./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y --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 9a2f972b53b4f15abb2f85e3f4029427adee7726e36e16b2a641b76be8e63ca1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:00:13,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:00:13,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:00:13,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:00:13,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:00:13,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:00:13,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:00:13,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:00:13,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:00:13,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:00:13,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:00:13,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:00:13,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:00:13,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:00:13,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:00:13,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:00:13,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:00:13,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:00:13,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:00:13,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:00:13,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:00:13,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:00:13,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:00:13,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:00:13,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:00:13,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:00:13,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:00:13,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:00:13,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:00:13,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:00:13,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:00:13,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:00:13,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:00:13,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:00:13,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:00:13,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:00:13,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:00:13,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:00:13,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:00:13,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:00:13,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:00:13,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:00:13,356 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:00:13,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:00:13,357 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:00:13,357 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:00:13,358 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:00:13,359 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:00:13,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:00:13,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:00:13,360 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:00:13,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:00:13,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:00:13,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:00:13,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:00:13,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:00:13,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:00:13,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:00:13,364 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:00:13,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:00:13,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:00:13,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:00:13,365 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:00:13,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:00:13,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:00:13,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:00:13,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:00:13,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:00:13,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:00:13,368 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:00:13,369 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:00:13,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:00:13,369 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:00:13,370 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a2f972b53b4f15abb2f85e3f4029427adee7726e36e16b2a641b76be8e63ca1 [2021-11-13 18:00:13,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:00:13,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:00:13,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:00:13,685 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:00:13,686 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:00:13,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i [2021-11-13 18:00:13,774 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/data/1c37be5b8/9984d38ec7ef48f9be8c4a5758adfdbc/FLAG45b4d0496 [2021-11-13 18:00:14,994 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:00:14,994 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i [2021-11-13 18:00:15,096 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/data/1c37be5b8/9984d38ec7ef48f9be8c4a5758adfdbc/FLAG45b4d0496 [2021-11-13 18:00:15,130 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/data/1c37be5b8/9984d38ec7ef48f9be8c4a5758adfdbc [2021-11-13 18:00:15,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:00:15,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:00:15,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:00:15,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:00:15,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:00:15,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:00:15" (1/1) ... [2021-11-13 18:00:15,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1481d8eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:15, skipping insertion in model container [2021-11-13 18:00:15,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:00:15" (1/1) ... [2021-11-13 18:00:15,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:00:15,380 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:00:16,223 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6627] [2021-11-13 18:00:16,224 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6628-6629] [2021-11-13 18:00:16,560 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i[195310,195323] [2021-11-13 18:00:21,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:00:21,865 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:00:22,049 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6627] [2021-11-13 18:00:22,050 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6628-6629] [2021-11-13 18:00:22,054 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i[195310,195323] [2021-11-13 18:00:22,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:00:23,245 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:00:23,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23 WrapperNode [2021-11-13 18:00:23,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:00:23,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:00:23,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:00:23,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:00:23,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (1/1) ... [2021-11-13 18:00:23,538 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (1/1) ... [2021-11-13 18:00:24,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:00:24,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:00:24,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:00:24,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:00:24,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (1/1) ... [2021-11-13 18:00:24,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (1/1) ... [2021-11-13 18:00:24,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (1/1) ... [2021-11-13 18:00:24,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (1/1) ... [2021-11-13 18:00:24,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (1/1) ... [2021-11-13 18:00:25,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (1/1) ... [2021-11-13 18:00:25,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (1/1) ... [2021-11-13 18:00:25,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:00:25,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:00:25,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:00:25,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:00:25,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (1/1) ... [2021-11-13 18:00:25,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:00:25,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:00:25,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:00:25,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17ac988-4a5e-4f0e-b9bb-e11402f14844/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:00:25,660 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-13 18:00:25,661 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-13 18:00:25,661 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-13 18:00:25,661 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-13 18:00:25,661 INFO L130 BoogieDeclarations]: Found specification of procedure zd_ioread32_locked [2021-11-13 18:00:25,661 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_ioread32_locked [2021-11-13 18:00:25,662 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_info_clear_status [2021-11-13 18:00:25,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_info_clear_status [2021-11-13 18:00:25,662 INFO L130 BoogieDeclarations]: Found specification of procedure zd_check_signal [2021-11-13 18:00:25,662 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_check_signal [2021-11-13 18:00:25,662 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-13 18:00:25,662 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-13 18:00:25,663 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-13 18:00:25,663 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-13 18:00:25,663 INFO L130 BoogieDeclarations]: Found specification of procedure post_reset [2021-11-13 18:00:25,663 INFO L138 BoogieDeclarations]: Found implementation of procedure post_reset [2021-11-13 18:00:25,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-13 18:00:25,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-13 18:00:25,664 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_init_hw [2021-11-13 18:00:25,664 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_init_hw [2021-11-13 18:00:25,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 18:00:25,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 18:00:25,664 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2021-11-13 18:00:25,664 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2021-11-13 18:00:25,665 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_to_usbdev [2021-11-13 18:00:25,665 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_to_usbdev [2021-11-13 18:00:25,665 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_rx [2021-11-13 18:00:25,665 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_rx [2021-11-13 18:00:25,665 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_set_channel [2021-11-13 18:00:25,665 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_set_channel [2021-11-13 18:00:25,666 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_clear [2021-11-13 18:00:25,666 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_clear [2021-11-13 18:00:25,666 INFO L130 BoogieDeclarations]: Found specification of procedure zd_switch_radio_off [2021-11-13 18:00:25,666 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_switch_radio_off [2021-11-13 18:00:25,666 INFO L130 BoogieDeclarations]: Found specification of procedure free_rx_urb [2021-11-13 18:00:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rx_urb [2021-11-13 18:00:25,667 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_configure_filter [2021-11-13 18:00:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_configure_filter [2021-11-13 18:00:25,667 INFO L130 BoogieDeclarations]: Found specification of procedure usb_queue_reset_device [2021-11-13 18:00:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_queue_reset_device [2021-11-13 18:00:25,667 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-13 18:00:25,668 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-13 18:00:25,668 INFO L130 BoogieDeclarations]: Found specification of procedure fw_reg_addr [2021-11-13 18:00:25,668 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_reg_addr [2021-11-13 18:00:25,668 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_beacon_get [2021-11-13 18:00:25,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_beacon_get [2021-11-13 18:00:25,668 INFO L130 BoogieDeclarations]: Found specification of procedure zd_switch_radio_on [2021-11-13 18:00:25,669 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_switch_radio_on [2021-11-13 18:00:25,669 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 18:00:25,669 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_config [2021-11-13 18:00:25,669 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_config [2021-11-13 18:00:25,669 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-13 18:00:25,670 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-13 18:00:25,670 INFO L130 BoogieDeclarations]: Found specification of procedure uw2453_init_mode [2021-11-13 18:00:25,670 INFO L138 BoogieDeclarations]: Found implementation of procedure uw2453_init_mode [2021-11-13 18:00:25,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-13 18:00:25,670 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-13 18:00:25,670 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-13 18:00:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_enable_hwint [2021-11-13 18:00:25,671 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_enable_hwint [2021-11-13 18:00:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-13 18:00:25,671 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-13 18:00:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:00:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_lock_phy_regs [2021-11-13 18:00:25,672 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_lock_phy_regs [2021-11-13 18:00:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-13 18:00:25,672 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-13 18:00:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rf_to_chip [2021-11-13 18:00:25,672 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rf_to_chip [2021-11-13 18:00:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_free_cur_beacon_locked [2021-11-13 18:00:25,673 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_free_cur_beacon_locked [2021-11-13 18:00:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_is_first [2021-11-13 18:00:25,673 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_is_first [2021-11-13 18:00:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_iowrite16v_async [2021-11-13 18:00:25,673 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_iowrite16v_async [2021-11-13 18:00:25,674 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-13 18:00:25,674 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-13 18:00:25,674 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-13 18:00:25,674 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-13 18:00:25,674 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rfwrite_locked [2021-11-13 18:00:25,674 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rfwrite_locked [2021-11-13 18:00:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-11-13 18:00:25,675 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-11-13 18:00:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-13 18:00:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-13 18:00:25,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-13 18:00:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-13 18:00:25,676 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2021-11-13 18:00:25,676 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2021-11-13 18:00:25,676 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_free_cur_beacon [2021-11-13 18:00:25,676 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_free_cur_beacon [2021-11-13 18:00:25,676 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_remove_interface [2021-11-13 18:00:25,676 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_remove_interface [2021-11-13 18:00:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:00:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure check_read_regs [2021-11-13 18:00:25,677 INFO L138 BoogieDeclarations]: Found implementation of procedure check_read_regs [2021-11-13 18:00:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rf_clear [2021-11-13 18:00:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rf_clear [2021-11-13 18:00:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rx_packet [2021-11-13 18:00:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rx_packet [2021-11-13 18:00:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_stop [2021-11-13 18:00:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_stop [2021-11-13 18:00:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure zd_iowrite32a_locked [2021-11-13 18:00:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_iowrite32a_locked [2021-11-13 18:00:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure zd1211b_al7230b_finalize [2021-11-13 18:00:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure zd1211b_al7230b_finalize [2021-11-13 18:00:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-13 18:00:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-13 18:00:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure zd_iowrite16_locked [2021-11-13 18:00:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_iowrite16_locked [2021-11-13 18:00:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-13 18:00:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-13 18:00:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-13 18:00:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-13 18:00:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure test_init [2021-11-13 18:00:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure test_init [2021-11-13 18:00:25,685 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-13 18:00:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-13 18:00:25,685 INFO L130 BoogieDeclarations]: Found specification of procedure request_fw_file [2021-11-13 18:00:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure request_fw_file [2021-11-13 18:00:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-11-13 18:00:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-11-13 18:00:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure dump_cr [2021-11-13 18:00:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_cr [2021-11-13 18:00:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2021-11-13 18:00:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2021-11-13 18:00:25,694 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mc_clear [2021-11-13 18:00:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mc_clear [2021-11-13 18:00:25,694 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-11-13 18:00:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-11-13 18:00:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:00:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure zd_write_mac_addr_common [2021-11-13 18:00:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_write_mac_addr_common [2021-11-13 18:00:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_prepare_multicast [2021-11-13 18:00:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_prepare_multicast [2021-11-13 18:00:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-11-13 18:00:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-11-13 18:00:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_disable_tx [2021-11-13 18:00:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_disable_tx [2021-11-13 18:00:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_to_hw [2021-11-13 18:00:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_to_hw [2021-11-13 18:00:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-11-13 18:00:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-11-13 18:00:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_ioread16 [2021-11-13 18:00:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_ioread16 [2021-11-13 18:00:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:00:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_resume [2021-11-13 18:00:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_resume [2021-11-13 18:00:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-13 18:00:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:00:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:00:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-13 18:00:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-13 18:00:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure zd_ioread32v_locked [2021-11-13 18:00:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_ioread32v_locked [2021-11-13 18:00:25,697 INFO L130 BoogieDeclarations]: Found specification of procedure get_fw_name [2021-11-13 18:00:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fw_name [2021-11-13 18:00:25,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-13 18:00:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-13 18:00:25,698 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_is_zd1211b [2021-11-13 18:00:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_is_zd1211b [2021-11-13 18:00:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-13 18:00:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-13 18:00:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure set_beacon_interval [2021-11-13 18:00:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure set_beacon_interval [2021-11-13 18:00:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_filter [2021-11-13 18:00:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_filter [2021-11-13 18:00:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure uw2453_synth_set_channel [2021-11-13 18:00:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure uw2453_synth_set_channel [2021-11-13 18:00:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-13 18:00:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-13 18:00:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_iowrite16v_async_start [2021-11-13 18:00:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_iowrite16v_async_start [2021-11-13 18:00:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_disable_rx [2021-11-13 18:00:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_disable_rx [2021-11-13 18:00:25,701 INFO L130 BoogieDeclarations]: Found specification of procedure zd1211b_al2230_finalize_rf [2021-11-13 18:00:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure zd1211b_al2230_finalize_rf [2021-11-13 18:00:25,701 INFO L130 BoogieDeclarations]: Found specification of procedure zd_iowrite32_locked [2021-11-13 18:00:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_iowrite32_locked [2021-11-13 18:00:25,701 INFO L130 BoogieDeclarations]: Found specification of procedure handle_regs_int_override [2021-11-13 18:00:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_regs_int_override [2021-11-13 18:00:25,701 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_set_multicast_hash [2021-11-13 18:00:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_set_multicast_hash [2021-11-13 18:00:25,701 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-13 18:00:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-13 18:00:25,702 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-13 18:00:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-13 18:00:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure disable_hwint [2021-11-13 18:00:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_hwint [2021-11-13 18:00:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-13 18:00:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-13 18:00:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_tx_status [2021-11-13 18:00:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_tx_status [2021-11-13 18:00:25,704 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_disable_rxtx [2021-11-13 18:00:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_disable_rxtx [2021-11-13 18:00:25,705 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-11-13 18:00:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-11-13 18:00:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_unlock_phy_regs [2021-11-13 18:00:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_unlock_phy_regs [2021-11-13 18:00:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-13 18:00:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-13 18:00:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-13 18:00:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-13 18:00:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rf_name [2021-11-13 18:00:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rf_name [2021-11-13 18:00:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-13 18:00:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-13 18:00:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-13 18:00:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-13 18:00:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_clear [2021-11-13 18:00:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_clear [2021-11-13 18:00:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rfwritev_locked [2021-11-13 18:00:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rfwritev_locked [2021-11-13 18:00:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:00:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:00:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2021-11-13 18:00:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2021-11-13 18:00:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_control_leds [2021-11-13 18:00:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_control_leds [2021-11-13 18:00:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-13 18:00:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-13 18:00:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-13 18:00:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-13 18:00:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure scnprint_id___0 [2021-11-13 18:00:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprint_id___0 [2021-11-13 18:00:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_pspoll [2021-11-13 18:00:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_pspoll [2021-11-13 18:00:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_iowrite16v_async_end [2021-11-13 18:00:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_iowrite16v_async_end [2021-11-13 18:00:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-11-13 18:00:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-11-13 18:00:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-13 18:00:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 18:00:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure upload_code [2021-11-13 18:00:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure upload_code [2021-11-13 18:00:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 18:00:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 18:00:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-13 18:00:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-13 18:00:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rfwrite_cr_locked [2021-11-13 18:00:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rfwrite_cr_locked [2021-11-13 18:00:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~TO~int [2021-11-13 18:00:25,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~TO~int [2021-11-13 18:00:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-13 18:00:25,716 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-13 18:00:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure set_rts_cts [2021-11-13 18:00:25,716 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rts_cts [2021-11-13 18:00:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_to_mac [2021-11-13 18:00:25,716 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_to_mac [2021-11-13 18:00:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure __zd_usb_disable_rx [2021-11-13 18:00:25,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __zd_usb_disable_rx [2021-11-13 18:00:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure zd_submit_waiting_urb [2021-11-13 18:00:25,718 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_submit_waiting_urb [2021-11-13 18:00:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_stop [2021-11-13 18:00:25,718 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_stop [2021-11-13 18:00:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_status_irqsafe [2021-11-13 18:00:25,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_status_irqsafe [2021-11-13 18:00:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_reset_rx_idle_timer [2021-11-13 18:00:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_reset_rx_idle_timer [2021-11-13 18:00:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-13 18:00:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-13 18:00:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-13 18:00:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-13 18:00:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-13 18:00:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-13 18:00:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure zd_set_beacon_interval [2021-11-13 18:00:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_set_beacon_interval [2021-11-13 18:00:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-13 18:00:25,720 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-13 18:00:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 18:00:25,720 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 18:00:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcdDevice [2021-11-13 18:00:25,720 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcdDevice [2021-11-13 18:00:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_disable_int [2021-11-13 18:00:25,720 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_disable_int [2021-11-13 18:00:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 18:00:25,720 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 18:00:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-11-13 18:00:25,721 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-11-13 18:00:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-13 18:00:25,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-13 18:00:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:00:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-13 18:00:25,721 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-13 18:00:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rf_init_hw [2021-11-13 18:00:25,721 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rf_init_hw [2021-11-13 18:00:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure __zd_usb_enable_rx [2021-11-13 18:00:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __zd_usb_enable_rx [2021-11-13 18:00:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure usb_int_regs_length [2021-11-13 18:00:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_int_regs_length [2021-11-13 18:00:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:00:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-13 18:00:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-13 18:00:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-13 18:00:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-13 18:00:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure zd_iowrite32 [2021-11-13 18:00:25,723 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_iowrite32 [2021-11-13 18:00:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 18:00:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure zd_mac_config_beacon [2021-11-13 18:00:25,723 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_mac_config_beacon [2021-11-13 18:00:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-13 18:00:25,723 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-13 18:00:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-13 18:00:25,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-13 18:00:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-13 18:00:25,723 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-13 18:00:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure zd_hw_mac [2021-11-13 18:00:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_hw_mac [2021-11-13 18:00:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read_values [2021-11-13 18:00:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure read_values [2021-11-13 18:00:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-13 18:00:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-13 18:00:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-13 18:00:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-13 18:00:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-13 18:00:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-13 18:00:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_start [2021-11-13 18:00:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_start [2021-11-13 18:00:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-11-13 18:00:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-11-13 18:00:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-13 18:00:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-13 18:00:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-13 18:00:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-13 18:00:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect [2021-11-13 18:00:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect [2021-11-13 18:00:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure zd_intf_to_hw [2021-11-13 18:00:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_intf_to_hw [2021-11-13 18:00:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure inc_addr [2021-11-13 18:00:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_addr [2021-11-13 18:00:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-13 18:00:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-13 18:00:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_to_mac [2021-11-13 18:00:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_to_mac [2021-11-13 18:00:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure zd_rfwritev_cr_locked [2021-11-13 18:00:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_rfwritev_cr_locked [2021-11-13 18:00:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure pre_reset [2021-11-13 18:00:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pre_reset [2021-11-13 18:00:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-13 18:00:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-13 18:00:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-13 18:00:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-13 18:00:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_switch_radio_on [2021-11-13 18:00:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_switch_radio_on [2021-11-13 18:00:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-13 18:00:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-13 18:00:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-13 18:00:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-13 18:00:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-13 18:00:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-13 18:00:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure uw2453_write_vco_cfg [2021-11-13 18:00:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure uw2453_write_vco_cfg [2021-11-13 18:00:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:00:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_switch_radio_off [2021-11-13 18:00:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_switch_radio_off [2021-11-13 18:00:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure zd_ep_regs_out_msg [2021-11-13 18:00:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_ep_regs_out_msg [2021-11-13 18:00:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-13 18:00:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-13 18:00:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 18:00:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 18:00:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_to_chip [2021-11-13 18:00:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_to_chip [2021-11-13 18:00:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_disable_hwint [2021-11-13 18:00:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_disable_hwint [2021-11-13 18:00:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_ioread16v [2021-11-13 18:00:25,730 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_ioread16v [2021-11-13 18:00:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure zd_usb_init_hw [2021-11-13 18:00:25,730 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_usb_init_hw [2021-11-13 18:00:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure zd_ioread16_locked [2021-11-13 18:00:25,730 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_ioread16_locked [2021-11-13 18:00:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_init_hw [2021-11-13 18:00:25,730 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_init_hw [2021-11-13 18:00:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_bss_info_changed [2021-11-13 18:00:25,730 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_bss_info_changed [2021-11-13 18:00:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2021-11-13 18:00:25,731 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2021-11-13 18:00:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-11-13 18:00:25,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-11-13 18:00:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-13 18:00:25,731 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-13 18:00:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_get_tsf [2021-11-13 18:00:25,731 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_get_tsf [2021-11-13 18:00:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_disable_int [2021-11-13 18:00:25,731 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_disable_int [2021-11-13 18:00:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-13 18:00:25,732 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-13 18:00:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2021-11-13 18:00:25,732 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2021-11-13 18:00:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure zd_ioread16v_locked [2021-11-13 18:00:25,732 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_ioread16v_locked [2021-11-13 18:00:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-13 18:00:25,732 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-13 18:00:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure zd_chip_enable_int [2021-11-13 18:00:25,732 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_chip_enable_int [2021-11-13 18:00:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2021-11-13 18:00:25,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2021-11-13 18:00:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-13 18:00:25,733 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-13 18:00:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure _zd_iowrite32v_async_locked [2021-11-13 18:00:25,733 INFO L138 BoogieDeclarations]: Found implementation of procedure _zd_iowrite32v_async_locked [2021-11-13 18:00:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure set_mac_and_bssid [2021-11-13 18:00:25,733 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mac_and_bssid [2021-11-13 18:00:25,733 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_tx [2021-11-13 18:00:25,733 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_tx [2021-11-13 18:00:25,734 INFO L130 BoogieDeclarations]: Found specification of procedure zd_op_add_interface [2021-11-13 18:00:25,734 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_op_add_interface [2021-11-13 18:00:25,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:00:25,734 INFO L130 BoogieDeclarations]: Found specification of procedure zd_write_mac_addr [2021-11-13 18:00:25,734 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_write_mac_addr [2021-11-13 18:00:25,734 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-11-13 18:00:25,734 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-11-13 18:00:25,734 INFO L130 BoogieDeclarations]: Found specification of procedure zd_iowrite16a_locked [2021-11-13 18:00:25,734 INFO L138 BoogieDeclarations]: Found implementation of procedure zd_iowrite16a_locked [2021-11-13 18:00:25,734 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-13 18:00:25,735 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-13 18:00:32,687 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 18:08:10,766 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:08:10,766 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:08:10,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:08:10 BoogieIcfgContainer [2021-11-13 18:08:10,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:08:10,777 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:08:10,777 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:08:10,782 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:08:10,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:00:15" (1/3) ... [2021-11-13 18:08:10,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec92b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:08:10, skipping insertion in model container [2021-11-13 18:08:10,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:00:23" (2/3) ... [2021-11-13 18:08:10,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec92b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:08:10, skipping insertion in model container [2021-11-13 18:08:10,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:08:10" (3/3) ... [2021-11-13 18:08:10,785 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--wireless--zd1211rw--zd1211rw.ko-entry_point.cil.out.i [2021-11-13 18:08:10,791 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:08:10,791 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 18:08:10,867 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:08:10,874 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 [2021-11-13 18:08:10,874 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:08:10,965 INFO L276 IsEmpty]: Start isEmpty. Operand has 3980 states, 2649 states have (on average 1.3148357870894678) internal successors, (3483), 2743 states have internal predecessors, (3483), 1131 states have call successors, (1131), 199 states have call predecessors, (1131), 198 states have return successors, (1127), 1122 states have call predecessors, (1127), 1127 states have call successors, (1127) [2021-11-13 18:08:10,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 18:08:10,975 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:08:10,975 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:08:10,976 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:08:10,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:08:10,981 INFO L85 PathProgramCache]: Analyzing trace with hash -2126896646, now seen corresponding path program 1 times [2021-11-13 18:08:10,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:08:10,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453721206] [2021-11-13 18:08:10,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:08:10,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:08:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:08:12,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:08:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:08:13,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:08:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:08:13,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-11-13 18:08:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:08:13,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 18:08:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:08:13,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-13 18:08:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:08:13,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 18:08:13,135 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:08:13,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453721206] [2021-11-13 18:08:13,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453721206] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:08:13,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:08:13,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:08:13,138 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060440134] [2021-11-13 18:08:13,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:08:13,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:08:13,144 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:08:13,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:08:13,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:08:13,187 INFO L87 Difference]: Start difference. First operand has 3980 states, 2649 states have (on average 1.3148357870894678) internal successors, (3483), 2743 states have internal predecessors, (3483), 1131 states have call successors, (1131), 199 states have call predecessors, (1131), 198 states have return successors, (1127), 1122 states have call predecessors, (1127), 1127 states have call successors, (1127) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-13 18:08:15,615 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:08:20,126 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:08:32,705 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:08:37,254 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:08:51,591 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:08:52,802 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:08:56,679 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:08:59,190 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:01,499 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:03,812 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:05,977 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:08,010 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:10,189 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:12,378 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:13,908 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:18,221 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:20,491 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:22,791 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:24,846 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:27,006 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:29,045 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:34,501 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:36,841 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:39,534 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:40,839 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:43,807 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:46,166 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:49,107 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:50,272 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:51,626 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:09:53,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:09:53,143 INFO L93 Difference]: Finished difference Result 11262 states and 16926 transitions. [2021-11-13 18:09:53,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:09:53,146 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 45 [2021-11-13 18:09:53,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:09:53,236 INFO L225 Difference]: With dead ends: 11262 [2021-11-13 18:09:53,236 INFO L226 Difference]: Without dead ends: 7235 [2021-11-13 18:09:53,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:09:53,289 INFO L933 BasicCegarLoop]: 6954 mSDtfsCounter, 4748 mSDsluCounter, 7982 mSDsCounter, 0 mSdLazyCounter, 3366 mSolverCounterSat, 2263 mSolverCounterUnsat, 22 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 92710.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5367 SdHoareTripleChecker+Valid, 14936 SdHoareTripleChecker+Invalid, 5651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 179.58ms SdHoareTripleChecker+Time, 2263 IncrementalHoareTripleChecker+Valid, 3366 IncrementalHoareTripleChecker+Invalid, 22 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 98831.31ms IncrementalHoareTripleChecker+Time [2021-11-13 18:09:53,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5367 Valid, 14936 Invalid, 5651 Unknown, 0 Unchecked, 179.58ms Time], IncrementalHoareTripleChecker [2263 Valid, 3366 Invalid, 22 Unknown, 0 Unchecked, 98831.31ms Time] [2021-11-13 18:09:53,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7235 states. [2021-11-13 18:09:53,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7235 to 6890. [2021-11-13 18:09:53,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6890 states, 4572 states have (on average 1.3116797900262467) internal successors, (5997), 4723 states have internal predecessors, (5997), 1958 states have call successors, (1958), 360 states have call predecessors, (1958), 359 states have return successors, (1957), 1951 states have call predecessors, (1957), 1957 states have call successors, (1957) [2021-11-13 18:09:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6890 states to 6890 states and 9912 transitions. [2021-11-13 18:09:53,887 INFO L78 Accepts]: Start accepts. Automaton has 6890 states and 9912 transitions. Word has length 45 [2021-11-13 18:09:53,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:09:53,888 INFO L470 AbstractCegarLoop]: Abstraction has 6890 states and 9912 transitions. [2021-11-13 18:09:53,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-13 18:09:53,888 INFO L276 IsEmpty]: Start isEmpty. Operand 6890 states and 9912 transitions. [2021-11-13 18:09:53,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 18:09:53,897 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:09:53,897 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:09:53,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:09:53,898 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:09:53,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:09:53,899 INFO L85 PathProgramCache]: Analyzing trace with hash -2071648707, now seen corresponding path program 1 times [2021-11-13 18:09:53,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:09:53,899 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61648490] [2021-11-13 18:09:53,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:09:53,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:09:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:09:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:09:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:09:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-13 18:09:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-13 18:09:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-13 18:09:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-13 18:09:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-13 18:09:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-13 18:09:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-13 18:09:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:09:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:09:55,762 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-13 18:09:55,762 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:09:55,762 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61648490] [2021-11-13 18:09:55,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61648490] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:09:55,763 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:09:55,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:09:55,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582804845] [2021-11-13 18:09:55,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:09:55,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:09:55,765 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:09:55,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:09:55,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:09:55,766 INFO L87 Difference]: Start difference. First operand 6890 states and 9912 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-13 18:09:58,207 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 [] [2021-11-13 18:10:00,287 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:10:07,294 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:10:09,338 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:10:10,994 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:10:35,734 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:10:37,234 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:10:43,637 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:10:51,969 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:10:53,726 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:11,110 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:25,408 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:26,637 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:28,533 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:29,708 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:36,052 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:38,300 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:40,454 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:42,519 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:44,874 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:47,118 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:11:52,373 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:03,913 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:06,198 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:08,569 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:10,872 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:14,394 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:16,421 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:18,040 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:19,863 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:21,240 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:22,632 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:27,910 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:29,821 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:38,108 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:46,648 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:48,674 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:52,224 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:53,817 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:55,841 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:12:56,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:12:56,199 INFO L93 Difference]: Finished difference Result 19221 states and 28070 transitions. [2021-11-13 18:12:56,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:12:56,200 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 82 [2021-11-13 18:12:56,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:12:56,338 INFO L225 Difference]: With dead ends: 19221 [2021-11-13 18:12:56,338 INFO L226 Difference]: Without dead ends: 12336 [2021-11-13 18:12:56,394 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:12:56,399 INFO L933 BasicCegarLoop]: 8177 mSDtfsCounter, 7985 mSDsluCounter, 12022 mSDsCounter, 0 mSdLazyCounter, 7788 mSolverCounterSat, 5599 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 169616.21ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8794 SdHoareTripleChecker+Valid, 20199 SdHoareTripleChecker+Invalid, 13412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 179.70ms SdHoareTripleChecker+Time, 5599 IncrementalHoareTripleChecker+Valid, 7788 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 178869.51ms IncrementalHoareTripleChecker+Time [2021-11-13 18:12:56,399 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8794 Valid, 20199 Invalid, 13412 Unknown, 0 Unchecked, 179.70ms Time], IncrementalHoareTripleChecker [5599 Valid, 7788 Invalid, 25 Unknown, 0 Unchecked, 178869.51ms Time] [2021-11-13 18:12:56,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12336 states. [2021-11-13 18:12:57,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12336 to 10532. [2021-11-13 18:12:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10532 states, 6992 states have (on average 1.30720823798627) internal successors, (9140), 7239 states have internal predecessors, (9140), 2980 states have call successors, (2980), 552 states have call predecessors, (2980), 559 states have return successors, (3001), 2969 states have call predecessors, (3001), 2979 states have call successors, (3001) [2021-11-13 18:12:57,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10532 states to 10532 states and 15121 transitions. [2021-11-13 18:12:57,231 INFO L78 Accepts]: Start accepts. Automaton has 10532 states and 15121 transitions. Word has length 82 [2021-11-13 18:12:57,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:12:57,232 INFO L470 AbstractCegarLoop]: Abstraction has 10532 states and 15121 transitions. [2021-11-13 18:12:57,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-13 18:12:57,233 INFO L276 IsEmpty]: Start isEmpty. Operand 10532 states and 15121 transitions. [2021-11-13 18:12:57,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 18:12:57,238 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:12:57,238 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-13 18:12:57,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:12:57,239 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:12:57,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:12:57,240 INFO L85 PathProgramCache]: Analyzing trace with hash 55771545, now seen corresponding path program 1 times [2021-11-13 18:12:57,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:12:57,240 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948580400] [2021-11-13 18:12:57,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:12:57,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:12:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:12:58,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:12:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:12:58,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-13 18:12:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:12:58,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:12:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:12:59,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-13 18:12:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:12:59,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:12:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:12:59,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-13 18:12:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:12:59,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 18:12:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:12:59,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-13 18:12:59,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:12:59,179 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 18:12:59,179 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:12:59,180 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948580400] [2021-11-13 18:12:59,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948580400] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:12:59,180 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:12:59,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:12:59,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991514667] [2021-11-13 18:12:59,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:12:59,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:12:59,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:12:59,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:12:59,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:12:59,183 INFO L87 Difference]: Start difference. First operand 10532 states and 15121 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-13 18:13:01,666 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:03,770 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:08,030 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:20,927 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:25,394 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:36,354 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:38,365 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:39,394 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:43,049 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:45,137 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:47,260 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:13:49,570 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []