/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 03:11:20,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 03:11:20,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 03:11:20,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 03:11:20,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 03:11:20,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 03:11:20,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 03:11:20,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 03:11:20,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 03:11:20,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 03:11:20,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 03:11:20,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 03:11:20,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 03:11:20,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 03:11:20,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 03:11:20,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 03:11:20,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 03:11:20,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 03:11:20,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 03:11:20,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 03:11:20,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 03:11:20,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 03:11:20,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 03:11:20,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 03:11:20,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 03:11:20,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 03:11:20,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 03:11:20,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 03:11:20,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 03:11:20,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 03:11:20,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 03:11:20,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 03:11:20,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 03:11:20,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 03:11:20,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 03:11:20,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 03:11:20,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 03:11:20,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 03:11:20,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 03:11:20,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 03:11:20,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 03:11:20,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 03:11:20,327 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 03:11:20,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 03:11:20,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 03:11:20,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 03:11:20,332 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 03:11:20,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 03:11:20,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 03:11:20,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 03:11:20,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 03:11:20,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 03:11:20,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 03:11:20,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 03:11:20,335 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 03:11:20,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 03:11:20,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 03:11:20,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 03:11:20,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 03:11:20,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 03:11:20,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 03:11:20,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 03:11:20,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 03:11:20,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 03:11:20,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 03:11:20,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 03:11:20,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 03:11:20,337 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 03:11:20,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 03:11:20,338 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 03:11:20,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 03:11:20,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 03:11:20,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 03:11:20,841 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 03:11:20,842 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 03:11:20,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-entry_point.cil.out.i [2020-10-28 03:11:20,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d2963dd7e/d12d0708d21043dd9b6884278032eb0a/FLAG5b2e4b65a [2020-10-28 03:11:22,103 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 03:11:22,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-entry_point.cil.out.i [2020-10-28 03:11:22,153 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d2963dd7e/d12d0708d21043dd9b6884278032eb0a/FLAG5b2e4b65a [2020-10-28 03:11:22,495 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d2963dd7e/d12d0708d21043dd9b6884278032eb0a [2020-10-28 03:11:22,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 03:11:22,506 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 03:11:22,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 03:11:22,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 03:11:22,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 03:11:22,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:11:22" (1/1) ... [2020-10-28 03:11:22,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f70628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:22, skipping insertion in model container [2020-10-28 03:11:22,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:11:22" (1/1) ... [2020-10-28 03:11:22,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 03:11:22,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 03:11:24,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 03:11:24,473 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 03:11:25,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 03:11:25,376 INFO L208 MainTranslator]: Completed translation [2020-10-28 03:11:25,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:25 WrapperNode [2020-10-28 03:11:25,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 03:11:25,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 03:11:25,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 03:11:25,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 03:11:25,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:25" (1/1) ... [2020-10-28 03:11:25,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:25" (1/1) ... [2020-10-28 03:11:25,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:25" (1/1) ... [2020-10-28 03:11:25,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:25" (1/1) ... [2020-10-28 03:11:25,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:25" (1/1) ... [2020-10-28 03:11:25,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:25" (1/1) ... [2020-10-28 03:11:25,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:25" (1/1) ... [2020-10-28 03:11:25,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 03:11:25,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 03:11:25,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 03:11:25,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 03:11:25,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:25" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 03:11:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 03:11:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 03:11:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-28 03:11:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-28 03:11:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-28 03:11:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-28 03:11:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-28 03:11:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 03:11:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 03:11:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2020-10-28 03:11:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-28 03:11:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2020-10-28 03:11:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 03:11:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-28 03:11:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-28 03:11:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-28 03:11:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 03:11:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-28 03:11:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 03:11:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 03:11:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-28 03:11:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2020-10-28 03:11:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-28 03:11:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 03:11:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 03:11:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 03:11:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 03:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 03:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 03:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 03:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 03:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 03:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 03:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 03:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 03:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-28 03:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-28 03:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-28 03:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-28 03:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-28 03:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-28 03:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2020-10-28 03:11:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2020-10-28 03:11:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2020-10-28 03:11:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2020-10-28 03:11:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2020-10-28 03:11:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_handle_irq [2020-10-28 03:11:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure crc16 [2020-10-28 03:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2020-10-28 03:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_get_stb_state [2020-10-28 03:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_audio_pes2ts_cb [2020-10-28 03:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_video_pes2ts_cb [2020-10-28 03:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2020-10-28 03:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_pva [2020-10-28 03:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_filter [2020-10-28 03:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_packet [2020-10-28 03:11:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_bytes [2020-10-28 03:11:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame [2020-10-28 03:11:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame_list [2020-10-28 03:11:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb [2020-10-28 03:11:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2020-10-28 03:11:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2020-10-28 03:11:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_interface [2020-10-28 03:11:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2020-10-28 03:11:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_ts_feed [2020-10-28 03:11:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_sec_feed [2020-10-28 03:11:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_feed [2020-10-28 03:11:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_ts_feed [2020-10-28 03:11:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_sec_feed [2020-10-28 03:11:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_feed [2020-10-28 03:11:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2020-10-28 03:11:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_alloc_iso_urbs [2020-10-28 03:11:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_tasklet [2020-10-28 03:11:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_init_rc [2020-10-28 03:11:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_v_pes [2020-10-28 03:11:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_usb [2020-10-28 03:11:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_boot_dsp [2020-10-28 03:11:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_stb [2020-10-28 03:11:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_dvb [2020-10-28 03:11:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_dvb [2020-10-28 03:11:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_rc [2020-10-28 03:11:25,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2020-10-28 03:11:25,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_tasklet [2020-10-28 03:11:25,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_filters [2020-10-28 03:11:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_filters [2020-10-28 03:11:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure fe_send_command [2020-10-28 03:11:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_probe [2020-10-28 03:11:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_disconnect [2020-10-28 03:11:25,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2020-10-28 03:11:25,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_driver_init [2020-10-28 03:11:25,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_driver_exit [2020-10-28 03:11:25,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-28 03:11:25,891 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 03:11:25,891 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-28 03:11:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2020-10-28 03:11:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2020-10-28 03:11:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2020-10-28 03:11:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_5 [2020-10-28 03:11:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_6 [2020-10-28 03:11:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2020-10-28 03:11:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_8 [2020-10-28 03:11:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_9 [2020-10-28 03:11:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_10 [2020-10-28 03:11:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_11 [2020-10-28 03:11:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_12 [2020-10-28 03:11:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_13 [2020-10-28 03:11:25,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_15 [2020-10-28 03:11:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_16 [2020-10-28 03:11:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-28 03:11:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-10-28 03:11:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-10-28 03:11:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-10-28 03:11:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2020-10-28 03:11:25,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-10-28 03:11:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-10-28 03:11:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-10-28 03:11:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-10-28 03:11:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-28 03:11:25,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-10-28 03:11:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-10-28 03:11:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-10-28 03:11:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-10-28 03:11:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-10-28 03:11:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-10-28 03:11:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 03:11:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-28 03:11:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-28 03:11:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 03:11:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-28 03:11:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 03:11:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 03:11:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2020-10-28 03:11:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-28 03:11:25,900 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-28 03:11:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2020-10-28 03:11:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2020-10-28 03:11:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2020-10-28 03:11:25,904 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2020-10-28 03:11:25,904 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts [2020-10-28 03:11:25,904 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2020-10-28 03:11:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2020-10-28 03:11:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2020-10-28 03:11:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2020-10-28 03:11:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2020-10-28 03:11:25,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2020-10-28 03:11:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2020-10-28 03:11:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2020-10-28 03:11:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2020-10-28 03:11:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2020-10-28 03:11:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2020-10-28 03:11:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 03:11:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-28 03:11:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-10-28 03:11:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 03:11:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 03:11:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2020-10-28 03:11:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2020-10-28 03:11:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2020-10-28 03:11:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-28 03:11:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2020-10-28 03:11:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbs_attach [2020-10-28 03:11:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbt_attach [2020-10-28 03:11:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-28 03:11:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2020-10-28 03:11:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-28 03:11:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-28 03:11:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-28 03:11:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-28 03:11:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-28 03:11:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-28 03:11:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 03:11:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 03:11:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 03:11:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 03:11:25,917 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 03:11:25,917 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 03:11:25,917 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 03:11:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 03:11:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 03:11:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 03:11:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 03:11:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 03:11:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 03:11:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2020-10-28 03:11:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2020-10-28 03:11:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-28 03:11:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2020-10-28 03:11:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 03:11:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-28 03:11:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 03:11:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-28 03:11:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-28 03:11:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-28 03:11:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 03:11:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-28 03:11:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 03:11:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 03:11:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-28 03:11:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-28 03:11:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-28 03:11:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 03:11:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 03:11:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 03:11:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 03:11:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 03:11:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-28 03:11:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-10-28 03:11:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 03:11:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-28 03:11:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-28 03:11:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2020-10-28 03:11:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-28 03:11:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_13 [2020-10-28 03:11:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_12 [2020-10-28 03:11:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-28 03:11:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2020-10-28 03:11:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-28 03:11:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_15 [2020-10-28 03:11:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-28 03:11:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_16 [2020-10-28 03:11:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_10 [2020-10-28 03:11:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_6 [2020-10-28 03:11:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_8 [2020-10-28 03:11:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_5 [2020-10-28 03:11:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_9 [2020-10-28 03:11:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_11 [2020-10-28 03:11:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2020-10-28 03:11:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2020-10-28 03:11:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2020-10-28 03:11:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2020-10-28 03:11:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-28 03:11:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-28 03:11:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-28 03:11:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2020-10-28 03:11:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-28 03:11:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-28 03:11:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 03:11:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2020-10-28 03:11:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-10-28 03:11:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-10-28 03:11:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-10-28 03:11:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-28 03:11:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-10-28 03:11:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-10-28 03:11:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 03:11:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 03:11:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 03:11:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 03:11:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 03:11:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 03:11:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 03:11:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 03:11:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 03:11:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 03:11:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 03:11:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 03:11:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 03:11:25,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 03:11:25,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 03:11:25,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 03:11:25,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 03:11:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 03:11:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-28 03:11:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-28 03:11:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-28 03:11:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-28 03:11:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-28 03:11:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-28 03:11:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-28 03:11:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-28 03:11:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-28 03:11:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-28 03:11:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-28 03:11:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2020-10-28 03:11:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2020-10-28 03:11:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2020-10-28 03:11:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2020-10-28 03:11:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2020-10-28 03:11:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2020-10-28 03:11:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2020-10-28 03:11:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2020-10-28 03:11:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2020-10-28 03:11:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2020-10-28 03:11:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2020-10-28 03:11:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2020-10-28 03:11:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2020-10-28 03:11:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2020-10-28 03:11:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2020-10-28 03:11:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2020-10-28 03:11:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2020-10-28 03:11:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2020-10-28 03:11:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2020-10-28 03:11:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts [2020-10-28 03:11:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2020-10-28 03:11:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2020-10-28 03:11:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2020-10-28 03:11:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2020-10-28 03:11:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbs_attach [2020-10-28 03:11:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbt_attach [2020-10-28 03:11:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2020-10-28 03:11:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_handle_irq [2020-10-28 03:11:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure crc16 [2020-10-28 03:11:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2020-10-28 03:11:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 03:11:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 03:11:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 03:11:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_get_stb_state [2020-10-28 03:11:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_audio_pes2ts_cb [2020-10-28 03:11:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-28 03:11:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_video_pes2ts_cb [2020-10-28 03:11:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2020-10-28 03:11:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_pva [2020-10-28 03:11:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_filter [2020-10-28 03:11:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_packet [2020-10-28 03:11:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure swap_bytes [2020-10-28 03:11:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame [2020-10-28 03:11:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame_list [2020-10-28 03:11:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb [2020-10-28 03:11:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2020-10-28 03:11:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2020-10-28 03:11:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_interface [2020-10-28 03:11:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2020-10-28 03:11:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_ts_feed [2020-10-28 03:11:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_sec_feed [2020-10-28 03:11:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_feed [2020-10-28 03:11:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_ts_feed [2020-10-28 03:11:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_sec_feed [2020-10-28 03:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_feed [2020-10-28 03:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2020-10-28 03:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_alloc_iso_urbs [2020-10-28 03:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 03:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_tasklet [2020-10-28 03:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_init_rc [2020-10-28 03:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_v_pes [2020-10-28 03:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_usb [2020-10-28 03:11:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_boot_dsp [2020-10-28 03:11:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_stb [2020-10-28 03:11:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_dvb [2020-10-28 03:11:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-28 03:11:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_dvb [2020-10-28 03:11:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-28 03:11:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 03:11:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_rc [2020-10-28 03:11:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2020-10-28 03:11:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_tasklet [2020-10-28 03:11:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_filters [2020-10-28 03:11:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_filters [2020-10-28 03:11:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure fe_send_command [2020-10-28 03:11:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_probe [2020-10-28 03:11:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_disconnect [2020-10-28 03:11:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_driver_init [2020-10-28 03:11:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_driver_exit [2020-10-28 03:11:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 03:11:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 03:11:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 03:11:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-28 03:11:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-10-28 03:11:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-10-28 03:11:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-10-28 03:11:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-10-28 03:11:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-10-28 03:11:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-10-28 03:11:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-10-28 03:11:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-10-28 03:11:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 03:11:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 03:11:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 03:11:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 03:11:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 03:11:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 03:11:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 03:11:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 03:11:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 03:11:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 03:11:27,108 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 03:11:35,882 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-28 03:11:38,949 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 03:11:38,950 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 03:11:38,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:11:38 BoogieIcfgContainer [2020-10-28 03:11:38,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 03:11:38,957 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 03:11:38,957 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 03:11:38,960 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 03:11:38,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:11:22" (1/3) ... [2020-10-28 03:11:38,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1629f47f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:11:38, skipping insertion in model container [2020-10-28 03:11:38,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:11:25" (2/3) ... [2020-10-28 03:11:38,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1629f47f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:11:38, skipping insertion in model container [2020-10-28 03:11:38,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:11:38" (3/3) ... [2020-10-28 03:11:38,964 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-entry_point.cil.out.i [2020-10-28 03:11:38,977 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 03:11:38,984 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 03:11:38,998 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 03:11:39,033 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 03:11:39,033 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 03:11:39,033 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 03:11:39,033 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 03:11:39,034 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 03:11:39,034 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 03:11:39,034 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 03:11:39,034 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 03:11:39,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states. [2020-10-28 03:11:39,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-28 03:11:39,102 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 03:11:39,103 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 03:11:39,104 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 03:11:39,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 03:11:39,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1846567225, now seen corresponding path program 1 times [2020-10-28 03:11:39,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 03:11:39,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [974565134] [2020-10-28 03:11:39,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 03:11:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:40,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:40,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:45,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:45,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 03:11:45,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 03:11:45,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5685 [2020-10-28 03:11:45,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:45,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:11:45,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-28 03:11:45,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 03:11:45,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 03:11:50,632 WARN L193 SmtUtils]: Spent 4.77 s on a formula simplification that was a NOOP. DAG size: 1042 [2020-10-28 03:11:50,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:11:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:50,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:51,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:51,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:11:51,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:51,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 904 [2020-10-28 03:11:51,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:51,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:51,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:51,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:51,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:51,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:11:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:51,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:51,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:51,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:11:51,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:51,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 03:11:51,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:51,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:51,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:51,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:51,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:51,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 03:11:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:51,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:51,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:51,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:11:51,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:51,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 03:11:51,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:51,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:51,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:51,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:51,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:51,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 03:11:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:51,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:51,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:51,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:11:51,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:51,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 03:11:51,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:51,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:51,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:51,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:51,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:51,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 03:11:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:51,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:51,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:51,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:11:51,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:51,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 03:11:51,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:51,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:51,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:51,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:51,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:51,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 03:11:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:51,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:51,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:52,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:11:52,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:52,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 03:11:52,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:52,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:52,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:52,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:52,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:52,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 03:11:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:52,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:52,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:52,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 03:11:52,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:52,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 03:11:52,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:52,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:52,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:52,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:52,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:52,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 03:11:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:52,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:52,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:52,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:52,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:11:52,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 03:11:52,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 03:11:52,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:52,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 03:11:52,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 03:11:52,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 03:11:52,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:52,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 03:11:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:52,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:52,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:52,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 03:11:52,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:52,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 03:11:52,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:52,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:52,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 03:11:52,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:52,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:52,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:11:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:52,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:52,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:52,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:11:52,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:52,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 03:11:52,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:52,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:52,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:52,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:52,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:52,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:11:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:11:52,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:11:52,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:11:52,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:11:52,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:11:52,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 03:11:52,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:11:52,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:11:52,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:11:52,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:11:52,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:11:52,444 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-28 03:11:52,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [974565134] [2020-10-28 03:11:52,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 03:11:52,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 03:11:52,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550883010] [2020-10-28 03:11:52,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 03:11:52,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 03:11:52,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 03:11:52,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-28 03:11:52,475 INFO L87 Difference]: Start difference. First operand 1550 states. Second operand 9 states. [2020-10-28 03:11:57,130 WARN L193 SmtUtils]: Spent 4.56 s on a formula simplification that was a NOOP. DAG size: 1051 [2020-10-28 03:12:11,479 WARN L193 SmtUtils]: Spent 4.58 s on a formula simplification that was a NOOP. DAG size: 1053 [2020-10-28 03:12:16,452 WARN L193 SmtUtils]: Spent 4.60 s on a formula simplification that was a NOOP. DAG size: 1044 [2020-10-28 03:12:22,569 WARN L193 SmtUtils]: Spent 4.85 s on a formula simplification that was a NOOP. DAG size: 1056 [2020-10-28 03:12:27,441 WARN L193 SmtUtils]: Spent 4.76 s on a formula simplification that was a NOOP. DAG size: 1058 [2020-10-28 03:13:35,063 WARN L193 SmtUtils]: Spent 4.81 s on a formula simplification that was a NOOP. DAG size: 1054 [2020-10-28 03:13:40,034 WARN L193 SmtUtils]: Spent 4.80 s on a formula simplification that was a NOOP. DAG size: 1056 [2020-10-28 03:14:14,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 03:14:14,970 INFO L93 Difference]: Finished difference Result 4837 states and 6784 transitions. [2020-10-28 03:14:14,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-28 03:14:14,973 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-10-28 03:14:14,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 03:14:15,037 INFO L225 Difference]: With dead ends: 4837 [2020-10-28 03:14:15,038 INFO L226 Difference]: Without dead ends: 3440 [2020-10-28 03:14:15,060 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 38.7s TimeCoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2020-10-28 03:14:15,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3440 states. [2020-10-28 03:14:16,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3440 to 2585. [2020-10-28 03:14:16,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2585 states. [2020-10-28 03:14:16,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2585 states and 3338 transitions. [2020-10-28 03:14:16,799 INFO L78 Accepts]: Start accepts. Automaton has 2585 states and 3338 transitions. Word has length 70 [2020-10-28 03:14:16,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 03:14:16,800 INFO L481 AbstractCegarLoop]: Abstraction has 2585 states and 3338 transitions. [2020-10-28 03:14:16,800 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 03:14:16,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 3338 transitions. [2020-10-28 03:14:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-10-28 03:14:16,807 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 03:14:16,808 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 03:14:16,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 03:14:16,808 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 03:14:16,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 03:14:16,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1187707690, now seen corresponding path program 1 times [2020-10-28 03:14:16,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 03:14:16,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1962523280] [2020-10-28 03:14:16,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 03:14:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:17,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:19,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:23,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:23,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-28 03:14:23,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 03:14:23,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6673 [2020-10-28 03:14:23,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:23,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:14:23,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 109 [2020-10-28 03:14:23,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 03:14:23,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:28,268 WARN L193 SmtUtils]: Spent 4.40 s on a formula simplification that was a NOOP. DAG size: 1042 [2020-10-28 03:14:28,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:14:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:28,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:29,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:29,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:14:29,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:29,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1116 [2020-10-28 03:14:29,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:29,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:29,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:29,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:29,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:29,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:14:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:29,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:29,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:29,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:14:29,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:29,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-28 03:14:29,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:29,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:29,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:29,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 03:14:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:29,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:29,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:29,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:14:29,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:29,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 03:14:29,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:29,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:29,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:29,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:29,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:29,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 03:14:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:29,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:29,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:29,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:14:29,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:29,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 03:14:29,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:29,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:29,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:29,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:29,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:29,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 03:14:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:29,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:29,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:29,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:14:29,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:29,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 03:14:29,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:29,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:29,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:29,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 03:14:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:29,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:29,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:29,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:14:29,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:29,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 03:14:29,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:29,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:29,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:29,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:29,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:29,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 03:14:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:29,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:29,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:29,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 03:14:29,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:29,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 03:14:29,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:29,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:29,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:29,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:29,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:29,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 03:14:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:29,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:30,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:30,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 03:14:30,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:30,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 03:14:30,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:30,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:30,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:30,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:30,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:30,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 03:14:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:30,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:30,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:30,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-28 03:14:30,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:30,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 03:14:30,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:30,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:30,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:30,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:30,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:30,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:14:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:30,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:30,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:30,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 03:14:30,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:30,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 03:14:30,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:30,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:30,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:30,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:30,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:30,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:14:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:30,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:30,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:30,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:14:30,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:30,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 03:14:30,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:30,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:30,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:30,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:30,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:30,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:14:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:30,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:30,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:30,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:14:30,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:30,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 03:14:30,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:30,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:30,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:30,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:30,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:30,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:14:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:14:30,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:14:30,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:14:30,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:14:30,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:14:30,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 03:14:30,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:14:30,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:14:30,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:14:30,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:14:30,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:14:30,436 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2020-10-28 03:14:30,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1962523280] [2020-10-28 03:14:30,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 03:14:30,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 03:14:30,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728412550] [2020-10-28 03:14:30,439 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 03:14:30,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 03:14:30,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 03:14:30,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 03:14:30,440 INFO L87 Difference]: Start difference. First operand 2585 states and 3338 transitions. Second operand 8 states. [2020-10-28 03:14:35,050 WARN L193 SmtUtils]: Spent 4.58 s on a formula simplification that was a NOOP. DAG size: 1051 [2020-10-28 03:14:45,711 WARN L193 SmtUtils]: Spent 4.56 s on a formula simplification that was a NOOP. DAG size: 1053 [2020-10-28 03:14:50,357 WARN L193 SmtUtils]: Spent 4.48 s on a formula simplification that was a NOOP. DAG size: 1044