/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--usb--host--r8a66597-hcd.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 21:39:47,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 21:39:47,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 21:39:47,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 21:39:47,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 21:39:47,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 21:39:47,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 21:39:47,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 21:39:47,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 21:39:47,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 21:39:47,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 21:39:47,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 21:39:47,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 21:39:47,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 21:39:47,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 21:39:47,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 21:39:47,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 21:39:47,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 21:39:47,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 21:39:47,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 21:39:47,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 21:39:47,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 21:39:47,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 21:39:47,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 21:39:47,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 21:39:47,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 21:39:47,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 21:39:47,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 21:39:47,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 21:39:47,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 21:39:47,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 21:39:47,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 21:39:47,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 21:39:47,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 21:39:47,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 21:39:47,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 21:39:47,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 21:39:47,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 21:39:47,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 21:39:47,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 21:39:47,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 21:39:47,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 21:39:47,257 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 21:39:47,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 21:39:47,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 21:39:47,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 21:39:47,263 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 21:39:47,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 21:39:47,264 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 21:39:47,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 21:39:47,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 21:39:47,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 21:39:47,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 21:39:47,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 21:39:47,266 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 21:39:47,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 21:39:47,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 21:39:47,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 21:39:47,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 21:39:47,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 21:39:47,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 21:39:47,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 21:39:47,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 21:39:47,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 21:39:47,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 21:39:47,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 21:39:47,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 21:39:47,270 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 21:39:47,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 21:39:47,270 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 21:39:47,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 21:39:47,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 21:39:47,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 21:39:47,804 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 21:39:47,805 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 21:39:47,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--usb--host--r8a66597-hcd.ko-main.cil.out.i [2020-10-28 21:39:47,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa1227518/b77861b2b74d4e5c826a2945b8a22e45/FLAG17e2de6c3 [2020-10-28 21:39:49,093 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 21:39:49,094 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--usb--host--r8a66597-hcd.ko-main.cil.out.i [2020-10-28 21:39:49,153 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa1227518/b77861b2b74d4e5c826a2945b8a22e45/FLAG17e2de6c3 [2020-10-28 21:39:49,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa1227518/b77861b2b74d4e5c826a2945b8a22e45 [2020-10-28 21:39:49,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 21:39:49,472 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 21:39:49,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 21:39:49,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 21:39:49,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 21:39:49,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:39:49" (1/1) ... [2020-10-28 21:39:49,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67b23d56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:49, skipping insertion in model container [2020-10-28 21:39:49,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:39:49" (1/1) ... [2020-10-28 21:39:49,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 21:39:49,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 21:39:52,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 21:39:52,200 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 21:39:52,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 21:39:53,176 INFO L208 MainTranslator]: Completed translation [2020-10-28 21:39:53,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:53 WrapperNode [2020-10-28 21:39:53,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 21:39:53,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 21:39:53,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 21:39:53,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 21:39:53,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:53" (1/1) ... [2020-10-28 21:39:53,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:53" (1/1) ... [2020-10-28 21:39:53,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:53" (1/1) ... [2020-10-28 21:39:53,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:53" (1/1) ... [2020-10-28 21:39:53,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:53" (1/1) ... [2020-10-28 21:39:53,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:53" (1/1) ... [2020-10-28 21:39:53,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:53" (1/1) ... [2020-10-28 21:39:53,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 21:39:53,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 21:39:53,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 21:39:53,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 21:39:53,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:53" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 21:39:53,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 21:39:53,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 21:39:53,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~VOID [2020-10-28 21:39:53,795 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 21:39:53,795 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 21:39:53,796 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-28 21:39:53,796 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2020-10-28 21:39:53,796 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-28 21:39:53,797 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-28 21:39:53,797 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-28 21:39:53,797 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 21:39:53,797 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-28 21:39:53,798 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-28 21:39:53,798 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 21:39:53,798 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2020-10-28 21:39:53,798 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2020-10-28 21:39:53,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2020-10-28 21:39:53,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2020-10-28 21:39:53,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2020-10-28 21:39:53,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-28 21:39:53,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2020-10-28 21:39:53,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2020-10-28 21:39:53,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 21:39:53,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 21:39:53,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 21:39:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 21:39:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 21:39:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 21:39:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get [2020-10-28 21:39:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_put [2020-10-28 21:39:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2020-10-28 21:39:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_r8a66597 [2020-10-28 21:39:53,804 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_to_hcd [2020-10-28 21:39:53,804 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_get_td [2020-10-28 21:39:53,804 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_read [2020-10-28 21:39:53,804 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_read_fifo [2020-10-28 21:39:53,804 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_write [2020-10-28 21:39:53,804 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_mdfy [2020-10-28 21:39:53,804 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_write_fifo [2020-10-28 21:39:53,805 INFO L138 BoogieDeclarations]: Found implementation of procedure get_syscfg_reg [2020-10-28 21:39:53,805 INFO L138 BoogieDeclarations]: Found implementation of procedure get_syssts_reg [2020-10-28 21:39:53,805 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dvstctr_reg [2020-10-28 21:39:53,805 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dmacfg_reg [2020-10-28 21:39:53,805 INFO L138 BoogieDeclarations]: Found implementation of procedure get_intenb_reg [2020-10-28 21:39:53,805 INFO L138 BoogieDeclarations]: Found implementation of procedure get_intsts_reg [2020-10-28 21:39:53,805 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rh_usb_speed [2020-10-28 21:39:53,805 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_port_power [2020-10-28 21:39:53,806 INFO L138 BoogieDeclarations]: Found implementation of procedure get_xtal_from_pdata [2020-10-28 21:39:53,806 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_pipe_irq [2020-10-28 21:39:53,806 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_pipe_irq [2020-10-28 21:39:53,806 INFO L138 BoogieDeclarations]: Found implementation of procedure set_devadd_reg [2020-10-28 21:39:53,806 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_clock_enable [2020-10-28 21:39:53,806 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_clock_disable [2020-10-28 21:39:53,806 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_enable_port [2020-10-28 21:39:53,807 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_disable_port [2020-10-28 21:39:53,807 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_controller [2020-10-28 21:39:53,807 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_controller [2020-10-28 21:39:53,807 INFO L138 BoogieDeclarations]: Found implementation of procedure get_parent_r8a66597_address [2020-10-28 21:39:53,808 INFO L138 BoogieDeclarations]: Found implementation of procedure is_child_device [2020-10-28 21:39:53,808 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hub_limit [2020-10-28 21:39:53,809 INFO L138 BoogieDeclarations]: Found implementation of procedure get_port_number [2020-10-28 21:39:53,809 INFO L138 BoogieDeclarations]: Found implementation of procedure get_r8a66597_usb_speed [2020-10-28 21:39:53,809 INFO L138 BoogieDeclarations]: Found implementation of procedure set_child_connect_map [2020-10-28 21:39:53,809 INFO L138 BoogieDeclarations]: Found implementation of procedure put_child_connect_map [2020-10-28 21:39:53,809 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pipe_reg_addr [2020-10-28 21:39:53,809 INFO L138 BoogieDeclarations]: Found implementation of procedure get_urb_to_r8a66597_dev [2020-10-28 21:39:53,809 INFO L138 BoogieDeclarations]: Found implementation of procedure make_r8a66597_device [2020-10-28 21:39:53,809 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_usb_address [2020-10-28 21:39:53,810 INFO L138 BoogieDeclarations]: Found implementation of procedure free_usb_address [2020-10-28 21:39:53,810 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_reg_wait [2020-10-28 21:39:53,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_start [2020-10-28 21:39:53,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_stop [2020-10-28 21:39:53,810 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_all_buffer [2020-10-28 21:39:53,811 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_pipe_toggle [2020-10-28 21:39:53,812 INFO L138 BoogieDeclarations]: Found implementation of procedure mbw_value [2020-10-28 21:39:53,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cfifo_change [2020-10-28 21:39:53,812 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_change_from_pipe [2020-10-28 21:39:53,813 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_get_pipenum [2020-10-28 21:39:53,813 INFO L138 BoogieDeclarations]: Found implementation of procedure get_urb_to_r8a66597_addr [2020-10-28 21:39:53,813 INFO L138 BoogieDeclarations]: Found implementation of procedure get_toggle_pointer [2020-10-28 21:39:53,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_toggle_set [2020-10-28 21:39:53,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_toggle_save [2020-10-28 21:39:53,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_toggle_restore [2020-10-28 21:39:53,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_buffer_setting [2020-10-28 21:39:53,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_setting [2020-10-28 21:39:53,815 INFO L138 BoogieDeclarations]: Found implementation of procedure get_empty_pipenum [2020-10-28 21:39:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure get_r8a66597_type [2020-10-28 21:39:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bufnum [2020-10-28 21:39:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure get_buf_bsize [2020-10-28 21:39:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_r8a66597_pipe_dma [2020-10-28 21:39:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_r8a66597_pipe [2020-10-28 21:39:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_urb_done [2020-10-28 21:39:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure force_dequeue [2020-10-28 21:39:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_r8a66597_pipe_all [2020-10-28 21:39:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure get_interval [2020-10-28 21:39:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure get_timer_interval [2020-10-28 21:39:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pipe_info [2020-10-28 21:39:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure init_pipe_config [2020-10-28 21:39:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_irq_enable [2020-10-28 21:39:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pipe_irq_disable [2020-10-28 21:39:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_root_hub_start_polling [2020-10-28 21:39:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure start_root_hub_sampling [2020-10-28 21:39:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_check_syssts [2020-10-28 21:39:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_usb_connect [2020-10-28 21:39:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_usb_disconnect [2020-10-28 21:39:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_setup_packet [2020-10-28 21:39:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_packet_read [2020-10-28 21:39:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_packet_write [2020-10-28 21:39:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_status_packet [2020-10-28 21:39:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure is_set_address [2020-10-28 21:39:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure start_transfer [2020-10-28 21:39:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure check_transfer_finish [2020-10-28 21:39:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure set_td_timer [2020-10-28 21:39:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_request [2020-10-28 21:39:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure packet_read [2020-10-28 21:39:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure packet_write [2020-10-28 21:39:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure check_next_phase [2020-10-28 21:39:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure get_urb_error [2020-10-28 21:39:53,822 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_pipe_ready [2020-10-28 21:39:53,822 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_pipe_empty [2020-10-28 21:39:53,822 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_pipe_nrdy [2020-10-28 21:39:53,822 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_irq [2020-10-28 21:39:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_root_hub_control [2020-10-28 21:39:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_interval_timer [2020-10-28 21:39:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_td_timer [2020-10-28 21:39:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_timer [2020-10-28 21:39:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure check_pipe_config [2020-10-28 21:39:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_start [2020-10-28 21:39:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_stop [2020-10-28 21:39:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure set_address_zero [2020-10-28 21:39:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_make_td [2020-10-28 21:39:53,824 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_urb_enqueue [2020-10-28 21:39:53,825 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_urb_dequeue [2020-10-28 21:39:53,826 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_endpoint_disable [2020-10-28 21:39:53,829 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_get_frame [2020-10-28 21:39:53,829 INFO L138 BoogieDeclarations]: Found implementation of procedure collect_usb_address_map [2020-10-28 21:39:53,829 INFO L138 BoogieDeclarations]: Found implementation of procedure get_r8a66597_device [2020-10-28 21:39:53,829 INFO L138 BoogieDeclarations]: Found implementation of procedure update_usb_address_map [2020-10-28 21:39:53,829 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_check_detect_child [2020-10-28 21:39:53,830 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_hub_status_data [2020-10-28 21:39:53,830 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_hub_descriptor [2020-10-28 21:39:53,832 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_hub_control [2020-10-28 21:39:53,832 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_bus_suspend [2020-10-28 21:39:53,832 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_bus_resume [2020-10-28 21:39:53,833 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_suspend [2020-10-28 21:39:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_resume [2020-10-28 21:39:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_remove [2020-10-28 21:39:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_probe [2020-10-28 21:39:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_driver_init [2020-10-28 21:39:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure r8a66597_driver_exit [2020-10-28 21:39:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 21:39:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-28 21:39:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-28 21:39:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-28 21:39:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_4 [2020-10-28 21:39:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-10-28 21:39:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_6 [2020-10-28 21:39:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-28 21:39:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_register_8 [2020-10-28 21:39:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_9 [2020-10-28 21:39:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 21:39:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 21:39:53,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 21:39:53,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-28 21:39:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-28 21:39:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-28 21:39:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-28 21:39:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-28 21:39:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-28 21:39:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-28 21:39:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-28 21:39:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-28 21:39:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-28 21:39:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-28 21:39:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-28 21:39:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-28 21:39:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-28 21:39:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 21:39:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 21:39:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-28 21:39:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-28 21:39:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-28 21:39:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-28 21:39:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 21:39:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-28 21:39:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-28 21:39:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 21:39:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-28 21:39:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 21:39:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-28 21:39:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 21:39:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 21:39:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-28 21:39:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2020-10-28 21:39:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2020-10-28 21:39:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16_rep [2020-10-28 21:39:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2020-10-28 21:39:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2020-10-28 21:39:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2020-10-28 21:39:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2020-10-28 21:39:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2020-10-28 21:39:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16_rep [2020-10-28 21:39:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32_rep [2020-10-28 21:39:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2020-10-28 21:39:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_r8a66597_dev_pm_ops_complete_2 [2020-10-28 21:39:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_r8a66597_dev_pm_ops_poweroff_late_2 [2020-10-28 21:39:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_r8a66597_dev_pm_ops_poweroff_noirq_2 [2020-10-28 21:39:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_r8a66597_dev_pm_ops_prepare_2 [2020-10-28 21:39:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_r8a66597_dev_pm_ops_restore_early_2 [2020-10-28 21:39:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_r8a66597_dev_pm_ops_restore_noirq_2 [2020-10-28 21:39:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_r8a66597_dev_pm_ops_resume_early_2 [2020-10-28 21:39:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_r8a66597_dev_pm_ops_resume_noirq_2 [2020-10-28 21:39:53,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_r8a66597_dev_pm_ops_suspend_late_2 [2020-10-28 21:39:53,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_r8a66597_dev_pm_ops_suspend_noirq_2 [2020-10-28 21:39:53,848 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-28 21:39:53,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-28 21:39:53,848 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2020-10-28 21:39:53,848 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-28 21:39:53,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-28 21:39:53,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-28 21:39:53,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 21:39:53,849 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-10-28 21:39:53,849 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-28 21:39:53,849 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2020-10-28 21:39:53,849 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 21:39:53,849 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_hcd [2020-10-28 21:39:53,849 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_hcd [2020-10-28 21:39:53,849 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2020-10-28 21:39:53,849 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_check_unlink_urb [2020-10-28 21:39:53,849 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2020-10-28 21:39:53,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2020-10-28 21:39:53,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_poll_rh_status [2020-10-28 21:39:53,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2020-10-28 21:39:53,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2020-10-28 21:39:53,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_find_child [2020-10-28 21:39:53,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2020-10-28 21:39:53,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_hcd [2020-10-28 21:39:53,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_root_hub_lost_power [2020-10-28 21:39:53,851 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-28 21:39:53,851 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 21:39:53,851 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 21:39:53,851 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 21:39:53,851 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 21:39:53,851 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 21:39:53,851 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 21:39:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 21:39:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 21:39:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 21:39:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 21:39:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 21:39:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-28 21:39:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-28 21:39:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 21:39:53,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 21:39:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-28 21:39:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-28 21:39:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 21:39:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-28 21:39:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-28 21:39:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2020-10-28 21:39:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-28 21:39:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 21:39:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-28 21:39:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-28 21:39:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-28 21:39:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-28 21:39:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-28 21:39:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_6 [2020-10-28 21:39:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 21:39:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-28 21:39:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_4 [2020-10-28 21:39:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-28 21:39:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-28 21:39:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-28 21:39:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-28 21:39:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-10-28 21:39:53,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-28 21:39:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-28 21:39:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-28 21:39:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-28 21:39:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-28 21:39:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 21:39:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 21:39:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-28 21:39:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 21:39:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-28 21:39:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 21:39:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 21:39:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-28 21:39:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-28 21:39:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 21:39:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2020-10-28 21:39:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2020-10-28 21:39:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2020-10-28 21:39:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-28 21:39:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-28 21:39:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2020-10-28 21:39:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 21:39:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2020-10-28 21:39:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2020-10-28 21:39:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2020-10-28 21:39:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2020-10-28 21:39:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2020-10-28 21:39:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2020-10-28 21:39:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2020-10-28 21:39:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16_rep [2020-10-28 21:39:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2020-10-28 21:39:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16_rep [2020-10-28 21:39:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32_rep [2020-10-28 21:39:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-28 21:39:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-28 21:39:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2020-10-28 21:39:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2020-10-28 21:39:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-28 21:39:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2020-10-28 21:39:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 21:39:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-28 21:39:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 21:39:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-28 21:39:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_find_child [2020-10-28 21:39:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2020-10-28 21:39:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2020-10-28 21:39:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2020-10-28 21:39:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_check_unlink_urb [2020-10-28 21:39:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2020-10-28 21:39:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2020-10-28 21:39:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_hcd [2020-10-28 21:39:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2020-10-28 21:39:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_hcd [2020-10-28 21:39:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_hcd [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_poll_rh_status [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_root_hub_lost_power [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_register_8 [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_9 [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 21:39:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 21:39:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 21:39:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 21:39:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 21:39:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 21:39:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 21:39:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 21:39:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 21:39:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get [2020-10-28 21:39:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure clk_put [2020-10-28 21:39:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2020-10-28 21:39:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_r8a66597 [2020-10-28 21:39:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_to_hcd [2020-10-28 21:39:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_get_td [2020-10-28 21:39:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_read [2020-10-28 21:39:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 21:39:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_read_fifo [2020-10-28 21:39:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 21:39:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 21:39:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 21:39:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_write [2020-10-28 21:39:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_mdfy [2020-10-28 21:39:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_write_fifo [2020-10-28 21:39:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure get_syscfg_reg [2020-10-28 21:39:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure get_syssts_reg [2020-10-28 21:39:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure get_dvstctr_reg [2020-10-28 21:39:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure get_dmacfg_reg [2020-10-28 21:39:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure get_intenb_reg [2020-10-28 21:39:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure get_intsts_reg [2020-10-28 21:39:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure get_rh_usb_speed [2020-10-28 21:39:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_port_power [2020-10-28 21:39:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~VOID [2020-10-28 21:39:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure get_xtal_from_pdata [2020-10-28 21:39:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure packet_write [2020-10-28 21:39:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_get_frame [2020-10-28 21:39:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure enable_pipe_irq [2020-10-28 21:39:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure disable_pipe_irq [2020-10-28 21:39:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure set_devadd_reg [2020-10-28 21:39:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_clock_enable [2020-10-28 21:39:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_clock_disable [2020-10-28 21:39:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_enable_port [2020-10-28 21:39:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_disable_port [2020-10-28 21:39:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure enable_controller [2020-10-28 21:39:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure disable_controller [2020-10-28 21:39:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure get_parent_r8a66597_address [2020-10-28 21:39:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure is_child_device [2020-10-28 21:39:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure is_hub_limit [2020-10-28 21:39:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure get_port_number [2020-10-28 21:39:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure get_r8a66597_usb_speed [2020-10-28 21:39:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure set_child_connect_map [2020-10-28 21:39:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure put_child_connect_map [2020-10-28 21:39:53,877 INFO L130 BoogieDeclarations]: Found specification of procedure set_pipe_reg_addr [2020-10-28 21:39:53,877 INFO L130 BoogieDeclarations]: Found specification of procedure get_urb_to_r8a66597_dev [2020-10-28 21:39:53,877 INFO L130 BoogieDeclarations]: Found specification of procedure make_r8a66597_device [2020-10-28 21:39:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_usb_address [2020-10-28 21:39:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure free_usb_address [2020-10-28 21:39:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_reg_wait [2020-10-28 21:39:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_start [2020-10-28 21:39:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_stop [2020-10-28 21:39:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure clear_all_buffer [2020-10-28 21:39:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_pipe_toggle [2020-10-28 21:39:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure mbw_value [2020-10-28 21:39:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure cfifo_change [2020-10-28 21:39:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_change_from_pipe [2020-10-28 21:39:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_get_pipenum [2020-10-28 21:39:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure get_urb_to_r8a66597_addr [2020-10-28 21:39:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure get_toggle_pointer [2020-10-28 21:39:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_toggle_set [2020-10-28 21:39:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_toggle_save [2020-10-28 21:39:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_toggle_restore [2020-10-28 21:39:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_buffer_setting [2020-10-28 21:39:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_setting [2020-10-28 21:39:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure get_empty_pipenum [2020-10-28 21:39:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 21:39:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure get_r8a66597_type [2020-10-28 21:39:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure get_bufnum [2020-10-28 21:39:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure get_buf_bsize [2020-10-28 21:39:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure enable_r8a66597_pipe_dma [2020-10-28 21:39:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure enable_r8a66597_pipe [2020-10-28 21:39:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_urb_done [2020-10-28 21:39:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure force_dequeue [2020-10-28 21:39:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure disable_r8a66597_pipe_all [2020-10-28 21:39:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure get_interval [2020-10-28 21:39:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure get_timer_interval [2020-10-28 21:39:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure init_pipe_info [2020-10-28 21:39:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure init_pipe_config [2020-10-28 21:39:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_irq_enable [2020-10-28 21:39:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure pipe_irq_disable [2020-10-28 21:39:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_root_hub_start_polling [2020-10-28 21:39:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure start_root_hub_sampling [2020-10-28 21:39:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_check_syssts [2020-10-28 21:39:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_usb_connect [2020-10-28 21:39:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_usb_disconnect [2020-10-28 21:39:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_setup_packet [2020-10-28 21:39:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_packet_read [2020-10-28 21:39:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_packet_write [2020-10-28 21:39:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_status_packet [2020-10-28 21:39:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure is_set_address [2020-10-28 21:39:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure start_transfer [2020-10-28 21:39:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure check_transfer_finish [2020-10-28 21:39:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure set_td_timer [2020-10-28 21:39:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure finish_request [2020-10-28 21:39:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure packet_read [2020-10-28 21:39:53,882 INFO L130 BoogieDeclarations]: Found specification of procedure check_next_phase [2020-10-28 21:39:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure get_urb_error [2020-10-28 21:39:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure irq_pipe_ready [2020-10-28 21:39:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure irq_pipe_empty [2020-10-28 21:39:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure irq_pipe_nrdy [2020-10-28 21:39:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_irq [2020-10-28 21:39:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_root_hub_control [2020-10-28 21:39:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_interval_timer [2020-10-28 21:39:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_td_timer [2020-10-28 21:39:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_timer [2020-10-28 21:39:53,883 INFO L130 BoogieDeclarations]: Found specification of procedure check_pipe_config [2020-10-28 21:39:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_start [2020-10-28 21:39:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_stop [2020-10-28 21:39:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure set_address_zero [2020-10-28 21:39:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_make_td [2020-10-28 21:39:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_urb_enqueue [2020-10-28 21:39:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_urb_dequeue [2020-10-28 21:39:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_endpoint_disable [2020-10-28 21:39:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure collect_usb_address_map [2020-10-28 21:39:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure get_r8a66597_device [2020-10-28 21:39:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure update_usb_address_map [2020-10-28 21:39:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_check_detect_child [2020-10-28 21:39:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_hub_status_data [2020-10-28 21:39:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_hub_descriptor [2020-10-28 21:39:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_hub_control [2020-10-28 21:39:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_bus_suspend [2020-10-28 21:39:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_bus_resume [2020-10-28 21:39:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_suspend [2020-10-28 21:39:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_resume [2020-10-28 21:39:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_remove [2020-10-28 21:39:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_probe [2020-10-28 21:39:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_driver_init [2020-10-28 21:39:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure r8a66597_driver_exit [2020-10-28 21:39:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_r8a66597_dev_pm_ops_suspend_late_2 [2020-10-28 21:39:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_r8a66597_dev_pm_ops_poweroff_late_2 [2020-10-28 21:39:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_r8a66597_dev_pm_ops_complete_2 [2020-10-28 21:39:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_r8a66597_dev_pm_ops_resume_noirq_2 [2020-10-28 21:39:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_r8a66597_dev_pm_ops_resume_early_2 [2020-10-28 21:39:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_r8a66597_dev_pm_ops_restore_noirq_2 [2020-10-28 21:39:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 21:39:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_r8a66597_dev_pm_ops_poweroff_noirq_2 [2020-10-28 21:39:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_r8a66597_dev_pm_ops_suspend_noirq_2 [2020-10-28 21:39:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 21:39:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_r8a66597_dev_pm_ops_restore_early_2 [2020-10-28 21:39:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_r8a66597_dev_pm_ops_prepare_2 [2020-10-28 21:39:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 21:39:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 21:39:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 21:39:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-28 21:39:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-28 21:39:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-28 21:39:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-28 21:39:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-28 21:39:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-28 21:39:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-28 21:39:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-28 21:39:53,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-28 21:39:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-28 21:39:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 21:39:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 21:39:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 21:39:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 21:39:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 21:39:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 21:39:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 21:39:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 21:39:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 21:39:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 21:39:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 21:40:03,101 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 21:40:03,101 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 21:40:03,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:40:03 BoogieIcfgContainer [2020-10-28 21:40:03,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 21:40:03,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 21:40:03,112 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 21:40:03,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 21:40:03,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:39:49" (1/3) ... [2020-10-28 21:40:03,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23dc2fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:40:03, skipping insertion in model container [2020-10-28 21:40:03,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:39:53" (2/3) ... [2020-10-28 21:40:03,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23dc2fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:40:03, skipping insertion in model container [2020-10-28 21:40:03,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:40:03" (3/3) ... [2020-10-28 21:40:03,120 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--usb--host--r8a66597-hcd.ko-main.cil.out.i [2020-10-28 21:40:03,132 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 21:40:03,140 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 21:40:03,153 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 21:40:03,201 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 21:40:03,202 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 21:40:03,202 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 21:40:03,202 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 21:40:03,202 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 21:40:03,202 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 21:40:03,202 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 21:40:03,202 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 21:40:03,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2528 states. [2020-10-28 21:40:03,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-28 21:40:03,284 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 21:40:03,285 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 21:40:03,285 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 21:40:03,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 21:40:03,291 INFO L82 PathProgramCache]: Analyzing trace with hash 576440228, now seen corresponding path program 1 times [2020-10-28 21:40:03,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 21:40:03,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [882324133] [2020-10-28 21:40:03,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 21:40:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:40:03,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:40:04,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:40:08,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:40:08,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-28 21:40:08,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 21:40:08,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4564 [2020-10-28 21:40:08,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:40:08,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:40:08,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:40:08,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 21:40:08,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-28 21:40:08,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 21:40:11,712 WARN L193 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 703 [2020-10-28 21:40:11,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:40:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:40:11,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:40:12,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:40:12,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:40:12,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:40:12,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 359 [2020-10-28 21:40:12,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:40:12,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:40:12,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:40:12,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:40:12,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:40:12,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 21:40:12,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 21:40:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:40:12,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:40:12,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:40:12,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:40:12,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:40:12,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 21:40:12,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:40:12,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:40:12,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:40:12,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:40:12,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 21:40:12,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:40:12,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 21:40:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:40:12,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:40:12,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:40:12,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 21:40:12,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:40:12,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 21:40:12,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:40:12,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:40:12,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:40:12,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:40:12,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 21:40:12,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:40:12,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:40:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:40:12,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:40:12,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:40:12,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 21:40:12,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:40:12,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 21:40:12,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:40:12,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:40:12,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:40:12,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:40:12,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:40:12,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:40:12,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 21:40:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:40:12,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:40:12,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:40:12,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:40:12,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:40:12,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 21:40:12,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:40:12,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:40:12,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:40:12,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:40:12,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:40:12,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:40:12,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 21:40:12,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [882324133] [2020-10-28 21:40:12,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 21:40:12,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 21:40:12,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142424952] [2020-10-28 21:40:12,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 21:40:12,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 21:40:12,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 21:40:12,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 21:40:12,375 INFO L87 Difference]: Start difference. First operand 2528 states. Second operand 6 states. [2020-10-28 21:40:18,653 WARN L193 SmtUtils]: Spent 3.14 s on a formula simplification that was a NOOP. DAG size: 705 [2020-10-28 21:41:18,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 21:41:18,159 INFO L93 Difference]: Finished difference Result 4920 states and 7052 transitions. [2020-10-28 21:41:18,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 21:41:18,162 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-10-28 21:41:18,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 21:41:18,211 INFO L225 Difference]: With dead ends: 4920 [2020-10-28 21:41:18,212 INFO L226 Difference]: Without dead ends: 2641 [2020-10-28 21:41:18,232 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-10-28 21:41:18,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2641 states. [2020-10-28 21:41:19,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2641 to 2266. [2020-10-28 21:41:19,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2266 states. [2020-10-28 21:41:19,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 2266 states and 3146 transitions. [2020-10-28 21:41:19,502 INFO L78 Accepts]: Start accepts. Automaton has 2266 states and 3146 transitions. Word has length 36 [2020-10-28 21:41:19,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 21:41:19,503 INFO L481 AbstractCegarLoop]: Abstraction has 2266 states and 3146 transitions. [2020-10-28 21:41:19,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 21:41:19,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 3146 transitions. [2020-10-28 21:41:19,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-28 21:41:19,516 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 21:41:19,516 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 21:41:19,516 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 21:41:19,517 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 21:41:19,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 21:41:19,517 INFO L82 PathProgramCache]: Analyzing trace with hash -705176107, now seen corresponding path program 1 times [2020-10-28 21:41:19,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 21:41:19,518 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [664670197] [2020-10-28 21:41:19,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 21:41:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:41:19,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:41:19,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:41:23,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:41:23,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 21:41:23,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 21:41:23,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3375 [2020-10-28 21:41:23,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:41:23,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:41:23,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:41:23,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 21:41:23,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 21:41:23,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:41:26,342 WARN L193 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 703 [2020-10-28 21:41:26,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:41:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:41:26,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:41:26,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:41:26,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:41:26,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:41:26,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 315 [2020-10-28 21:41:26,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:41:26,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:41:26,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:41:26,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:41:26,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:41:26,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:41:26,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 21:41:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:41:26,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:41:26,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:41:26,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:41:26,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:41:26,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 21:41:26,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:41:26,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:41:26,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:41:26,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:41:26,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 21:41:26,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:41:26,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 21:41:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:41:26,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:41:26,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:41:26,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 21:41:26,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:41:26,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 21:41:26,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:41:26,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:41:26,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:41:26,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:41:26,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 21:41:26,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:41:26,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:41:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:41:26,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:41:26,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:41:26,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 21:41:26,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:41:26,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 21:41:26,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:41:26,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:41:26,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:41:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:41:26,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:41:26,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:41:26,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 21:41:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:41:26,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:41:26,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:41:26,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:41:26,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:41:26,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 21:41:26,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:41:26,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:41:26,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:41:26,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:41:26,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:41:26,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:41:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 21:41:26,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [664670197] [2020-10-28 21:41:26,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 21:41:26,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 21:41:26,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360915273] [2020-10-28 21:41:26,889 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 21:41:26,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 21:41:26,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 21:41:26,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 21:41:26,890 INFO L87 Difference]: Start difference. First operand 2266 states and 3146 transitions. Second operand 6 states. [2020-10-28 21:41:34,039 WARN L193 SmtUtils]: Spent 3.31 s on a formula simplification that was a NOOP. DAG size: 705 [2020-10-28 21:42:30,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 21:42:30,959 INFO L93 Difference]: Finished difference Result 2645 states and 3761 transitions. [2020-10-28 21:42:30,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 21:42:30,960 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-10-28 21:42:30,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 21:42:30,980 INFO L225 Difference]: With dead ends: 2645 [2020-10-28 21:42:30,980 INFO L226 Difference]: Without dead ends: 2640 [2020-10-28 21:42:30,983 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-10-28 21:42:30,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2640 states. [2020-10-28 21:42:31,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2640 to 2265. [2020-10-28 21:42:31,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2265 states. [2020-10-28 21:42:31,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 2265 states and 3144 transitions. [2020-10-28 21:42:31,938 INFO L78 Accepts]: Start accepts. Automaton has 2265 states and 3144 transitions. Word has length 37 [2020-10-28 21:42:31,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 21:42:31,939 INFO L481 AbstractCegarLoop]: Abstraction has 2265 states and 3144 transitions. [2020-10-28 21:42:31,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 21:42:31,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 3144 transitions. [2020-10-28 21:42:31,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-28 21:42:31,941 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 21:42:31,941 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 21:42:31,942 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 21:42:31,942 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 21:42:31,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 21:42:31,942 INFO L82 PathProgramCache]: Analyzing trace with hash -1775899641, now seen corresponding path program 1 times [2020-10-28 21:42:31,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 21:42:31,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [921398036] [2020-10-28 21:42:31,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 21:42:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:42:32,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:42:32,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:42:35,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:42:35,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-28 21:42:35,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 21:42:35,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3133 [2020-10-28 21:42:35,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:42:35,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:42:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:42:35,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 21:42:35,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 21:42:35,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:42:38,245 WARN L193 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 703 [2020-10-28 21:42:38,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:42:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:42:38,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:42:38,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:42:38,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:42:38,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:42:38,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 267 [2020-10-28 21:42:38,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:42:38,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:42:38,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:42:38,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:42:38,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:42:38,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:42:38,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 21:42:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:42:38,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:42:38,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:42:38,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:42:38,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:42:38,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 21:42:38,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:42:38,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:42:38,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:42:38,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:42:38,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 21:42:38,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:42:38,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 21:42:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:42:38,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:42:38,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:42:38,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 21:42:38,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:42:38,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 21:42:38,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:42:38,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:42:38,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:42:38,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:42:38,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 21:42:38,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:42:38,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:42:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:42:38,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:42:38,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:42:38,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 21:42:38,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:42:38,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 21:42:38,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:42:38,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:42:38,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:42:38,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:42:38,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:42:38,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:42:38,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 21:42:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:42:38,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:42:38,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:42:38,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:42:38,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:42:38,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 21:42:38,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:42:38,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:42:38,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:42:38,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:42:38,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:42:38,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 21:42:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 21:42:38,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [921398036] [2020-10-28 21:42:38,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 21:42:38,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 21:42:38,715 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065121482] [2020-10-28 21:42:38,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 21:42:38,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 21:42:38,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 21:42:38,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 21:42:38,717 INFO L87 Difference]: Start difference. First operand 2265 states and 3144 transitions. Second operand 6 states. [2020-10-28 21:42:45,963 WARN L193 SmtUtils]: Spent 3.16 s on a formula simplification that was a NOOP. DAG size: 705