/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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 -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 17:12:29,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 17:12:29,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 17:12:29,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 17:12:29,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 17:12:29,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 17:12:29,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 17:12:29,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 17:12:29,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 17:12:29,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 17:12:29,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 17:12:29,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 17:12:29,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 17:12:29,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 17:12:29,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 17:12:29,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 17:12:29,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 17:12:29,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 17:12:29,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 17:12:29,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 17:12:29,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 17:12:29,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 17:12:29,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 17:12:29,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 17:12:29,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 17:12:29,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 17:12:29,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 17:12:29,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 17:12:29,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 17:12:29,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 17:12:29,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 17:12:29,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 17:12:29,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 17:12:29,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 17:12:29,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 17:12:29,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 17:12:29,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 17:12:29,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 17:12:29,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 17:12:29,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 17:12:29,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 17:12:29,670 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 [2020-10-14 17:12:29,710 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 17:12:29,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 17:12:29,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 17:12:29,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 17:12:29,712 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 17:12:29,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 17:12:29,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 17:12:29,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 17:12:29,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 17:12:29,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 17:12:29,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 17:12:29,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 17:12:29,715 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 17:12:29,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 17:12:29,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 17:12:29,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 17:12:29,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 17:12:29,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 17:12:29,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 17:12:29,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 17:12:29,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 17:12:29,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 17:12:29,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 17:12:29,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 17:12:29,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 17:12:29,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 17:12:29,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 17:12:29,718 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 17:12:29,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 17:12:30,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 17:12:30,008 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 17:12:30,010 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 17:12:30,010 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 17:12:30,011 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2020-10-14 17:12:30,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a53223567/bb344f00a74746399deddd83a5390268/FLAGa92639edd [2020-10-14 17:12:30,804 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 17:12:30,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2020-10-14 17:12:30,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a53223567/bb344f00a74746399deddd83a5390268/FLAGa92639edd [2020-10-14 17:12:31,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a53223567/bb344f00a74746399deddd83a5390268 [2020-10-14 17:12:31,315 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 17:12:31,317 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 17:12:31,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 17:12:31,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 17:12:31,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 17:12:31,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:12:31" (1/1) ... [2020-10-14 17:12:31,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64df84b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:31, skipping insertion in model container [2020-10-14 17:12:31,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:12:31" (1/1) ... [2020-10-14 17:12:31,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 17:12:31,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 17:12:33,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 17:12:33,441 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 17:12:33,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 17:12:34,382 INFO L208 MainTranslator]: Completed translation [2020-10-14 17:12:34,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:34 WrapperNode [2020-10-14 17:12:34,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 17:12:34,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 17:12:34,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 17:12:34,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 17:12:34,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:34" (1/1) ... [2020-10-14 17:12:34,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:34" (1/1) ... [2020-10-14 17:12:34,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:34" (1/1) ... [2020-10-14 17:12:34,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:34" (1/1) ... [2020-10-14 17:12:34,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:34" (1/1) ... [2020-10-14 17:12:34,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:34" (1/1) ... [2020-10-14 17:12:34,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:34" (1/1) ... [2020-10-14 17:12:34,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 17:12:34,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 17:12:34,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 17:12:34,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 17:12:34,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:34" (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 [2020-10-14 17:12:34,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 17:12:34,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 17:12:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-14 17:12:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 17:12:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-14 17:12:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 17:12:34,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 17:12:34,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-14 17:12:34,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-14 17:12:34,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-14 17:12:34,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-14 17:12:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-14 17:12:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-14 17:12:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-14 17:12:34,869 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-14 17:12:34,870 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-14 17:12:34,870 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2020-10-14 17:12:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-14 17:12:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-14 17:12:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2020-10-14 17:12:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2020-10-14 17:12:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2020-10-14 17:12:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-14 17:12:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-10-14 17:12:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-14 17:12:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-14 17:12:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-14 17:12:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-14 17:12:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-14 17:12:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_control [2020-10-14 17:12:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2020-10-14 17:12:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2020-10-14 17:12:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2020-10-14 17:12:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2020-10-14 17:12:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-10-14 17:12:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-10-14 17:12:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0state_string [2020-10-14 17:12:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_request [2020-10-14 17:12:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_devreq [2020-10-14 17:12:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_seq_ep_show [2020-10-14 17:12:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_seq_show [2020-10-14 17:12:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_open [2020-10-14 17:12:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_create [2020-10-14 17:12:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_delete [2020-10-14 17:12:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_dma_desc [2020-10-14 17:12:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc [2020-10-14 17:12:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc_chain [2020-10-14 17:12:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_finish_request [2020-10-14 17:12:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_request [2020-10-14 17:12:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_start_dma [2020-10-14 17:12:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dma_advance [2020-10-14 17:12:34,879 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_abort_dma [2020-10-14 17:12:34,879 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_add_dma_desc [2020-10-14 17:12:34,879 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_setup_out_desc_list [2020-10-14 17:12:34,879 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_setup_in_desc_list [2020-10-14 17:12:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue [2020-10-14 17:12:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_int [2020-10-14 17:12:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_nuke [2020-10-14 17:12:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_reset [2020-10-14 17:12:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_control_stall [2020-10-14 17:12:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_halt_wedge [2020-10-14 17:12:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_ep0state [2020-10-14 17:12:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_disable_interrupts_and_pullup [2020-10-14 17:12:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_stop_activity [2020-10-14 17:12:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_testmode_complete [2020-10-14 17:12:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_dummy_complete [2020-10-14 17:12:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond [2020-10-14 17:12:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_u16 [2020-10-14 17:12:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_empty [2020-10-14 17:12:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_address [2020-10-14 17:12:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_device_request [2020-10-14 17:12:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_interface_request [2020-10-14 17:12:34,882 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_endpoint_request [2020-10-14 17:12:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0out_requeue [2020-10-14 17:12:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_setup [2020-10-14 17:12:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_connected [2020-10-14 17:12:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_enable_vbus_detect [2020-10-14 17:12:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_disconnected [2020-10-14 17:12:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_usbreset [2020-10-14 17:12:34,884 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_in_ep [2020-10-14 17:12:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_out_ep [2020-10-14 17:12:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_state_changes [2020-10-14 17:12:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq_handler [2020-10-14 17:12:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq [2020-10-14 17:12:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_enable [2020-10-14 17:12:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_disable [2020-10-14 17:12:34,885 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_request [2020-10-14 17:12:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_ext [2020-10-14 17:12:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dequeue [2020-10-14 17:12:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt_wedge [2020-10-14 17:12:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt [2020-10-14 17:12:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_wedge [2020-10-14 17:12:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_status [2020-10-14 17:12:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_flush [2020-10-14 17:12:34,886 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_get_frame [2020-10-14 17:12:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_wakeup [2020-10-14 17:12:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_pullup [2020-10-14 17:12:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_start [2020-10-14 17:12:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_stop [2020-10-14 17:12:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_init [2020-10-14 17:12:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_init [2020-10-14 17:12:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_remove [2020-10-14 17:12:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_remove [2020-10-14 17:12:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_request_irq [2020-10-14 17:12:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_probe [2020-10-14 17:12:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_driver_init [2020-10-14 17:12:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_driver_exit [2020-10-14 17:12:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_3 [2020-10-14 17:12:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2020-10-14 17:12:34,889 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2020-10-14 17:12:34,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_6 [2020-10-14 17:12:34,889 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2020-10-14 17:12:34,889 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2020-10-14 17:12:34,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_3 [2020-10-14 17:12:34,890 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2020-10-14 17:12:34,890 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2020-10-14 17:12:34,890 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2020-10-14 17:12:34,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2020-10-14 17:12:34,890 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2020-10-14 17:12:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_ep_ops_5 [2020-10-14 17:12:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_gadget_ops_4 [2020-10-14 17:12:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2020-10-14 17:12:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 17:12:34,892 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-14 17:12:34,892 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-14 17:12:34,892 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-14 17:12:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-14 17:12:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-14 17:12:34,896 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-14 17:12:34,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_23 [2020-10-14 17:12:34,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_25 [2020-10-14 17:12:34,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_26 [2020-10-14 17:12:34,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_27 [2020-10-14 17:12:34,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_28 [2020-10-14 17:12:34,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-14 17:12:34,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-14 17:12:34,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-14 17:12:34,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-14 17:12:34,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-14 17:12:34,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-14 17:12:34,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-14 17:12:34,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-14 17:12:34,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-14 17:12:34,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-14 17:12:34,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-14 17:12:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-14 17:12:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-14 17:12:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-14 17:12:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2020-10-14 17:12:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-14 17:12:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-14 17:12:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-14 17:12:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-14 17:12:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-14 17:12:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2020-10-14 17:12:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2020-10-14 17:12:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2020-10-14 17:12:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-14 17:12:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2020-10-14 17:12:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2020-10-14 17:12:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2020-10-14 17:12:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-14 17:12:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-14 17:12:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2020-10-14 17:12:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2020-10-14 17:12:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2020-10-14 17:12:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32be [2020-10-14 17:12:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32be [2020-10-14 17:12:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 17:12:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 17:12:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-14 17:12:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2020-10-14 17:12:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-14 17:12:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2020-10-14 17:12:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2020-10-14 17:12:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2020-10-14 17:12:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2020-10-14 17:12:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2020-10-14 17:12:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2020-10-14 17:12:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2020-10-14 17:12:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2020-10-14 17:12:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_gadget_udc [2020-10-14 17:12:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_del_gadget_udc [2020-10-14 17:12:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_giveback_request [2020-10-14 17:12:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_map_request [2020-10-14 17:12:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2020-10-14 17:12:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_unmap_request [2020-10-14 17:12:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2020-10-14 17:12:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_state_string [2020-10-14 17:12:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-14 17:12:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 17:12:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-14 17:12:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-14 17:12:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-14 17:12:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 17:12:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-14 17:12:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-14 17:12:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-14 17:12:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-14 17:12:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-14 17:12:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-14 17:12:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 17:12:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-14 17:12:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-14 17:12:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 17:12:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 17:12:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 17:12:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 17:12:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-14 17:12:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 17:12:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 17:12:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-14 17:12:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-14 17:12:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-14 17:12:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-14 17:12:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-14 17:12:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-14 17:12:34,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-14 17:12:34,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-14 17:12:34,918 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-14 17:12:34,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 17:12:34,918 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-14 17:12:34,918 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-14 17:12:34,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 17:12:34,918 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-14 17:12:34,919 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2020-10-14 17:12:34,919 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-14 17:12:34,919 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-14 17:12:34,919 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-14 17:12:34,919 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-14 17:12:34,919 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-14 17:12:34,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-14 17:12:34,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-14 17:12:34,920 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-14 17:12:34,920 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-14 17:12:34,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2020-10-14 17:12:34,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-14 17:12:34,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2020-10-14 17:12:34,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-14 17:12:34,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2020-10-14 17:12:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-14 17:12:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32be [2020-10-14 17:12:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32be [2020-10-14 17:12:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-14 17:12:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 17:12:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-14 17:12:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-14 17:12:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_3 [2020-10-14 17:12:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2020-10-14 17:12:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2020-10-14 17:12:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_6 [2020-10-14 17:12:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2020-10-14 17:12:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2020-10-14 17:12:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_3 [2020-10-14 17:12:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2020-10-14 17:12:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2020-10-14 17:12:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2020-10-14 17:12:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2020-10-14 17:12:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2020-10-14 17:12:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_ep_ops_5 [2020-10-14 17:12:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_gadget_ops_4 [2020-10-14 17:12:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2020-10-14 17:12:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2020-10-14 17:12:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_23 [2020-10-14 17:12:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_26 [2020-10-14 17:12:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2020-10-14 17:12:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2020-10-14 17:12:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2020-10-14 17:12:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2020-10-14 17:12:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2020-10-14 17:12:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2020-10-14 17:12:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2020-10-14 17:12:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-10-14 17:12:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2020-10-14 17:12:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-14 17:12:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-14 17:12:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-14 17:12:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-14 17:12:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-14 17:12:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-14 17:12:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 17:12:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-14 17:12:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_control [2020-10-14 17:12:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2020-10-14 17:12:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2020-10-14 17:12:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2020-10-14 17:12:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2020-10-14 17:12:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure usb_state_string [2020-10-14 17:12:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2020-10-14 17:12:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 17:12:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_gadget_udc [2020-10-14 17:12:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure usb_del_gadget_udc [2020-10-14 17:12:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_map_request [2020-10-14 17:12:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_unmap_request [2020-10-14 17:12:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2020-10-14 17:12:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_giveback_request [2020-10-14 17:12:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-14 17:12:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-14 17:12:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2020-10-14 17:12:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2020-10-14 17:12:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_25 [2020-10-14 17:12:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2020-10-14 17:12:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2020-10-14 17:12:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2020-10-14 17:12:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2020-10-14 17:12:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2020-10-14 17:12:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2020-10-14 17:12:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2020-10-14 17:12:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_27 [2020-10-14 17:12:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-14 17:12:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_28 [2020-10-14 17:12:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-10-14 17:12:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-10-14 17:12:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2020-10-14 17:12:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 17:12:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0state_string [2020-10-14 17:12:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 17:12:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_request [2020-10-14 17:12:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_devreq [2020-10-14 17:12:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure gr_seq_ep_show [2020-10-14 17:12:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure gr_seq_show [2020-10-14 17:12:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_open [2020-10-14 17:12:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_create [2020-10-14 17:12:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_delete [2020-10-14 17:12:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_dma_desc [2020-10-14 17:12:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc [2020-10-14 17:12:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc_chain [2020-10-14 17:12:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_setup [2020-10-14 17:12:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure gr_finish_request [2020-10-14 17:12:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-14 17:12:34,935 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_request [2020-10-14 17:12:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure gr_start_dma [2020-10-14 17:12:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dma_advance [2020-10-14 17:12:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure gr_abort_dma [2020-10-14 17:12:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure gr_add_dma_desc [2020-10-14 17:12:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure gr_setup_out_desc_list [2020-10-14 17:12:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure gr_setup_in_desc_list [2020-10-14 17:12:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue [2020-10-14 17:12:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_int [2020-10-14 17:12:34,936 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_nuke [2020-10-14 17:12:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_reset [2020-10-14 17:12:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure gr_control_stall [2020-10-14 17:12:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_halt_wedge [2020-10-14 17:12:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_ep0state [2020-10-14 17:12:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure gr_disable_interrupts_and_pullup [2020-10-14 17:12:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure gr_stop_activity [2020-10-14 17:12:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_testmode_complete [2020-10-14 17:12:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_dummy_complete [2020-10-14 17:12:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond [2020-10-14 17:12:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_u16 [2020-10-14 17:12:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_empty [2020-10-14 17:12:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_address [2020-10-14 17:12:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure gr_device_request [2020-10-14 17:12:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure gr_interface_request [2020-10-14 17:12:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure gr_endpoint_request [2020-10-14 17:12:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0out_requeue [2020-10-14 17:12:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-14 17:12:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_connected [2020-10-14 17:12:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure gr_enable_vbus_detect [2020-10-14 17:12:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_disconnected [2020-10-14 17:12:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 17:12:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_usbreset [2020-10-14 17:12:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_in_ep [2020-10-14 17:12:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_out_ep [2020-10-14 17:12:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_state_changes [2020-10-14 17:12:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq_handler [2020-10-14 17:12:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq [2020-10-14 17:12:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_enable [2020-10-14 17:12:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_disable [2020-10-14 17:12:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_request [2020-10-14 17:12:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_ext [2020-10-14 17:12:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dequeue [2020-10-14 17:12:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt_wedge [2020-10-14 17:12:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt [2020-10-14 17:12:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_wedge [2020-10-14 17:12:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_status [2020-10-14 17:12:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_flush [2020-10-14 17:12:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure gr_get_frame [2020-10-14 17:12:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure gr_wakeup [2020-10-14 17:12:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure gr_pullup [2020-10-14 17:12:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_start [2020-10-14 17:12:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_stop [2020-10-14 17:12:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_init [2020-10-14 17:12:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_init [2020-10-14 17:12:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_remove [2020-10-14 17:12:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure gr_remove [2020-10-14 17:12:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure gr_request_irq [2020-10-14 17:12:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure gr_probe [2020-10-14 17:12:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure gr_driver_init [2020-10-14 17:12:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure gr_driver_exit [2020-10-14 17:12:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 17:12:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 17:12:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-14 17:12:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 17:12:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-14 17:12:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-14 17:12:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-14 17:12:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-14 17:12:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-14 17:12:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-14 17:12:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-14 17:12:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-14 17:12:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-14 17:12:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 17:12:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 17:12:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 17:12:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 17:12:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 17:12:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-14 17:12:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-14 17:12:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-14 17:12:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-14 17:12:36,293 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-14 17:12:50,110 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 17:12:50,110 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 17:12:50,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:12:50 BoogieIcfgContainer [2020-10-14 17:12:50,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 17:12:50,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 17:12:50,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 17:12:50,130 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 17:12:50,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 05:12:31" (1/3) ... [2020-10-14 17:12:50,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d7d7129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:12:50, skipping insertion in model container [2020-10-14 17:12:50,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:12:34" (2/3) ... [2020-10-14 17:12:50,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d7d7129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:12:50, skipping insertion in model container [2020-10-14 17:12:50,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:12:50" (3/3) ... [2020-10-14 17:12:50,134 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2020-10-14 17:12:50,145 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 17:12:50,155 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 17:12:50,169 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 17:12:50,205 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 17:12:50,205 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 17:12:50,206 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 17:12:50,206 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 17:12:50,206 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 17:12:50,206 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 17:12:50,206 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 17:12:50,206 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 17:12:50,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states. [2020-10-14 17:12:50,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-14 17:12:50,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:12:50,298 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 17:12:50,298 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:12:50,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:12:50,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1278844864, now seen corresponding path program 1 times [2020-10-14 17:12:50,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:12:50,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1984499690] [2020-10-14 17:12:50,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:12:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:12:52,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:12:53,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:12:54,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:12:55,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:14,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:14,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-14 17:13:14,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:13:14,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22702 [2020-10-14 17:13:14,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:14,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:14,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:13:14,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 209 [2020-10-14 17:13:14,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 17:13:14,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-14 17:13:24,225 WARN L193 SmtUtils]: Spent 9.19 s on a formula simplification that was a NOOP. DAG size: 1543 [2020-10-14 17:13:24,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:13:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:24,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:35,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:35,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:13:35,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:35,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11156 [2020-10-14 17:13:35,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:35,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:35,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:35,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:35,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:35,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:35,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 17:13:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:35,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:35,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:35,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 17:13:35,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:35,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-14 17:13:35,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:35,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:35,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:35,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:35,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:35,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:35,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:35,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:35,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:35,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:13:35,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:35,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 17:13:35,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:35,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:35,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:35,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:35,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:35,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-14 17:13:35,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 17:13:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:35,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:35,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:35,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:35,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:35,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 17:13:35,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:35,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:35,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:35,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:35,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:35,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:35,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 17:13:35,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:35,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:35,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:35,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 17:13:35,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:35,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 17:13:35,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:35,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:35,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:35,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:35,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:35,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:13:35,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:35,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:35,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:35,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:13:35,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:35,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 17:13:35,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:35,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:35,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:35,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:35,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:35,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:13:35,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 17:13:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:35,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:35,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:35,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:35,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:35,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 17:13:35,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:35,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:35,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:35,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:35,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:35,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:35,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 17:13:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:35,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:35,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:35,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 17:13:35,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:35,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 17:13:35,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:35,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:35,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:35,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:35,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:35,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:35,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:35,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:35,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:35,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:13:35,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:35,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 17:13:35,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:35,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:35,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:35,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:35,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:35,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:35,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 17:13:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:36,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 17:13:36,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-14 17:13:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 17:13:36,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 17:13:36,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:13:36,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:13:36,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 17:13:36,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 17:13:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:36,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 17:13:36,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 17:13:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 17:13:36,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 17:13:36,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:13:36,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 17:13:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 17:13:36,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 17:13:36,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-14 17:13:36,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:36,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:36,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 17:13:36,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 17:13:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 17:13:36,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 17:13:36,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-14 17:13:36,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:36,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 17:13:36,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:13:36,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 17:13:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 17:13:36,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 17:13:36,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-14 17:13:36,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:13:36,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:36,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 17:13:36,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:13:36,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 17:13:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 17:13:36,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 17:13:36,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-14 17:13:36,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:36,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 17:13:36,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 17:13:36,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 17:13:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 17:13:36,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 17:13:36,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-14 17:13:36,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:36,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 17:13:36,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-14 17:13:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 17:13:36,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 17:13:36,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-14 17:13:36,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:36,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 17:13:36,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 17:13:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 17:13:36,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 17:13:36,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-14 17:13:36,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:36,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 17:13:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:13:36,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:13:36,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:13:36,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 17:13:36,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:13:36,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 17:13:36,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 17:13:36,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 17:13:36,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:13:36,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:13:36,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:13:36,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:13:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2020-10-14 17:13:37,349 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1984499690] [2020-10-14 17:13:37,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 17:13:37,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 17:13:37,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824711161] [2020-10-14 17:13:37,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 17:13:37,360 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:13:37,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 17:13:37,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-14 17:13:37,381 INFO L87 Difference]: Start difference. First operand 1842 states. Second operand 7 states. [2020-10-14 17:13:46,540 WARN L193 SmtUtils]: Spent 9.08 s on a formula simplification that was a NOOP. DAG size: 1552 [2020-10-14 17:14:00,027 WARN L193 SmtUtils]: Spent 8.54 s on a formula simplification that was a NOOP. DAG size: 1554 [2020-10-14 17:14:13,091 WARN L193 SmtUtils]: Spent 8.49 s on a formula simplification that was a NOOP. DAG size: 1545 [2020-10-14 17:16:09,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:16:09,810 INFO L93 Difference]: Finished difference Result 5586 states and 7875 transitions. [2020-10-14 17:16:09,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 17:16:09,815 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 172 [2020-10-14 17:16:09,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:16:09,866 INFO L225 Difference]: With dead ends: 5586 [2020-10-14 17:16:09,866 INFO L226 Difference]: Without dead ends: 3732 [2020-10-14 17:16:09,896 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 35.7s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-14 17:16:09,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3732 states. [2020-10-14 17:16:11,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3732 to 2989. [2020-10-14 17:16:11,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2989 states. [2020-10-14 17:16:11,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2989 states and 4012 transitions. [2020-10-14 17:16:11,665 INFO L78 Accepts]: Start accepts. Automaton has 2989 states and 4012 transitions. Word has length 172 [2020-10-14 17:16:11,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:16:11,667 INFO L479 AbstractCegarLoop]: Abstraction has 2989 states and 4012 transitions. [2020-10-14 17:16:11,667 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 17:16:11,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 4012 transitions. [2020-10-14 17:16:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-10-14 17:16:11,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:16:11,678 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 17:16:11,679 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 17:16:11,679 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:16:11,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:16:11,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1578177664, now seen corresponding path program 1 times [2020-10-14 17:16:11,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:16:11,680 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1098855203] [2020-10-14 17:16:11,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:16:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:16:12,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking...