/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=DEEPEST --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-commit-tester/main3_drivers-staging-usbip-vhci-hcd-ko--132_1a--927c3fa-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 02:19:52,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 02:19:52,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 02:19:52,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 02:19:52,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 02:19:52,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 02:19:52,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 02:19:52,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 02:19:52,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 02:19:52,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 02:19:52,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 02:19:52,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 02:19:52,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 02:19:52,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 02:19:52,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 02:19:52,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 02:19:52,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 02:19:52,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 02:19:52,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 02:19:52,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 02:19:52,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 02:19:52,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 02:19:52,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 02:19:52,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 02:19:52,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 02:19:52,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 02:19:52,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 02:19:52,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 02:19:52,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 02:19:52,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 02:19:52,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 02:19:52,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 02:19:52,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 02:19:52,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 02:19:52,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 02:19:52,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 02:19:52,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 02:19:52,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 02:19:52,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 02:19:52,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 02:19:52,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 02:19:52,202 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 02:19:52,235 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 02:19:52,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 02:19:52,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 02:19:52,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 02:19:52,239 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 02:19:52,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 02:19:52,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 02:19:52,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 02:19:52,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 02:19:52,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 02:19:52,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 02:19:52,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 02:19:52,242 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 02:19:52,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 02:19:52,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 02:19:52,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 02:19:52,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 02:19:52,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 02:19:52,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 02:19:52,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 02:19:52,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 02:19:52,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 02:19:52,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 02:19:52,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 02:19:52,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 02:19:52,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 02:19:52,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 02:19:52,246 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 02:19:52,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 02:19:52,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 02:19:52,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 02:19:52,785 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 02:19:52,786 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 02:19:52,788 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/main3_drivers-staging-usbip-vhci-hcd-ko--132_1a--927c3fa-1.i [2020-10-28 02:19:52,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/19b74368d/3e82f8a19399405aad4de7ea2f21f02f/FLAGad2c073be [2020-10-28 02:19:53,884 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 02:19:53,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/main3_drivers-staging-usbip-vhci-hcd-ko--132_1a--927c3fa-1.i [2020-10-28 02:19:53,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/19b74368d/3e82f8a19399405aad4de7ea2f21f02f/FLAGad2c073be [2020-10-28 02:19:54,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/19b74368d/3e82f8a19399405aad4de7ea2f21f02f [2020-10-28 02:19:54,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 02:19:54,322 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 02:19:54,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 02:19:54,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 02:19:54,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 02:19:54,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 02:19:54" (1/1) ... [2020-10-28 02:19:54,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac7aba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:54, skipping insertion in model container [2020-10-28 02:19:54,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 02:19:54" (1/1) ... [2020-10-28 02:19:54,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 02:19:54,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 02:19:56,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 02:19:56,527 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 02:19:56,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 02:19:57,206 INFO L208 MainTranslator]: Completed translation [2020-10-28 02:19:57,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:57 WrapperNode [2020-10-28 02:19:57,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 02:19:57,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 02:19:57,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 02:19:57,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 02:19:57,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:57" (1/1) ... [2020-10-28 02:19:57,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:57" (1/1) ... [2020-10-28 02:19:57,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:57" (1/1) ... [2020-10-28 02:19:57,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:57" (1/1) ... [2020-10-28 02:19:57,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:57" (1/1) ... [2020-10-28 02:19:57,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:57" (1/1) ... [2020-10-28 02:19:57,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:57" (1/1) ... [2020-10-28 02:19:57,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 02:19:57,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 02:19:57,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 02:19:57,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 02:19:57,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:57" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 02:19:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 02:19:57,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 02:19:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2020-10-28 02:19:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 02:19:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-28 02:19:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2020-10-28 02:19:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-28 02:19:57,748 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-28 02:19:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-28 02:19:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-28 02:19:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure port_to_vdev [2020-10-28 02:19:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure show_status [2020-10-28 02:19:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_port_disconnect [2020-10-28 02:19:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure store_detach [2020-10-28 02:19:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_args [2020-10-28 02:19:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure store_attach [2020-10-28 02:19:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main0_sequence_infinite_withcheck_stateful [2020-10-28 02:19:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-28 02:19:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-28 02:19:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del [2020-10-28 02:19:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2020-10-28 02:19:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-28 02:19:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-28 02:19:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 02:19:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 02:19:57,751 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-28 02:19:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-28 02:19:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_cmd_submit_pdu [2020-10-28 02:19:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_from_priv_tx [2020-10-28 02:19:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_send_cmd_submit [2020-10-28 02:19:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_from_unlink_tx [2020-10-28 02:19:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_send_cmd_unlink [2020-10-28 02:19:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_tx_loop [2020-10-28 02:19:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-28 02:19:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_to_hcd [2020-10-28 02:19:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pickup_urb_and_free_priv [2020-10-28 02:19:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_recv_ret_submit [2020-10-28 02:19:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_pending_unlink [2020-10-28 02:19:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_recv_ret_unlink [2020-10-28 02:19:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_rx_pdu [2020-10-28 02:19:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_rx_loop [2020-10-28 02:19:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 02:19:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-28 02:19:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure get_order [2020-10-28 02:19:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 02:19:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-28 02:19:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2020-10-28 02:19:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-28 02:19:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-28 02:19:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2020-10-28 02:19:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2020-10-28 02:19:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemleak_alloc [2020-10-28 02:19:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2020-10-28 02:19:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_index [2020-10-28 02:19:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_slab [2020-10-28 02:19:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 02:19:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 02:19:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 02:19:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_large [2020-10-28 02:19:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 02:19:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 02:19:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_vhci [2020-10-28 02:19:57,756 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_dev [2020-10-28 02:19:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_port_status [2020-10-28 02:19:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_port_connect [2020-10-28 02:19:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_port_disconnect [2020-10-28 02:19:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hub_status [2020-10-28 02:19:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_descriptor [2020-10-28 02:19:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hub_control [2020-10-28 02:19:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure get_vdev [2020-10-28 02:19:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_tx_urb [2020-10-28 02:19:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_urb_enqueue [2020-10-28 02:19:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_urb_dequeue [2020-10-28 02:19:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_device_unlink_cleanup [2020-10-28 02:19:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_shutdown_connection [2020-10-28 02:19:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_device_reset [2020-10-28 02:19:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_device_unusable [2020-10-28 02:19:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_device_init [2020-10-28 02:19:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_start [2020-10-28 02:19:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_stop [2020-10-28 02:19:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_get_frame_number [2020-10-28 02:19:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_bus_suspend [2020-10-28 02:19:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_bus_resume [2020-10-28 02:19:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hcd_probe [2020-10-28 02:19:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hcd_remove [2020-10-28 02:19:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hcd_suspend [2020-10-28 02:19:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_hcd_resume [2020-10-28 02:19:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure the_pdev_release [2020-10-28 02:19:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_init [2020-10-28 02:19:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure vhci_cleanup [2020-10-28 02:19:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 02:19:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 02:19:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 02:19:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 02:19:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 02:19:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 02:19:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 02:19:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-28 02:19:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev [2020-10-28 02:19:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev [2020-10-28 02:19:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-10-28 02:19:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 02:19:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2020-10-28 02:19:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-28 02:19:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-28 02:19:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 02:19:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-28 02:19:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-28 02:19:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-28 02:19:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-28 02:19:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 02:19:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-28 02:19:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-28 02:19:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 02:19:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-10-28 02:19:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 02:19:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 02:19:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-28 02:19:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-28 02:19:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sendmsg [2020-10-28 02:19:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sock_shutdown [2020-10-28 02:19:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-28 02:19:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-28 02:19:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 02:19:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-28 02:19:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2020-10-28 02:19:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2020-10-28 02:19:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_register [2020-10-28 02:19:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2020-10-28 02:19:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-10-28 02:19:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-28 02:19:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2020-10-28 02:19:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 02:19:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-28 02:19:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2020-10-28 02:19:57,766 INFO L138 BoogieDeclarations]: Found implementation of procedure sockfd_to_socket [2020-10-28 02:19:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2020-10-28 02:19:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2020-10-28 02:19:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_hcd [2020-10-28 02:19:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_hcd [2020-10-28 02:19:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2020-10-28 02:19:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_check_unlink_urb [2020-10-28 02:19:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2020-10-28 02:19:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2020-10-28 02:19:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_poll_rh_status [2020-10-28 02:19:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2020-10-28 02:19:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2020-10-28 02:19:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2020-10-28 02:19:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_hcd [2020-10-28 02:19:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_alloc_iso_desc_pdu [2020-10-28 02:19:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_dump_header [2020-10-28 02:19:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_dump_urb [2020-10-28 02:19:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_event_add [2020-10-28 02:19:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_event_happened [2020-10-28 02:19:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_header_correct_endian [2020-10-28 02:19:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_pack_pdu [2020-10-28 02:19:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_recv_iso [2020-10-28 02:19:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_recv_xbuff [2020-10-28 02:19:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_start_eh [2020-10-28 02:19:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_start_threads [2020-10-28 02:19:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_stop_eh [2020-10-28 02:19:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_stop_threads [2020-10-28 02:19:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_task_init [2020-10-28 02:19:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure usbip_xmit [2020-10-28 02:19:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2020-10-28 02:19:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 02:19:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 02:19:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 02:19:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 02:19:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 02:19:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 02:19:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 02:19:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 02:19:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 02:19:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 02:19:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 02:19:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-28 02:19:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-10-28 02:19:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-28 02:19:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-28 02:19:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2020-10-28 02:19:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-28 02:19:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-28 02:19:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-28 02:19:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-28 02:19:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-28 02:19:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 02:19:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-28 02:19:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure sockfd_to_socket [2020-10-28 02:19:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_start_threads [2020-10-28 02:19:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_event_add [2020-10-28 02:19:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure rh_port_connect [2020-10-28 02:19:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure port_to_vdev [2020-10-28 02:19:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure show_status [2020-10-28 02:19:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 02:19:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_port_disconnect [2020-10-28 02:19:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure store_detach [2020-10-28 02:19:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 02:19:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 02:19:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure valid_args [2020-10-28 02:19:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure store_attach [2020-10-28 02:19:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 02:19:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 02:19:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 02:19:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 02:19:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main0_sequence_infinite_withcheck_stateful [2020-10-28 02:19:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-28 02:19:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 02:19:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 02:19:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-28 02:19:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-28 02:19:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del [2020-10-28 02:19:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2020-10-28 02:19:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-28 02:19:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-28 02:19:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 02:19:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 02:19:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 02:19:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 02:19:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2020-10-28 02:19:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-28 02:19:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2020-10-28 02:19:57,777 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-28 02:19:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-28 02:19:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-28 02:19:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 02:19:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sendmsg [2020-10-28 02:19:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_pack_pdu [2020-10-28 02:19:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_header_correct_endian [2020-10-28 02:19:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_alloc_iso_desc_pdu [2020-10-28 02:19:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_tx_loop [2020-10-28 02:19:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure setup_cmd_submit_pdu [2020-10-28 02:19:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 02:19:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_from_priv_tx [2020-10-28 02:19:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_send_cmd_submit [2020-10-28 02:19:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 02:19:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_from_unlink_tx [2020-10-28 02:19:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_send_cmd_unlink [2020-10-28 02:19:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-28 02:19:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-28 02:19:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-28 02:19:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_xmit [2020-10-28 02:19:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_dump_urb [2020-10-28 02:19:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_dump_header [2020-10-28 02:19:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_recv_xbuff [2020-10-28 02:19:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_recv_iso [2020-10-28 02:19:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_event_happened [2020-10-28 02:19:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2020-10-28 02:19:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2020-10-28 02:19:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_rx_loop [2020-10-28 02:19:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_to_hcd [2020-10-28 02:19:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure pickup_urb_and_free_priv [2020-10-28 02:19:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_recv_ret_submit [2020-10-28 02:19:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_pending_unlink [2020-10-28 02:19:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_recv_ret_unlink [2020-10-28 02:19:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_rx_pdu [2020-10-28 02:19:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 02:19:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-28 02:19:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure get_order [2020-10-28 02:19:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 02:19:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-28 02:19:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2020-10-28 02:19:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2020-10-28 02:19:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 02:19:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-28 02:19:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-28 02:19:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-28 02:19:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-28 02:19:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-28 02:19:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-28 02:19:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2020-10-28 02:19:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2020-10-28 02:19:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2020-10-28 02:19:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2020-10-28 02:19:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-10-28 02:19:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2020-10-28 02:19:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2020-10-28 02:19:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 02:19:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-28 02:19:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 02:19:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2020-10-28 02:19:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure kmemleak_alloc [2020-10-28 02:19:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2020-10-28 02:19:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2020-10-28 02:19:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_index [2020-10-28 02:19:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_slab [2020-10-28 02:19:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 02:19:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 02:19:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 02:19:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 02:19:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 02:19:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 02:19:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2020-10-28 02:19:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_large [2020-10-28 02:19:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 02:19:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 02:19:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 02:19:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2020-10-28 02:19:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sock_shutdown [2020-10-28 02:19:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_task_init [2020-10-28 02:19:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_stop_threads [2020-10-28 02:19:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_start_eh [2020-10-28 02:19:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure usbip_stop_eh [2020-10-28 02:19:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_register [2020-10-28 02:19:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2020-10-28 02:19:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-10-28 02:19:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-28 02:19:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2020-10-28 02:19:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_check_unlink_urb [2020-10-28 02:19:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_hcd [2020-10-28 02:19:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2020-10-28 02:19:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_hcd [2020-10-28 02:19:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_hcd [2020-10-28 02:19:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_poll_rh_status [2020-10-28 02:19:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2020-10-28 02:19:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure rh_port_disconnect [2020-10-28 02:19:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_vhci [2020-10-28 02:19:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_dev [2020-10-28 02:19:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hub_status [2020-10-28 02:19:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hub_control [2020-10-28 02:19:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_urb_enqueue [2020-10-28 02:19:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_urb_dequeue [2020-10-28 02:19:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_start [2020-10-28 02:19:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_stop [2020-10-28 02:19:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_get_frame_number [2020-10-28 02:19:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure dump_port_status [2020-10-28 02:19:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure hub_descriptor [2020-10-28 02:19:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure get_vdev [2020-10-28 02:19:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_tx_urb [2020-10-28 02:19:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_device_unlink_cleanup [2020-10-28 02:19:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_shutdown_connection [2020-10-28 02:19:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_device_reset [2020-10-28 02:19:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_device_unusable [2020-10-28 02:19:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_device_init [2020-10-28 02:19:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_bus_suspend [2020-10-28 02:19:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_bus_resume [2020-10-28 02:19:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hcd_probe [2020-10-28 02:19:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hcd_remove [2020-10-28 02:19:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hcd_suspend [2020-10-28 02:19:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_hcd_resume [2020-10-28 02:19:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure the_pdev_release [2020-10-28 02:19:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_init [2020-10-28 02:19:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure vhci_cleanup [2020-10-28 02:19:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-28 02:19:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-10-28 02:19:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-28 02:19:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 02:19:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 02:19:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 02:19:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 02:19:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 02:19:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-28 02:19:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev [2020-10-28 02:19:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev [2020-10-28 02:19:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 02:19:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 02:19:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 02:19:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 02:19:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 02:19:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 02:19:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 02:19:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 02:19:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 02:19:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 02:20:25,615 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 02:20:25,615 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 02:20:25,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 02:20:25 BoogieIcfgContainer [2020-10-28 02:20:25,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 02:20:25,623 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 02:20:25,623 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 02:20:25,627 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 02:20:25,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 02:19:54" (1/3) ... [2020-10-28 02:20:25,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53a02190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 02:20:25, skipping insertion in model container [2020-10-28 02:20:25,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:19:57" (2/3) ... [2020-10-28 02:20:25,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53a02190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 02:20:25, skipping insertion in model container [2020-10-28 02:20:25,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 02:20:25" (3/3) ... [2020-10-28 02:20:25,631 INFO L111 eAbstractionObserver]: Analyzing ICFG main3_drivers-staging-usbip-vhci-hcd-ko--132_1a--927c3fa-1.i [2020-10-28 02:20:25,646 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 02:20:25,653 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 02:20:25,667 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 02:20:25,719 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 02:20:25,719 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 02:20:25,719 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 02:20:25,719 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 02:20:25,719 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 02:20:25,719 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 02:20:25,720 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 02:20:25,720 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 02:20:25,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states. [2020-10-28 02:20:25,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-10-28 02:20:25,799 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 02:20:25,800 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 02:20:25,800 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 02:20:25,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 02:20:25,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1220606955, now seen corresponding path program 1 times [2020-10-28 02:20:25,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 02:20:25,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [334496804] [2020-10-28 02:20:25,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 02:20:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:20:27,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:20:43,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:20:43,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 02:20:43,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:20:43,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16888 [2020-10-28 02:20:43,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:20:43,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 02:20:43,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 02:20:43,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 02:20:43,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 02:21:06,019 WARN L193 SmtUtils]: Spent 21.62 s on a formula simplification that was a NOOP. DAG size: 2287 [2020-10-28 02:21:06,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 02:21:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:21:06,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:21:14,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:21:14,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:21:14,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:21:14,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7780 [2020-10-28 02:21:14,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:21:14,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 02:21:14,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:21:14,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 02:21:14,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:21:14,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 02:21:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:21:14,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:21:14,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:21:14,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:21:14,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:21:14,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 02:21:14,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:21:14,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 02:21:14,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:21:14,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 02:21:14,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:21:14,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 02:21:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:21:14,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:21:14,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:21:14,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:21:14,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:21:14,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 02:21:14,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:21:14,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 02:21:14,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:21:14,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 02:21:14,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:21:14,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 02:21:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:21:14,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:21:14,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:21:14,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 02:21:14,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:21:14,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 02:21:14,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:21:14,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 02:21:14,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:21:14,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 02:21:14,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:21:14,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 02:21:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:21:14,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:21:14,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:21:14,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:21:14,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:21:14,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 02:21:14,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:21:14,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:21:14,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:21:14,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:21:14,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:21:14,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 02:21:14,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [334496804] [2020-10-28 02:21:14,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 02:21:14,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 02:21:14,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94439250] [2020-10-28 02:21:14,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 02:21:14,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 02:21:14,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 02:21:14,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 02:21:14,621 INFO L87 Difference]: Start difference. First operand 1753 states. Second operand 5 states. [2020-10-28 02:21:38,657 WARN L193 SmtUtils]: Spent 21.36 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:23,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 02:22:23,938 INFO L93 Difference]: Finished difference Result 2071 states and 2818 transitions. [2020-10-28 02:22:23,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 02:22:23,939 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2020-10-28 02:22:23,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 02:22:23,945 INFO L225 Difference]: With dead ends: 2071 [2020-10-28 02:22:23,945 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 02:22:23,963 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 43.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 02:22:23,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 02:22:23,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 02:22:23,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 02:22:23,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 02:22:24,001 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2020-10-28 02:22:24,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 02:22:24,001 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 02:22:24,002 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 02:22:24,002 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 02:22:24,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 02:22:24,002 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 02:22:24,005 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 02:22:25,923 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:27,059 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:28,604 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:29,684 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:30,766 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:31,823 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:32,860 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:33,882 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:34,918 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:35,962 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:36,976 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:37,981 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:38,997 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:40,035 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:41,039 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:42,039 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:43,042 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:44,050 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:45,060 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:46,113 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:47,113 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:48,115 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:49,114 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:50,111 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:51,121 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:52,127 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:53,123 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:54,131 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:55,133 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:56,132 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:57,124 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:58,137 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:22:59,157 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:00,158 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:01,156 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:02,158 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:03,156 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:04,163 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:05,158 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:06,153 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:07,148 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:08,137 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:09,148 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:10,149 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:11,141 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:12,153 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:13,164 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:14,165 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:15,169 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:16,169 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:17,161 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:18,159 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:19,157 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:20,151 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:21,152 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:22,181 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:23,174 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:24,175 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:25,181 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:26,166 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:27,181 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:28,185 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:29,181 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:30,182 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:31,171 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:32,159 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:33,160 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:34,164 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:35,167 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:36,164 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:37,170 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:38,155 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:39,170 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:40,183 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:41,197 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:42,208 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:43,213 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:44,204 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:45,201 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:46,193 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:47,187 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:48,177 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:49,167 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:50,157 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:51,150 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:52,167 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:53,164 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:54,152 WARN L193 SmtUtils]: Spent 984.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:55,156 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:56,148 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:57,147 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 2289 [2020-10-28 02:23:58,141 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 2289