [2021-11-07 14:16:43,573 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3842-4: assume !__copy_to_user_#t~switch129; [2021-11-07 14:16:43,573 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3842-3: assume __copy_to_user_#t~switch129;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_~dst.base, __copy_to_user_~dst.offset, __copy_to_user_~src.base, __copy_to_user_~src.offset, __copy_to_user_~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~1;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~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296; [2021-11-07 14:16:43,573 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L3842-3: assume !__copy_to_user_#t~switch129; [2021-11-07 14:16:43,594 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41362: assume !__copy_from_user_#t~switch124;__copy_from_user_#t~switch124 := __copy_from_user_#t~switch124 || 2 == __copy_from_user_~size; [2021-11-07 14:16:43,594 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41361: assume __copy_from_user_#t~switch124;__copy_from_user_#res := __copy_from_user_~ret~2; [2021-11-07 14:16:43,595 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41401: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 2 == __copy_to_user_~size; [2021-11-07 14:16:43,595 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41400: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,595 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41436: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,595 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41437: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 2 == __copy_to_user_~size; [2021-11-07 14:16:43,595 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41236: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,595 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41237: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 2 == __copy_to_user_~size; [2021-11-07 14:16:43,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41285: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41286: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 2 == __copy_to_user_~size; [2021-11-07 14:16:43,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41339: assume !__copy_to_user_#t~switch129;__copy_to_user_#t~switch129 := __copy_to_user_#t~switch129 || 2 == __copy_to_user_~size; [2021-11-07 14:16:43,596 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41338: assume __copy_to_user_#t~switch129;__copy_to_user_#res := __copy_to_user_~ret~3; [2021-11-07 14:16:43,842 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 14:16:43,842 INFO L299 CfgBuilder]: Removed 66095 assume(true) statements. [2021-11-07 14:16:43,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:16:43 BoogieIcfgContainer [2021-11-07 14:16:43,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 14:16:43,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 14:16:43,892 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 14:16:43,901 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 14:16:43,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:07:56" (1/3) ... [2021-11-07 14:16:43,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@102e0b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:16:43, skipping insertion in model container [2021-11-07 14:16:43,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:59" (2/3) ... [2021-11-07 14:16:43,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@102e0b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:16:43, skipping insertion in model container [2021-11-07 14:16:43,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:16:43" (3/3) ... [2021-11-07 14:16:43,908 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-07 14:16:43,918 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 14:16:43,918 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2021-11-07 14:16:44,113 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 14:16:44,118 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 14:16:44,119 INFO L340 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2021-11-07 14:16:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 66618 states, 66070 states have (on average 1.5271378840623582) internal successors, (100898), 66155 states have internal predecessors, (100898), 505 states have call successors, (505), 11 states have call predecessors, (505), 11 states have return successors, (505), 471 states have call predecessors, (505), 505 states have call successors, (505) [2021-11-07 14:16:45,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-07 14:16:45,076 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:16:45,077 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] [2021-11-07 14:16:45,078 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2021-11-07 14:16:45,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:16:45,093 INFO L85 PathProgramCache]: Analyzing trace with hash 2125256245, now seen corresponding path program 1 times [2021-11-07 14:16:45,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:16:45,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425753846] [2021-11-07 14:16:45,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:16:45,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:16:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:16:45,912 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 14:16:45,914 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:16:45,915 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425753846] [2021-11-07 14:16:45,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425753846] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:16:45,916 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:16:45,916 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 14:16:45,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635155149] [2021-11-07 14:16:45,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:16:45,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 14:16:45,922 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:16:45,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 14:16:45,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 14:16:46,055 INFO L87 Difference]: Start difference. First operand has 66618 states, 66070 states have (on average 1.5271378840623582) internal successors, (100898), 66155 states have internal predecessors, (100898), 505 states have call successors, (505), 11 states have call predecessors, (505), 11 states have return successors, (505), 471 states have call predecessors, (505), 505 states have call successors, (505) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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 14:16:48,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:16:48,956 INFO L93 Difference]: Finished difference Result 133232 states and 203811 transitions. [2021-11-07 14:16:48,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 14:16:48,959 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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 56 [2021-11-07 14:16:48,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:16:49,448 INFO L225 Difference]: With dead ends: 133232 [2021-11-07 14:16:49,449 INFO L226 Difference]: Without dead ends: 66606 [2021-11-07 14:16:50,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.03ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 14:16:50,174 INFO L933 BasicCegarLoop]: 101860 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, 101860 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 281.79ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-07 14:16:50,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 101860 Invalid, 0 Unknown, 0 Unchecked, 281.79ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-07 14:16:50,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66606 states. [2021-11-07 14:16:52,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66606 to 66606. [2021-11-07 14:16:52,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66606 states, 66059 states have (on average 1.526362796893686) internal successors, (100830), 66143 states have internal predecessors, (100830), 505 states have call successors, (505), 11 states have call predecessors, (505), 11 states have return successors, (505), 471 states have call predecessors, (505), 505 states have call successors, (505) [2021-11-07 14:16:52,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66606 states to 66606 states and 101840 transitions. [2021-11-07 14:16:52,661 INFO L78 Accepts]: Start accepts. Automaton has 66606 states and 101840 transitions. Word has length 56 [2021-11-07 14:16:52,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:16:52,662 INFO L470 AbstractCegarLoop]: Abstraction has 66606 states and 101840 transitions. [2021-11-07 14:16:52,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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 14:16:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 66606 states and 101840 transitions. [2021-11-07 14:16:52,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-07 14:16:52,668 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:16:52,668 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] [2021-11-07 14:16:52,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 14:16:52,668 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2021-11-07 14:16:52,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:16:52,671 INFO L85 PathProgramCache]: Analyzing trace with hash -481063875, now seen corresponding path program 1 times [2021-11-07 14:16:52,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:16:52,671 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008870850] [2021-11-07 14:16:52,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:16:52,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:16:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:16:53,154 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 14:16:53,155 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:16:53,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008870850] [2021-11-07 14:16:53,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008870850] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:16:53,157 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:16:53,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 14:16:53,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50156551] [2021-11-07 14:16:53,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:16:53,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 14:16:53,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:16:53,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 14:16:53,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:16:53,168 INFO L87 Difference]: Start difference. First operand 66606 states and 101840 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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 14:16:56,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:16:56,165 INFO L93 Difference]: Finished difference Result 140955 states and 215606 transitions. [2021-11-07 14:16:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 14:16:56,166 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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 56 [2021-11-07 14:16:56,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:16:56,578 INFO L225 Difference]: With dead ends: 140955 [2021-11-07 14:16:56,578 INFO L226 Difference]: Without dead ends: 74397 [2021-11-07 14:16:56,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.05ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:16:56,842 INFO L933 BasicCegarLoop]: 101884 mSDtfsCounter, 12030 mSDsluCounter, 101749 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 159.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12030 SdHoareTripleChecker+Valid, 203633 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 215.90ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 189.60ms IncrementalHoareTripleChecker+Time [2021-11-07 14:16:56,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12030 Valid, 203633 Invalid, 38 Unknown, 0 Unchecked, 215.90ms Time], IncrementalHoareTripleChecker [2 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 189.60ms Time] [2021-11-07 14:16:56,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74397 states. [2021-11-07 14:16:58,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74397 to 74365. [2021-11-07 14:16:58,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74365 states, 73762 states have (on average 1.5276429597895935) internal successors, (112682), 73867 states have internal predecessors, (112682), 550 states have call successors, (550), 22 states have call predecessors, (550), 22 states have return successors, (550), 504 states have call predecessors, (550), 550 states have call successors, (550) [2021-11-07 14:16:59,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74365 states to 74365 states and 113782 transitions. [2021-11-07 14:16:59,183 INFO L78 Accepts]: Start accepts. Automaton has 74365 states and 113782 transitions. Word has length 56 [2021-11-07 14:16:59,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:16:59,184 INFO L470 AbstractCegarLoop]: Abstraction has 74365 states and 113782 transitions. [2021-11-07 14:16:59,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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 14:16:59,184 INFO L276 IsEmpty]: Start isEmpty. Operand 74365 states and 113782 transitions. [2021-11-07 14:16:59,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-07 14:16:59,190 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:16:59,190 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] [2021-11-07 14:16:59,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 14:16:59,191 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2021-11-07 14:16:59,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:16:59,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1885659675, now seen corresponding path program 1 times [2021-11-07 14:16:59,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:16:59,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299492429] [2021-11-07 14:16:59,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:16:59,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms