/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=SHALLOWEST --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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 13:40:35,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 13:40:35,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 13:40:35,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 13:40:35,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 13:40:35,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 13:40:35,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 13:40:35,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 13:40:35,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 13:40:35,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 13:40:35,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 13:40:35,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 13:40:35,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 13:40:35,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 13:40:35,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 13:40:35,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 13:40:35,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 13:40:35,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 13:40:35,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 13:40:35,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 13:40:35,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 13:40:35,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 13:40:35,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 13:40:35,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 13:40:35,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 13:40:35,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 13:40:35,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 13:40:35,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 13:40:35,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 13:40:35,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 13:40:35,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 13:40:35,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 13:40:35,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 13:40:35,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 13:40:35,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 13:40:35,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 13:40:35,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 13:40:35,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 13:40:35,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 13:40:35,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 13:40:35,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 13:40:35,154 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 [2020-10-27 13:40:35,194 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 13:40:35,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 13:40:35,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 13:40:35,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 13:40:35,200 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 13:40:35,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 13:40:35,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 13:40:35,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 13:40:35,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 13:40:35,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 13:40:35,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 13:40:35,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 13:40:35,203 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 13:40:35,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 13:40:35,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 13:40:35,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 13:40:35,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 13:40:35,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 13:40:35,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 13:40:35,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 13:40:35,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 13:40:35,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 13:40:35,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 13:40:35,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 13:40:35,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 13:40:35,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 13:40:35,205 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 13:40:35,206 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 13:40:35,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 13:40:35,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 13:40:35,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 13:40:35,602 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 13:40:35,603 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 13:40:35,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2020-10-27 13:40:35,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7815923b/19a1dab7f53e4a2eba1a254bf3507a25/FLAGcc3af16c1 [2020-10-27 13:40:36,713 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 13:40:36,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2020-10-27 13:40:36,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7815923b/19a1dab7f53e4a2eba1a254bf3507a25/FLAGcc3af16c1 [2020-10-27 13:40:37,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7815923b/19a1dab7f53e4a2eba1a254bf3507a25 [2020-10-27 13:40:37,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 13:40:37,148 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 13:40:37,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 13:40:37,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 13:40:37,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 13:40:37,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:40:37" (1/1) ... [2020-10-27 13:40:37,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@523dcfa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:37, skipping insertion in model container [2020-10-27 13:40:37,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:40:37" (1/1) ... [2020-10-27 13:40:37,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 13:40:37,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 13:40:39,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 13:40:39,077 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 13:40:39,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 13:40:40,071 INFO L208 MainTranslator]: Completed translation [2020-10-27 13:40:40,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:40 WrapperNode [2020-10-27 13:40:40,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 13:40:40,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 13:40:40,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 13:40:40,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 13:40:40,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:40" (1/1) ... [2020-10-27 13:40:40,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:40" (1/1) ... [2020-10-27 13:40:40,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:40" (1/1) ... [2020-10-27 13:40:40,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:40" (1/1) ... [2020-10-27 13:40:40,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:40" (1/1) ... [2020-10-27 13:40:40,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:40" (1/1) ... [2020-10-27 13:40:40,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:40" (1/1) ... [2020-10-27 13:40:40,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 13:40:40,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 13:40:40,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 13:40:40,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 13:40:40,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:40" (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 [2020-10-27 13:40:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 13:40:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 13:40:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-27 13:40:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 13:40:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-27 13:40:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 13:40:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 13:40:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 13:40:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 13:40:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-27 13:40:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-27 13:40:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 13:40:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 13:40:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 13:40:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 13:40:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-27 13:40:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-27 13:40:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2020-10-27 13:40:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-27 13:40:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-27 13:40:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2020-10-27 13:40:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2020-10-27 13:40:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2020-10-27 13:40:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-27 13:40:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-10-27 13:40:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-27 13:40:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-27 13:40:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-27 