/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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 04:54:24,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 04:54:24,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 04:54:24,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 04:54:24,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 04:54:24,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 04:54:24,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 04:54:24,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 04:54:24,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 04:54:24,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 04:54:24,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 04:54:24,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 04:54:24,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 04:54:24,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 04:54:24,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 04:54:24,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 04:54:24,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 04:54:24,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 04:54:24,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 04:54:24,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 04:54:24,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 04:54:24,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 04:54:24,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 04:54:24,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 04:54:24,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 04:54:24,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 04:54:24,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 04:54:24,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 04:54:24,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 04:54:24,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 04:54:24,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 04:54:24,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 04:54:24,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 04:54:24,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 04:54:24,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 04:54:24,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 04:54:24,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 04:54:24,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 04:54:24,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 04:54:24,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 04:54:24,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 04:54:24,226 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 04:54:24,253 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 04:54:24,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 04:54:24,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 04:54:24,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 04:54:24,256 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 04:54:24,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 04:54:24,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 04:54:24,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 04:54:24,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 04:54:24,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 04:54:24,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 04:54:24,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 04:54:24,258 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 04:54:24,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 04:54:24,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 04:54:24,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 04:54:24,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 04:54:24,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 04:54:24,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 04:54:24,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 04:54:24,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 04:54:24,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 04:54:24,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 04:54:24,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 04:54:24,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 04:54:24,260 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 04:54:24,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 04:54:24,261 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 04:54:24,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 04:54:24,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 04:54:24,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 04:54:24,686 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 04:54:24,687 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 04:54:24,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2020-10-28 04:54:24,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfc842ec5/b63f1e0f9ed94ce5958fb6e3ac797ca5/FLAG37353b2ca [2020-10-28 04:54:25,871 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 04:54:25,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2020-10-28 04:54:25,933 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfc842ec5/b63f1e0f9ed94ce5958fb6e3ac797ca5/FLAG37353b2ca [2020-10-28 04:54:26,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfc842ec5/b63f1e0f9ed94ce5958fb6e3ac797ca5 [2020-10-28 04:54:26,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 04:54:26,262 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 04:54:26,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 04:54:26,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 04:54:26,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 04:54:26,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:54:26" (1/1) ... [2020-10-28 04:54:26,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@544e47a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:26, skipping insertion in model container [2020-10-28 04:54:26,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:54:26" (1/1) ... [2020-10-28 04:54:26,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 04:54:26,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 04:54:28,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:54:28,180 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 04:54:28,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:54:28,864 INFO L208 MainTranslator]: Completed translation [2020-10-28 04:54:28,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:28 WrapperNode [2020-10-28 04:54:28,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 04:54:28,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 04:54:28,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 04:54:28,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 04:54:28,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:28" (1/1) ... [2020-10-28 04:54:28,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:28" (1/1) ... [2020-10-28 04:54:29,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:28" (1/1) ... [2020-10-28 04:54:29,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:28" (1/1) ... [2020-10-28 04:54:29,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:28" (1/1) ... [2020-10-28 04:54:29,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:28" (1/1) ... [2020-10-28 04:54:29,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:28" (1/1) ... [2020-10-28 04:54:29,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 04:54:29,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 04:54:29,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 04:54:29,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 04:54:29,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:28" (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 04:54:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 04:54:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 04:54:29,375 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 04:54:29,375 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-28 04:54:29,375 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-28 04:54:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-28 04:54:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-10-28 04:54:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-28 04:54:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 04:54:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 04:54:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 04:54:29,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 04:54:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-28 04:54:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2020-10-28 04:54:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 04:54:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 04:54:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 04:54:29,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 04:54:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 04:54:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 04:54:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 04:54:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 04:54:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 04:54:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2020-10-28 04:54:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2020-10-28 04:54:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_get_priv [2020-10-28 04:54:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2020-10-28 04:54:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-28 04:54:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2020-10-28 04:54:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-28 04:54:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2020-10-28 04:54:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-28 04:54:29,384 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-28 04:54:29,384 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-10-28 04:54:29,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-28 04:54:29,384 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_pm_wakeup_card_complete [2020-10-28 04:54:29,384 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_recv [2020-10-28 04:54:29,384 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_rx_complete [2020-10-28 04:54:29,385 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_tx_complete [2020-10-28 04:54:29,385 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_submit_rx_urb [2020-10-28 04:54:29,385 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_free [2020-10-28 04:54:29,385 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_probe [2020-10-28 04:54:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_suspend [2020-10-28 04:54:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_resume [2020-10-28 04:54:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_disconnect [2020-10-28 04:54:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_tx_init [2020-10-28 04:54:29,387 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_rx_init [2020-10-28 04:54:29,387 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_write_data_sync [2020-10-28 04:54:29,387 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_read_data_sync [2020-10-28 04:54:29,387 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_host_to_card [2020-10-28 04:54:29,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_register_dev [2020-10-28 04:54:29,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_unregister_dev [2020-10-28 04:54:29,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_prog_fw_w_helper [2020-10-28 04:54:29,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_dnld_fw [2020-10-28 04:54:29,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_submit_rx_urb [2020-10-28 04:54:29,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_cmd_event_complete [2020-10-28 04:54:29,389 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_data_complete [2020-10-28 04:54:29,389 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_pm_wakeup_card [2020-10-28 04:54:29,389 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_init_module [2020-10-28 04:54:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_cleanup_module [2020-10-28 04:54:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2020-10-28 04:54:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_mwifiex_if_ops_1 [2020-10-28 04:54:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 04:54:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-28 04:54:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-28 04:54:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-28 04:54:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-28 04:54:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-28 04:54:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2020-10-28 04:54:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_14 [2020-10-28 04:54:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_17 [2020-10-28 04:54:29,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_18 [2020-10-28 04:54:29,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-28 04:54:29,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-28 04:54:29,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-28 04:54:29,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-28 04:54:29,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-28 04:54:29,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 04:54:29,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 04:54:29,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 04:54:29,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 04:54:29,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-28 04:54:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 04:54:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-28 04:54:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-28 04:54:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-28 04:54:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-28 04:54:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-28 04:54:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 04:54:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2020-10-28 04:54:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-28 04:54:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-28 04:54:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 04:54:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-28 04:54:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2020-10-28 04:54:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_2 [2020-10-28 04:54:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-28 04:54:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_add_card [2020-10-28 04:54:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_cancel_hs [2020-10-28 04:54:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_deauthenticate_all [2020-10-28 04:54:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_enable_hs [2020-10-28 04:54:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_init_shutdown_fw [2020-10-28 04:54:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_process_hs_config [2020-10-28 04:54:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_process_sleep_confirm_resp [2020-10-28 04:54:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_remove_card [2020-10-28 04:54:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_write_data_complete [2020-10-28 04:54:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 04:54:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-28 04:54:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-28 04:54:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-28 04:54:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-28 04:54:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-28 04:54:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2020-10-28 04:54:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2020-10-28 04:54:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-28 04:54:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2020-10-28 04:54:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-28 04:54:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-28 04:54:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2020-10-28 04:54:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-28 04:54:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2020-10-28 04:54:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-28 04:54:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-10-28 04:54:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-28 04:54:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 04:54:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 04:54:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 04:54:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 04:54:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2020-10-28 04:54:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 04:54:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 04:54:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 04:54:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 04:54:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 04:54:29,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 04:54:29,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 04:54:29,411 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 04:54:29,411 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-28 04:54:29,412 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-28 04:54:29,412 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 04:54:29,412 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 04:54:29,414 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-28 04:54:29,414 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-28 04:54:29,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 04:54:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-28 04:54:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 04:54:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-28 04:54:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-10-28 04:54:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-28 04:54:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-28 04:54:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-28 04:54:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 04:54:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 04:54:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 04:54:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 04:54:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 04:54:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 04:54:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 04:54:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 04:54:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-28 04:54:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 04:54:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 04:54:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-28 04:54:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-28 04:54:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-28 04:54:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-28 04:54:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-28 04:54:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2020-10-28 04:54:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-28 04:54:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-28 04:54:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-28 04:54:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-28 04:54:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-28 04:54:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2020-10-28 04:54:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_14 [2020-10-28 04:54:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2020-10-28 04:54:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 04:54:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-28 04:54:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-28 04:54:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 04:54:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 04:54:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 04:54:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2020-10-28 04:54:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 04:54:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 04:54:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 04:54:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 04:54:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 04:54:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 04:54:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 04:54:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 04:54:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 04:54:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2020-10-28 04:54:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_mwifiex_if_ops_1 [2020-10-28 04:54:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2020-10-28 04:54:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 04:54:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2020-10-28 04:54:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure up [2020-10-28 04:54:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2020-10-28 04:54:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2020-10-28 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_write_data_complete [2020-10-28 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_process_sleep_confirm_resp [2020-10-28 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_process_hs_config [2020-10-28 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_deauthenticate_all [2020-10-28 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_get_priv [2020-10-28 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_init_shutdown_fw [2020-10-28 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_add_card [2020-10-28 04:54:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_remove_card [2020-10-28 04:54:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_cancel_hs [2020-10-28 04:54:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_enable_hs [2020-10-28 04:54:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2020-10-28 04:54:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-28 04:54:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2020-10-28 04:54:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-28 04:54:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2020-10-28 04:54:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-28 04:54:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-28 04:54:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2020-10-28 04:54:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2020-10-28 04:54:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-10-28 04:54:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-28 04:54:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_17 [2020-10-28 04:54:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-28 04:54:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_18 [2020-10-28 04:54:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-10-28 04:54:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-28 04:54:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-28 04:54:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-28 04:54:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-28 04:54:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2020-10-28 04:54:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-28 04:54:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_pm_wakeup_card_complete [2020-10-28 04:54:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_submit_rx_urb [2020-10-28 04:54:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_recv [2020-10-28 04:54:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_rx_complete [2020-10-28 04:54:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_tx_complete [2020-10-28 04:54:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_free [2020-10-28 04:54:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_probe [2020-10-28 04:54:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_suspend [2020-10-28 04:54:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_resume [2020-10-28 04:54:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_disconnect [2020-10-28 04:54:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_tx_init [2020-10-28 04:54:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_rx_init [2020-10-28 04:54:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_write_data_sync [2020-10-28 04:54:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_read_data_sync [2020-10-28 04:54:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_host_to_card [2020-10-28 04:54:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_register_dev [2020-10-28 04:54:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2020-10-28 04:54:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_unregister_dev [2020-10-28 04:54:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_prog_fw_w_helper [2020-10-28 04:54:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 04:54:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_dnld_fw [2020-10-28 04:54:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_submit_rx_urb [2020-10-28 04:54:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_cmd_event_complete [2020-10-28 04:54:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_data_complete [2020-10-28 04:54:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_pm_wakeup_card [2020-10-28 04:54:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_init_module [2020-10-28 04:54:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_cleanup_module [2020-10-28 04:54:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 04:54:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 04:54:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_2 [2020-10-28 04:54:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 04:54:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-28 04:54:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-28 04:54:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-28 04:54:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-28 04:54:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-28 04:54:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 04:54:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 04:54:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 04:54:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 04:54:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-28 04:54:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-28 04:54:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-28 04:54:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-28 04:54:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 04:54:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 04:54:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 04:54:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 04:54:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 04:54:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 04:54:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 04:54:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 04:54:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 04:54:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 04:54:30,815 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 04:54:42,311 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 04:54:42,311 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 04:54:42,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:54:42 BoogieIcfgContainer [2020-10-28 04:54:42,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 04:54:42,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 04:54:42,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 04:54:42,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 04:54:42,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:54:26" (1/3) ... [2020-10-28 04:54:42,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@180f7bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:54:42, skipping insertion in model container [2020-10-28 04:54:42,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:54:28" (2/3) ... [2020-10-28 04:54:42,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@180f7bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:54:42, skipping insertion in model container [2020-10-28 04:54:42,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:54:42" (3/3) ... [2020-10-28 04:54:42,328 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2020-10-28 04:54:42,342 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 04:54:42,355 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 04:54:42,371 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 04:54:42,419 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 04:54:42,419 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 04:54:42,419 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 04:54:42,419 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 04:54:42,419 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 04:54:42,420 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 04:54:42,420 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 04:54:42,420 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 04:54:42,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states. [2020-10-28 04:54:42,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-10-28 04:54:42,494 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:54:42,495 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:54:42,496 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:54:42,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:54:42,502 INFO L82 PathProgramCache]: Analyzing trace with hash 283092723, now seen corresponding path program 1 times [2020-10-28 04:54:42,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:54:42,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2121345957] [2020-10-28 04:54:42,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:54:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:43,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:43,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:48,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:48,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-28 04:54:48,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:54:48,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5231 [2020-10-28 04:54:48,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:48,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:54:48,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 04:54:48,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 04:54:48,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 04:54:56,105 WARN L193 SmtUtils]: Spent 7.34 s on a formula simplification that was a NOOP. DAG size: 1126 [2020-10-28 04:54:56,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:56,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:58,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1920 [2020-10-28 04:54:58,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:58,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:54:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:58,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:54:58,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:58,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:54:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:58,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:54:58,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:58,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:54:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:58,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:54:58,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:58,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:54:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:54:58,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:54:58,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:58,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:58,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:54:58,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:58,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 04:54:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:58,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:54:58,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 04:54:58,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 04:54:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:54:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:54:58,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 04:54:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 04:54:58,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 04:54:58,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 04:54:58,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:58,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:54:58,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:58,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 04:54:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 04:54:58,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:54:58,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:58,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:58,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 04:54:58,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:58,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:54:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:58,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:58,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:58,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:58,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:58,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 04:54:58,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:58,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:58,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:54:58,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:58,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:58,783 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-28 04:54:58,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2121345957] [2020-10-28 04:54:58,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:54:58,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 04:54:58,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214466198] [2020-10-28 04:54:58,793 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 04:54:58,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:54:58,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 04:54:58,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-28 04:54:58,811 INFO L87 Difference]: Start difference. First operand 1017 states. Second operand 11 states. [2020-10-28 04:55:09,945 WARN L193 SmtUtils]: Spent 7.66 s on a formula simplification that was a NOOP. DAG size: 1129 [2020-10-28 04:55:17,926 WARN L193 SmtUtils]: Spent 7.86 s on a formula simplification that was a NOOP. DAG size: 1131 [2020-10-28 04:55:25,722 WARN L193 SmtUtils]: Spent 7.63 s on a formula simplification that was a NOOP. DAG size: 1128 [2020-10-28 04:55:48,017 WARN L193 SmtUtils]: Spent 7.42 s on a formula simplification that was a NOOP. DAG size: 1131 [2020-10-28 04:55:55,702 WARN L193 SmtUtils]: Spent 7.53 s on a formula simplification that was a NOOP. DAG size: 1133 [2020-10-28 04:56:26,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:56:26,458 INFO L93 Difference]: Finished difference Result 2892 states and 4096 transitions. [2020-10-28 04:56:26,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 04:56:26,460 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 76 [2020-10-28 04:56:26,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:56:26,499 INFO L225 Difference]: With dead ends: 2892 [2020-10-28 04:56:26,499 INFO L226 Difference]: Without dead ends: 2015 [2020-10-28 04:56:26,517 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 46.5s TimeCoverageRelationStatistics Valid=250, Invalid=562, Unknown=0, NotChecked=0, Total=812 [2020-10-28 04:56:26,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2015 states. [2020-10-28 04:56:27,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2015 to 1589. [2020-10-28 04:56:27,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1589 states. [2020-10-28 04:56:27,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1589 states and 2123 transitions. [2020-10-28 04:56:27,325 INFO L78 Accepts]: Start accepts. Automaton has 1589 states and 2123 transitions. Word has length 76 [2020-10-28 04:56:27,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:56:27,326 INFO L481 AbstractCegarLoop]: Abstraction has 1589 states and 2123 transitions. [2020-10-28 04:56:27,326 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 04:56:27,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 2123 transitions. [2020-10-28 04:56:27,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-28 04:56:27,338 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:56:27,339 INFO L422 BasicCegarLoop]: trace histogram [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, 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 04:56:27,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 04:56:27,340 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:56:27,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:56:27,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1049508380, now seen corresponding path program 1 times [2020-10-28 04:56:27,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:56:27,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901180587] [2020-10-28 04:56:27,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:56:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:28,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:28,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:33,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:33,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-28 04:56:33,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:56:33,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5760 [2020-10-28 04:56:33,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:33,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:56:33,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 04:56:33,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:56:33,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:56:41,345 WARN L193 SmtUtils]: Spent 7.53 s on a formula simplification that was a NOOP. DAG size: 1126 [2020-10-28 04:56:41,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:56:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:41,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:43,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:43,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:56:43,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:43,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2242 [2020-10-28 04:56:43,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:43,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:43,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:43,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:43,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:43,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:56:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:43,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:43,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:43,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:43,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:43,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:56:43,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:43,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:43,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:43,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:43,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:43,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:56:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:43,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:43,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:43,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:43,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:43,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:56:43,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:43,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:43,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:43,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:43,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:43,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:56:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:43,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:43,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:43,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:43,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:43,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-28 04:56:43,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:43,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:43,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:43,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:43,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:43,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:56:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:43,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:43,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:43,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:56:43,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:43,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:56:43,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:43,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:43,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:43,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:43,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:56:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:43,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:43,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:43,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:56:43,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:43,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 04:56:43,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:43,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:43,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:43,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:43,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:43,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 04:56:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:44,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:44,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:44,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 04:56:44,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:44,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 04:56:44,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:44,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:56:44,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:56:44,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 04:56:44,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:44,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 04:56:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:44,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:44,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:44,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 04:56:44,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:44,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-28 04:56:44,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:44,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:44,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 04:56:44,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:44,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:44,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:56:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:44,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:44,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:44,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:56:44,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:44,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:56:44,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:44,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:44,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:44,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:44,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:44,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:56:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:44,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:44,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:44,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 04:56:44,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:44,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-28 04:56:44,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:44,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:44,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:44,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:44,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:56:44,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:56:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:44,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:44,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:44,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:56:44,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:44,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:56:44,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:44,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:56:44,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 04:56:44,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:44,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:44,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:44,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 04:56:44,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:44,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 04:56:44,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:44,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:44,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:44,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:44,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:44,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:56:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:44,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:44,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:44,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:56:44,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:44,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:56:44,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:44,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:44,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:56:44,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:44,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:44,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:44,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:56:44,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:44,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:56:44,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:44,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:44,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:44,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:44,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:44,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:56:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:44,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:44,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:44,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:44,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:44,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:56:44,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:44,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:44,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:44,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:44,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:44,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-28 04:56:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:44,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:44,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:44,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:56:44,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:44,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:56:44,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:56:44,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:44,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:56:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-28 04:56:44,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901180587] [2020-10-28 04:56:44,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 04:56:44,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 04:56:44,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92420801] [2020-10-28 04:56:44,920 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 04:56:44,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:56:44,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 04:56:44,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2020-10-28 04:56:44,922 INFO L87 Difference]: Start difference. First operand 1589 states and 2123 transitions. Second operand 13 states. [2020-10-28 04:56:55,557 WARN L193 SmtUtils]: Spent 7.63 s on a formula simplification that was a NOOP. DAG size: 1129 [2020-10-28 04:57:37,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:57:37,469 INFO L93 Difference]: Finished difference Result 3590 states and 4900 transitions. [2020-10-28 04:57:37,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 04:57:37,472 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 102 [2020-10-28 04:57:37,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:57:37,488 INFO L225 Difference]: With dead ends: 3590 [2020-10-28 04:57:37,488 INFO L226 Difference]: Without dead ends: 2017 [2020-10-28 04:57:37,495 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 15.8s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-10-28 04:57:37,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2017 states. [2020-10-28 04:57:38,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2017 to 1591. [2020-10-28 04:57:38,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1591 states. [2020-10-28 04:57:38,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1591 states and 2125 transitions. [2020-10-28 04:57:38,091 INFO L78 Accepts]: Start accepts. Automaton has 1591 states and 2125 transitions. Word has length 102 [2020-10-28 04:57:38,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:57:38,092 INFO L481 AbstractCegarLoop]: Abstraction has 1591 states and 2125 transitions. [2020-10-28 04:57:38,092 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 04:57:38,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 2125 transitions. [2020-10-28 04:57:38,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-28 04:57:38,097 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:57:38,097 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:57:38,097 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 04:57:38,098 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:57:38,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:57:38,098 INFO L82 PathProgramCache]: Analyzing trace with hash -729512998, now seen corresponding path program 2 times [2020-10-28 04:57:38,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:57:38,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1867082004] [2020-10-28 04:57:38,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:57:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:38,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:44,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:44,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-28 04:57:44,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:44,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6412 [2020-10-28 04:57:44,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:44,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 04:57:44,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 04:57:44,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:57:44,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:52,140 WARN L193 SmtUtils]: Spent 7.29 s on a formula simplification that was a NOOP. DAG size: 1126 [2020-10-28 04:57:52,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:57:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:52,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:53,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:53,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:57:53,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:53,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1088 [2020-10-28 04:57:53,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:53,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:53,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:53,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:57:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:53,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:53,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:53,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:57:53,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:53,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:57:53,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:53,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:53,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:53,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:53,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:53,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:57:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:53,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:53,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:53,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:57:53,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:53,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:57:53,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:53,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:53,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:53,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:53,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:53,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:57:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:53,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:53,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:53,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:57:53,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:53,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:57:53,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:53,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:53,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:53,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:53,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:53,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:57:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:53,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:53,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:53,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:57:53,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:53,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:57:53,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:53,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:53,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:53,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:53,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:53,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:57:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:53,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:53,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:53,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:57:53,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:53,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:57:53,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:53,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:53,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:53,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:53,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:53,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 04:57:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:53,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:53,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:53,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 04:57:53,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:53,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 04:57:53,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:53,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 04:57:53,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:57:53,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 04:57:53,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:53,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 04:57:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:53,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:53,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:53,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 04:57:53,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:53,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-28 04:57:53,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:53,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:53,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 04:57:53,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:53,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:53,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:57:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:53,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:53,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:53,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:57:53,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:53,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:57:53,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:53,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:53,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:53,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:53,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:54,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:57:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:54,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:54,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:54,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 04:57:54,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:54,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 04:57:54,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:54,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:54,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:57:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:54,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:54,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:54,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:57:54,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:54,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:57:54,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:54,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:54,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 04:57:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:54,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:54,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:54,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 04:57:54,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:54,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 04:57:54,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:54,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:54,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:54,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:54,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:54,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:57:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:54,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:54,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:54,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:57:54,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:54,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:57:54,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:54,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:54,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:54,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:54,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:54,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:57:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:54,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:54,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:54,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:57:54,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:54,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:57:54,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:54,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:54,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:54,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:54,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:54,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:57:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:54,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:54,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:54,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:57:54,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:54,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:57:54,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:54,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:54,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:57:54,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:54,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:54,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 04:57:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:57:54,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:57:54,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:57:54,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:57:54,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:57:54,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 04:57:54,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:57:54,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:57:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:57:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:57:54,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:57:54,449 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-28 04:57:54,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1867082004] [2020-10-28 04:57:54,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 04:57:54,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 04:57:54,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449815118] [2020-10-28 04:57:54,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 04:57:54,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:57:54,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 04:57:54,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-10-28 04:57:54,455 INFO L87 Difference]: Start difference. First operand 1591 states and 2125 transitions. Second operand 14 states. [2020-10-28 04:58:05,012 WARN L193 SmtUtils]: Spent 7.40 s on a formula simplification that was a NOOP. DAG size: 1129