13:40:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-27 13:40:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-27 13:40:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_control [2020-10-27 13:40:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2020-10-27 13:40:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2020-10-27 13:40:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2020-10-27 13:40:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2020-10-27 13:40:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-10-27 13:40:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-10-27 13:40:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0state_string [2020-10-27 13:40:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_request [2020-10-27 13:40:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_devreq [2020-10-27 13:40:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_seq_ep_show [2020-10-27 13:40:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_seq_show [2020-10-27 13:40:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_open [2020-10-27 13:40:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_create [2020-10-27 13:40:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_delete [2020-10-27 13:40:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_dma_desc [2020-10-27 13:40:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc [2020-10-27 13:40:40,618 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc_chain [2020-10-27 13:40:40,618 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_finish_request [2020-10-27 13:40:40,618 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_request [2020-10-27 13:40:40,618 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_start_dma [2020-10-27 13:40:40,618 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dma_advance [2020-10-27 13:40:40,619 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_abort_dma [2020-10-27 13:40:40,619 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_add_dma_desc [2020-10-27 13:40:40,619 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_setup_out_desc_list [2020-10-27 13:40:40,619 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_setup_in_desc_list [2020-10-27 13:40:40,619 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue [2020-10-27 13:40:40,619 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_int [2020-10-27 13:40:40,620 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_nuke [2020-10-27 13:40:40,620 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_reset [2020-10-27 13:40:40,620 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_control_stall [2020-10-27 13:40:40,620 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_halt_wedge [2020-10-27 13:40:40,620 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_ep0state [2020-10-27 13:40:40,621 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_disable_interrupts_and_pullup [2020-10-27 13:40:40,621 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_stop_activity [2020-10-27 13:40:40,621 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_testmode_complete [2020-10-27 13:40:40,621 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_dummy_complete [2020-10-27 13:40:40,621 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond [2020-10-27 13:40:40,621 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_u16 [2020-10-27 13:40:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_empty [2020-10-27 13:40:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_address [2020-10-27 13:40:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_device_request [2020-10-27 13:40:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_interface_request [2020-10-27 13:40:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_endpoint_request [2020-10-27 13:40:40,623 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0out_requeue [2020-10-27 13:40:40,623 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_setup [2020-10-27 13:40:40,623 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_connected [2020-10-27 13:40:40,623 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_enable_vbus_detect [2020-10-27 13:40:40,623 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_disconnected [2020-10-27 13:40:40,623 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_usbreset [2020-10-27 13:40:40,624 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_in_ep [2020-10-27 13:40:40,624 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_out_ep [2020-10-27 13:40:40,624 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_state_changes [2020-10-27 13:40:40,624 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq_handler [2020-10-27 13:40:40,624 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq [2020-10-27 13:40:40,624 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_enable [2020-10-27 13:40:40,625 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_disable [2020-10-27 13:40:40,625 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_request [2020-10-27 13:40:40,625 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_ext [2020-10-27 13:40:40,625 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dequeue [2020-10-27 13:40:40,625 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt_wedge [2020-10-27 13:40:40,625 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt [2020-10-27 13:40:40,626 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_wedge [2020-10-27 13:40:40,626 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_status [2020-10-27 13:40:40,626 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_flush [2020-10-27 13:40:40,626 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_get_frame [2020-10-27 13:40:40,626 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_wakeup [2020-10-27 13:40:40,626 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_pullup [2020-10-27 13:40:40,627 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_start [2020-10-27 13:40:40,627 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_stop [2020-10-27 13:40:40,627 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_init [2020-10-27 13:40:40,627 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_init [2020-10-27 13:40:40,627 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_remove [2020-10-27 13:40:40,628 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_remove [2020-10-27 13:40:40,628 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_request_irq [2020-10-27 13:40:40,628 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_probe [2020-10-27 13:40:40,628 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_driver_init [2020-10-27 13:40:40,628 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_driver_exit [2020-10-27 13:40:40,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_3 [2020-10-27 13:40:40,629 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2020-10-27 13:40:40,629 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2020-10-27 13:40:40,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_6 [2020-10-27 13:40:40,629 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2020-10-27 13:40:40,629 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2020-10-27 13:40:40,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_3 [2020-10-27 13:40:40,630 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2020-10-27 13:40:40,630 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2020-10-27 13:40:40,630 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2020-10-27 13:40:40,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2020-10-27 13:40:40,630 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2020-10-27 13:40:40,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_ep_ops_5 [2020-10-27 13:40:40,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_gadget_ops_4 [2020-10-27 13:40:40,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2020-10-27 13:40:40,631 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 13:40:40,631 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-27 13:40:40,631 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-27 13:40:40,631 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-27 13:40:40,632 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-27 13:40:40,632 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-27 13:40:40,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-27 13:40:40,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_23 [2020-10-27 13:40:40,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_25 [2020-10-27 13:40:40,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_26 [2020-10-27 13:40:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_27 [2020-10-27 13:40:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_28 [2020-10-27 13:40:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 13:40:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 13:40:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-27 13:40:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-27 13:40:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-27 13:40:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-27 13:40:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-27 13:40:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-27 13:40:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-27 13:40:40,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-27 13:40:40,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-27 13:40:40,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-27 13:40:40,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-27 13:40:40,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-27 13:40:40,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2020-10-27 13:40:40,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-27 13:40:40,636 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-27 13:40:40,636 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-27 13:40:40,636 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-27 13:40:40,636 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-27 13:40:40,636 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2020-10-27 13:40:40,637 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2020-10-27 13:40:40,637 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2020-10-27 13:40:40,637 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-27 13:40:40,637 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2020-10-27 13:40:40,637 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2020-10-27 13:40:40,637 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2020-10-27 13:40:40,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-27 13:40:40,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-27 13:40:40,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2020-10-27 13:40:40,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2020-10-27 13:40:40,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2020-10-27 13:40:40,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32be [2020-10-27 13:40:40,639 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32be [2020-10-27 13:40:40,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 13:40:40,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 13:40:40,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-27 13:40:40,639 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2020-10-27 13:40:40,639 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-27 13:40:40,640 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2020-10-27 13:40:40,640 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2020-10-27 13:40:40,640 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2020-10-27 13:40:40,640 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2020-10-27 13:40:40,640 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2020-10-27 13:40:40,640 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2020-10-27 13:40:40,641 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2020-10-27 13:40:40,641 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2020-10-27 13:40:40,641 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_gadget_udc [2020-10-27 13:40:40,641 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_del_gadget_udc [2020-10-27 13:40:40,641 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_giveback_request [2020-10-27 13:40:40,641 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_map_request [2020-10-27 13:40:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2020-10-27 13:40:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_unmap_request [2020-10-27 13:40:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2020-10-27 13:40:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_state_string [2020-10-27 13:40:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-27 13:40:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 13:40:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 13:40:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 13:40:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 13:40:40,643 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 13:40:40,643 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 13:40:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 13:40:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 13:40:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 13:40:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 13:40:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 13:40:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-27 13:40:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 13:40:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-27 13:40:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-27 13:40:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-27 13:40:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 13:40:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 13:40:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 13:40:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 13:40:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 13:40:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 13:40:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-27 13:40:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 13:40:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 13:40:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 13:40:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 13:40:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-27 13:40:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-27 13:40:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 13:40:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 13:40:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 13:40:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 13:40:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-27 13:40:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 13:40:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-27 13:40:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-27 13:40:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 13:40:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-27 13:40:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2020-10-27 13:40:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-27 13:40:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-27 13:40:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 13:40:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-27 13:40:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-27 13:40:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-27 13:40:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-27 13:40:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-27 13:40:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-27 13:40:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2020-10-27 13:40:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-27 13:40:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2020-10-27 13:40:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-27 13:40:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2020-10-27 13:40:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-27 13:40:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32be [2020-10-27 13:40:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32be [2020-10-27 13:40:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-27 13:40:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 13:40:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-27 13:40:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-27 13:40:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_3 [2020-10-27 13:40:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2020-10-27 13:40:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2020-10-27 13:40:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_6 [2020-10-27 13:40:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2020-10-27 13:40:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2020-10-27 13:40:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_3 [2020-10-27 13:40:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2020-10-27 13:40:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2020-10-27 13:40:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2020-10-27 13:40:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2020-10-27 13:40:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2020-10-27 13:40:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_ep_ops_5 [2020-10-27 13:40:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_gadget_ops_4 [2020-10-27 13:40:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2020-10-27 13:40:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2020-10-27 13:40:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_23 [2020-10-27 13:40:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_26 [2020-10-27 13:40:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2020-10-27 13:40:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2020-10-27 13:40:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2020-10-27 13:40:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2020-10-27 13:40:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2020-10-27 13:40:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2020-10-27 13:40:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2020-10-27 13:40:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-10-27 13:40:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2020-10-27 13:40:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-27 13:40:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-27 13:40:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-27 13:40:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-27 13:40:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-27 13:40:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-27 13:40:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 13:40:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-27 13:40:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_control [2020-10-27 13:40:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2020-10-27 13:40:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2020-10-27 13:40:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2020-10-27 13:40:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2020-10-27 13:40:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure usb_state_string [2020-10-27 13:40:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2020-10-27 13:40:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 13:40:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_gadget_udc [2020-10-27 13:40:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure usb_del_gadget_udc [2020-10-27 13:40:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_map_request [2020-10-27 13:40:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_unmap_request [2020-10-27 13:40:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2020-10-27 13:40:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_giveback_request [2020-10-27 13:40:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-27 13:40:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-27 13:40:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2020-10-27 13:40:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2020-10-27 13:40:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_25 [2020-10-27 13:40:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2020-10-27 13:40:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2020-10-27 13:40:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2020-10-27 13:40:40,660 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2020-10-27 13:40:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2020-10-27 13:40:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2020-10-27 13:40:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2020-10-27 13:40:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_27 [2020-10-27 13:40:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-27 13:40:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_28 [2020-10-27 13:40:40,661 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-10-27 13:40:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-10-27 13:40:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2020-10-27 13:40:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0state_string [2020-10-27 13:40:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 13:40:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_request [2020-10-27 13:40:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_devreq [2020-10-27 13:40:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure gr_seq_ep_show [2020-10-27 13:40:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure gr_seq_show [2020-10-27 13:40:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_open [2020-10-27 13:40:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_create [2020-10-27 13:40:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_delete [2020-10-27 13:40:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_dma_desc [2020-10-27 13:40:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc [2020-10-27 13:40:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc_chain [2020-10-27 13:40:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_setup [2020-10-27 13:40:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure gr_finish_request [2020-10-27 13:40:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 13:40:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_request [2020-10-27 13:40:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure gr_start_dma [2020-10-27 13:40:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dma_advance [2020-10-27 13:40:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure gr_abort_dma [2020-10-27 13:40:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure gr_add_dma_desc [2020-10-27 13:40:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure gr_setup_out_desc_list [2020-10-27 13:40:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure gr_setup_in_desc_list [2020-10-27 13:40:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue [2020-10-27 13:40:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_int [2020-10-27 13:40:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_nuke [2020-10-27 13:40:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_reset [2020-10-27 13:40:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure gr_control_stall [2020-10-27 13:40:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_halt_wedge [2020-10-27 13:40:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_ep0state [2020-10-27 13:40:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure gr_disable_interrupts_and_pullup [2020-10-27 13:40:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure gr_stop_activity [2020-10-27 13:40:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_testmode_complete [2020-10-27 13:40:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_dummy_complete [2020-10-27 13:40:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond [2020-10-27 13:40:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_u16 [2020-10-27 13:40:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_empty [2020-10-27 13:40:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_address [2020-10-27 13:40:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure gr_device_request [2020-10-27 13:40:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure gr_interface_request [2020-10-27 13:40:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure gr_endpoint_request [2020-10-27 13:40:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0out_requeue [2020-10-27 13:40:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-27 13:40:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_connected [2020-10-27 13:40:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure gr_enable_vbus_detect [2020-10-27 13:40:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_disconnected [2020-10-27 13:40:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 13:40:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_usbreset [2020-10-27 13:40:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_in_ep [2020-10-27 13:40:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_out_ep [2020-10-27 13:40:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_state_changes [2020-10-27 13:40:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq_handler [2020-10-27 13:40:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq [2020-10-27 13:40:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_enable [2020-10-27 13:40:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_disable [2020-10-27 13:40:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_request [2020-10-27 13:40:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_ext [2020-10-27 13:40:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dequeue [2020-10-27 13:40:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt_wedge [2020-10-27 13:40:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt [2020-10-27 13:40:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_wedge [2020-10-27 13:40:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_status [2020-10-27 13:40:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_flush [2020-10-27 13:40:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure gr_get_frame [2020-10-27 13:40:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure gr_wakeup [2020-10-27 13:40:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure gr_pullup [2020-10-27 13:40:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_start [2020-10-27 13:40:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_stop [2020-10-27 13:40:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_init [2020-10-27 13:40:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_init [2020-10-27 13:40:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_remove [2020-10-27 13:40:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure gr_remove [2020-10-27 13:40:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure gr_request_irq [2020-10-27 13:40:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure gr_probe [2020-10-27 13:40:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure gr_driver_init [2020-10-27 13:40:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure gr_driver_exit [2020-10-27 13:40:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 13:40:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 13:40:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-27 13:40:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 13:40:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 13:40:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-27 13:40:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-27 13:40:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-27 13:40:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-27 13:40:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-27 13:40:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-27 13:40:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-27 13:40:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-27 13:40:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 13:40:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 13:40:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 13:40:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 13:40:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 13:40:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 13:40:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 13:40:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 13:40:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 13:40:42,365 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 13:40:59,700 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 13:40:59,700 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 13:40:59,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:40:59 BoogieIcfgContainer [2020-10-27 13:40:59,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 13:40:59,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 13:40:59,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 13:40:59,714 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 13:40:59,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 01:40:37" (1/3) ... [2020-10-27 13:40:59,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292ec113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:40:59, skipping insertion in model container [2020-10-27 13:40:59,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:40:40" (2/3) ... [2020-10-27 13:40:59,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292ec113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:40:59, skipping insertion in model container [2020-10-27 13:40:59,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:40:59" (3/3) ... [2020-10-27 13:40:59,719 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2020-10-27 13:40:59,733 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 13:40:59,742 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 13:40:59,763 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 13:40:59,807 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 13:40:59,807 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 13:40:59,807 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 13:40:59,807 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 13:40:59,808 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 13:40:59,808 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 13:40:59,808 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 13:40:59,808 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 13:40:59,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states. [2020-10-27 13:40:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-27 13:40:59,900 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 13:40:59,902 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 13:40:59,902 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 13:40:59,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 13:40:59,909 INFO L82 PathProgramCache]: Analyzing trace with hash 892677772, now seen corresponding path program 1 times [2020-10-27 13:40:59,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 13:40:59,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1529638177] [2020-10-27 13:40:59,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 13:41:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:01,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:01,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:02,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:02,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:03,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:04,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:21,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:21,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-27 13:41:21,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 13:41:21,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20167 [2020-10-27 13:41:21,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:21,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:21,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-27 13:41:21,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:21,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 13:41:34,935 WARN L193 SmtUtils]: Spent 13.47 s on a formula simplification that was a NOOP. DAG size: 1555 [2020-10-27 13:41:34,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 13:41:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:35,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:47,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:47,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:41:47,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:47,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12730 [2020-10-27 13:41:47,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:47,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:47,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:47,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:47,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:47,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:41:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:47,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:47,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:47,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:41:47,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:47,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 13:41:47,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:47,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:47,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:41:47,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:47,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:41:48,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:48,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:41:48,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:48,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:41:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:48,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:48,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:41:48,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:41:48,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 13:41:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:41:48,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:41:48,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 13:41:48,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:41:48,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:41:48,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:48,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:41:48,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:48,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:41:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:48,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:48,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:41:48,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:41:48,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 13:41:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:41:48,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:41:48,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 13:41:48,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:41:48,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:41:48,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:48,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 13:41:48,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:48,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:41:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:48,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:48,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:41:48,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:41:48,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 13:41:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:41:48,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:41:48,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 13:41:48,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:41:48,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:41:48,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:48,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:41:48,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:48,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:41:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:48,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:48,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:41:48,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:41:48,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 13:41:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 13:41:48,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:48,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 13:41:48,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:41:48,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 13:41:48,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:41:48,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 13:41:48,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 13:41:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:41:48,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:41:48,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-27 13:41:48,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:41:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:41:48,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:48,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:48,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:48,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-27 13:41:48,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:48,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:48,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:48,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:41:48,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:48,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 13:41:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:48,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:48,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:49,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:41:49,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:41:49,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-27 13:41:49,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:49,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:49,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:41:49,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:41:49,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:49,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:49,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:49,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:49,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:49,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 13:41:49,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:49,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:49,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:49,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:41:49,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:49,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 13:41:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:49,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:49,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:41:49,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:41:49,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 13:41:49,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:49,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:49,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:41:49,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:41:49,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:49,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:49,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:49,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:49,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:49,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:49,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 13:41:49,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:49,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:49,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:49,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:41:49,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:49,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 13:41:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:49,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:49,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:41:49,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:41:49,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 13:41:49,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:49,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:49,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:41:49,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:41:49,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:49,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:49,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:49,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:49,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:49,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 13:41:49,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:49,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:49,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:49,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:41:49,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:49,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 13:41:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:49,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:49,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:41:49,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:41:49,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-27 13:41:49,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:49,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:49,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:41:49,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:41:49,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:49,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:49,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:49,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:49,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:49,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 13:41:49,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:49,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:49,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:49,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:41:49,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:49,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 13:41:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:49,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:49,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:41:49,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:41:49,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-27 13:41:49,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:49,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:49,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:41:49,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:41:49,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:49,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:49,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:49,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:49,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:49,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 13:41:49,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:49,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:49,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:49,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:41:49,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:49,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 13:41:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:49,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:49,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:50,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:50,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:41:50,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:41:50,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 13:41:50,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:50,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:50,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:41:50,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:41:50,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:50,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:41:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:41:50,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:41:50,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:41:50,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:41:50,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:41:50,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 13:41:50,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:41:50,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:41:50,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:41:50,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:41:50,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:41:50,604 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 18 proven. 38 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2020-10-27 13:41:50,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1529638177] [2020-10-27 13:41:50,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 13:41:50,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 13:41:50,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468272508] [2020-10-27 13:41:50,614 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 13:41:50,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 13:41:50,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 13:41:50,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-27 13:41:50,638 INFO L87 Difference]: Start difference. First operand 1846 states. Second operand 14 states. [2020-10-27 13:42:04,368 WARN L193 SmtUtils]: Spent 13.55 s on a formula simplification that was a NOOP. DAG size: 1564 [2020-10-27 13:42:22,144 WARN L193 SmtUtils]: Spent 13.78 s on a formula simplification that was a NOOP. DAG size: 1568 [2020-10-27 13:42:50,132 WARN L193 SmtUtils]: Spent 27.83 s on a formula simplification. DAG size of input: 1589 DAG size of output: 1570 [2020-10-27 13:43:04,056 WARN L193 SmtUtils]: Spent 13.77 s on a formula simplification that was a NOOP. DAG size: 1567 [2020-10-27 13:43:18,035 WARN L193 SmtUtils]: Spent 13.77 s on a formula simplification that was a NOOP. DAG size: 1569 [2020-10-27 13:43:46,946 WARN L193 SmtUtils]: Spent 28.61 s on a formula simplification. DAG size of input: 1591 DAG size of output: 1572 [2020-10-27 13:44:16,418 WARN L193 SmtUtils]: Spent 29.24 s on a formula simplification. DAG size of input: 1580 DAG size of output: 1561 [2020-10-27 13:44:31,200 WARN L193 SmtUtils]: Spent 14.23 s on a formula simplification that was a NOOP. DAG size: 1568