/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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 21:56:35,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 21:56:35,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 21:56:35,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 21:56:35,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 21:56:35,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 21:56:35,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 21:56:35,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 21:56:35,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 21:56:35,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 21:56:35,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 21:56:35,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 21:56:35,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 21:56:35,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 21:56:35,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 21:56:35,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 21:56:35,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 21:56:35,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 21:56:35,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 21:56:35,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 21:56:35,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 21:56:35,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 21:56:35,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 21:56:35,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 21:56:35,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 21:56:35,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 21:56:35,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 21:56:35,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 21:56:35,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 21:56:35,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 21:56:35,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 21:56:35,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 21:56:35,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 21:56:35,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 21:56:35,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 21:56:35,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 21:56:35,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 21:56:35,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 21:56:35,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 21:56:35,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 21:56:35,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 21:56:35,718 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 21:56:35,751 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 21:56:35,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 21:56:35,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 21:56:35,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 21:56:35,753 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 21:56:35,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 21:56:35,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 21:56:35,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 21:56:35,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 21:56:35,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 21:56:35,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 21:56:35,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 21:56:35,755 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 21:56:35,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 21:56:35,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 21:56:35,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 21:56:35,755 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 21:56:35,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 21:56:35,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 21:56:35,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 21:56:35,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 21:56:35,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 21:56:35,757 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 21:56:35,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 21:56:35,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 21:56:35,757 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 21:56:35,757 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 21:56:35,758 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 21:56:36,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 21:56:36,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 21:56:36,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 21:56:36,155 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 21:56:36,156 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 21:56:36,156 INFO L432 ainManager$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 21:56:36,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/356a17aa8/a91a4eaf9b204626a0038b1655fb6ca7/FLAGd5283f53b [2020-10-28 21:56:37,408 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 21:56:37,410 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 21:56:37,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/356a17aa8/a91a4eaf9b204626a0038b1655fb6ca7/FLAGd5283f53b [2020-10-28 21:56:37,784 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/356a17aa8/a91a4eaf9b204626a0038b1655fb6ca7 [2020-10-28 21:56:37,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 21:56:37,794 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 21:56:37,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 21:56:37,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 21:56:37,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 21:56:37,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:56:37" (1/1) ... [2020-10-28 21:56:37,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4929f23a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:37, skipping insertion in model container [2020-10-28 21:56:37,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:56:37" (1/1) ... [2020-10-28 21:56:37,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 21:56:37,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 21:56:39,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 21:56:39,783 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 21:56:40,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 21:56:40,638 INFO L208 MainTranslator]: Completed translation [2020-10-28 21:56:40,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:40 WrapperNode [2020-10-28 21:56:40,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 21:56:40,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 21:56:40,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 21:56:40,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 21:56:40,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:40" (1/1) ... [2020-10-28 21:56:40,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:40" (1/1) ... [2020-10-28 21:56:40,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:40" (1/1) ... [2020-10-28 21:56:40,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:40" (1/1) ... [2020-10-28 21:56:40,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:40" (1/1) ... [2020-10-28 21:56:40,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:40" (1/1) ... [2020-10-28 21:56:41,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:40" (1/1) ... [2020-10-28 21:56:41,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 21:56:41,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 21:56:41,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 21:56:41,067 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 21:56:41,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:40" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 21:56:41,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 21:56:41,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 21:56:41,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-28 21:56:41,161 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 21:56:41,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-28 21:56:41,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-28 21:56:41,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-28 21:56:41,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 21:56:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 21:56:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2020-10-28 21:56:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-28 21:56:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2020-10-28 21:56:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 21:56:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-28 21:56:41,165 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-28 21:56:41,165 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-28 21:56:41,165 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 21:56:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-28 21:56:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 21:56:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 21:56:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-28 21:56:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2020-10-28 21:56:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-28 21:56:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 21:56:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 21:56:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 21:56:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 21:56:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 21:56:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 21:56:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 21:56:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 21:56:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 21:56:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 21:56:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 21:56:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 21:56:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-28 21:56:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-28 21:56:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-28 21:56:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-28 21:56:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-28 21:56:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-28 21:56:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2020-10-28 21:56:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2020-10-28 21:56:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2020-10-28 21:56:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2020-10-28 21:56:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2020-10-28 21:56:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_handle_irq [2020-10-28 21:56:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure crc16 [2020-10-28 21:56:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2020-10-28 21:56:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_get_stb_state [2020-10-28 21:56:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_audio_pes2ts_cb [2020-10-28 21:56:41,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_video_pes2ts_cb [2020-10-28 21:56:41,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2020-10-28 21:56:41,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_pva [2020-10-28 21:56:41,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_filter [2020-10-28 21:56:41,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_packet [2020-10-28 21:56:41,173 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_bytes [2020-10-28 21:56:41,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame [2020-10-28 21:56:41,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame_list [2020-10-28 21:56:41,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb [2020-10-28 21:56:41,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2020-10-28 21:56:41,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2020-10-28 21:56:41,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_interface [2020-10-28 21:56:41,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2020-10-28 21:56:41,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_ts_feed [2020-10-28 21:56:41,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_sec_feed [2020-10-28 21:56:41,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_feed [2020-10-28 21:56:41,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_ts_feed [2020-10-28 21:56:41,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_sec_feed [2020-10-28 21:56:41,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_feed [2020-10-28 21:56:41,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2020-10-28 21:56:41,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_alloc_iso_urbs [2020-10-28 21:56:41,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_tasklet [2020-10-28 21:56:41,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_init_rc [2020-10-28 21:56:41,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_v_pes [2020-10-28 21:56:41,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_usb [2020-10-28 21:56:41,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_boot_dsp [2020-10-28 21:56:41,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_stb [2020-10-28 21:56:41,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_dvb [2020-10-28 21:56:41,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_dvb [2020-10-28 21:56:41,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_rc [2020-10-28 21:56:41,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2020-10-28 21:56:41,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_tasklet [2020-10-28 21:56:41,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_filters [2020-10-28 21:56:41,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_filters [2020-10-28 21:56:41,181 INFO L138 BoogieDeclarations]: Found implementation of procedure fe_send_command [2020-10-28 21:56:41,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_probe [2020-10-28 21:56:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_disconnect [2020-10-28 21:56:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2020-10-28 21:56:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_driver_init [2020-10-28 21:56:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_driver_exit [2020-10-28 21:56:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-28 21:56:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 21:56:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-28 21:56:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2020-10-28 21:56:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2020-10-28 21:56:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2020-10-28 21:56:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_5 [2020-10-28 21:56:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_6 [2020-10-28 21:56:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2020-10-28 21:56:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_8 [2020-10-28 21:56:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_9 [2020-10-28 21:56:41,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_10 [2020-10-28 21:56:41,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_11 [2020-10-28 21:56:41,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_12 [2020-10-28 21:56:41,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_13 [2020-10-28 21:56:41,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_15 [2020-10-28 21:56:41,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_16 [2020-10-28 21:56:41,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-28 21:56:41,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-10-28 21:56:41,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-10-28 21:56:41,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-10-28 21:56:41,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2020-10-28 21:56:41,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-10-28 21:56:41,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-10-28 21:56:41,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-10-28 21:56:41,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-10-28 21:56:41,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-28 21:56:41,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-10-28 21:56:41,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-10-28 21:56:41,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-10-28 21:56:41,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-10-28 21:56:41,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-10-28 21:56:41,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-10-28 21:56:41,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 21:56:41,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-28 21:56:41,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-28 21:56:41,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 21:56:41,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-28 21:56:41,189 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 21:56:41,189 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 21:56:41,189 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2020-10-28 21:56:41,190 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-28 21:56:41,191 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-28 21:56:41,193 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2020-10-28 21:56:41,193 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2020-10-28 21:56:41,193 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2020-10-28 21:56:41,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2020-10-28 21:56:41,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts [2020-10-28 21:56:41,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2020-10-28 21:56:41,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2020-10-28 21:56:41,196 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2020-10-28 21:56:41,196 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2020-10-28 21:56:41,196 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2020-10-28 21:56:41,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2020-10-28 21:56:41,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2020-10-28 21:56:41,203 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2020-10-28 21:56:41,203 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2020-10-28 21:56:41,203 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2020-10-28 21:56:41,203 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2020-10-28 21:56:41,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 21:56:41,203 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-28 21:56:41,203 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-10-28 21:56:41,203 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 21:56:41,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 21:56:41,204 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2020-10-28 21:56:41,204 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2020-10-28 21:56:41,204 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2020-10-28 21:56:41,204 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-28 21:56:41,205 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2020-10-28 21:56:41,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbs_attach [2020-10-28 21:56:41,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbt_attach [2020-10-28 21:56:41,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-28 21:56:41,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2020-10-28 21:56:41,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-28 21:56:41,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-28 21:56:41,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-28 21:56:41,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-28 21:56:41,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-28 21:56:41,206 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-28 21:56:41,206 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 21:56:41,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 21:56:41,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 21:56:41,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 21:56:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 21:56:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 21:56:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 21:56:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 21:56:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 21:56:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 21:56:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 21:56:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 21:56:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 21:56:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2020-10-28 21:56:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2020-10-28 21:56:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-28 21:56:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2020-10-28 21:56:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 21:56:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-28 21:56:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 21:56:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-28 21:56:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-28 21:56:41,208 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-28 21:56:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 21:56:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-28 21:56:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 21:56:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 21:56:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-28 21:56:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-28 21:56:41,209 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-28 21:56:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 21:56:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 21:56:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 21:56:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 21:56:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 21:56:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-28 21:56:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-10-28 21:56:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 21:56:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-28 21:56:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-28 21:56:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2020-10-28 21:56:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-28 21:56:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_13 [2020-10-28 21:56:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_12 [2020-10-28 21:56:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-28 21:56:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2020-10-28 21:56:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-28 21:56:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_15 [2020-10-28 21:56:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-28 21:56:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_16 [2020-10-28 21:56:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_10 [2020-10-28 21:56:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_6 [2020-10-28 21:56:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_8 [2020-10-28 21:56:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_5 [2020-10-28 21:56:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_9 [2020-10-28 21:56:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_11 [2020-10-28 21:56:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2020-10-28 21:56:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2020-10-28 21:56:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2020-10-28 21:56:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2020-10-28 21:56:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-28 21:56:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-28 21:56:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-28 21:56:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2020-10-28 21:56:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-28 21:56:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-28 21:56:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 21:56:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2020-10-28 21:56:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-10-28 21:56:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-10-28 21:56:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-10-28 21:56:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-28 21:56:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-10-28 21:56:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-10-28 21:56:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 21:56:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 21:56:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 21:56:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 21:56:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 21:56:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 21:56:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 21:56:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 21:56:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 21:56:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 21:56:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 21:56:41,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 21:56:41,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 21:56:41,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 21:56:41,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 21:56:41,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 21:56:41,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 21:56:41,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 21:56:41,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-28 21:56:41,258 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-28 21:56:41,258 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-28 21:56:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-28 21:56:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-28 21:56:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-28 21:56:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-28 21:56:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-28 21:56:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-28 21:56:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-28 21:56:41,259 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 21:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2020-10-28 21:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2020-10-28 21:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2020-10-28 21:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2020-10-28 21:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2020-10-28 21:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2020-10-28 21:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2020-10-28 21:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2020-10-28 21:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2020-10-28 21:56:41,261 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2020-10-28 21:56:41,261 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2020-10-28 21:56:41,261 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2020-10-28 21:56:41,261 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2020-10-28 21:56:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2020-10-28 21:56:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2020-10-28 21:56:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2020-10-28 21:56:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2020-10-28 21:56:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2020-10-28 21:56:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2020-10-28 21:56:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts [2020-10-28 21:56:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2020-10-28 21:56:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2020-10-28 21:56:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2020-10-28 21:56:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2020-10-28 21:56:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbs_attach [2020-10-28 21:56:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbt_attach [2020-10-28 21:56:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2020-10-28 21:56:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_handle_irq [2020-10-28 21:56:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure crc16 [2020-10-28 21:56:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2020-10-28 21:56:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 21:56:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 21:56:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 21:56:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_get_stb_state [2020-10-28 21:56:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_audio_pes2ts_cb [2020-10-28 21:56:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_video_pes2ts_cb [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_pva [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_filter [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_packet [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure swap_bytes [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame_list [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_interface [2020-10-28 21:56:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_ts_feed [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_sec_feed [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_feed [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_ts_feed [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_sec_feed [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_feed [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_alloc_iso_urbs [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_tasklet [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_init_rc [2020-10-28 21:56:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_v_pes [2020-10-28 21:56:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_usb [2020-10-28 21:56:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_boot_dsp [2020-10-28 21:56:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_stb [2020-10-28 21:56:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_dvb [2020-10-28 21:56:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-28 21:56:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_dvb [2020-10-28 21:56:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-28 21:56:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 21:56:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_rc [2020-10-28 21:56:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2020-10-28 21:56:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_tasklet [2020-10-28 21:56:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_filters [2020-10-28 21:56:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_filters [2020-10-28 21:56:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure fe_send_command [2020-10-28 21:56:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_probe [2020-10-28 21:56:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_disconnect [2020-10-28 21:56:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_driver_init [2020-10-28 21:56:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_driver_exit [2020-10-28 21:56:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 21:56:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 21:56:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 21:56:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-28 21:56:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-10-28 21:56:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-10-28 21:56:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-10-28 21:56:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-10-28 21:56:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-10-28 21:56:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-10-28 21:56:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-10-28 21:56:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-10-28 21:56:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 21:56:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 21:56:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 21:56:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 21:56:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 21:56:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 21:56:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 21:56:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 21:56:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 21:56:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 21:56:42,711 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 21:56:51,639 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-28 21:56:54,489 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 21:56:54,490 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 21:56:54,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:56:54 BoogieIcfgContainer [2020-10-28 21:56:54,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 21:56:54,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 21:56:54,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 21:56:54,505 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 21:56:54,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:56:37" (1/3) ... [2020-10-28 21:56:54,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4863bb52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:56:54, skipping insertion in model container [2020-10-28 21:56:54,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:56:40" (2/3) ... [2020-10-28 21:56:54,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4863bb52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:56:54, skipping insertion in model container [2020-10-28 21:56:54,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:56:54" (3/3) ... [2020-10-28 21:56:54,508 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 21:56:54,520 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 21:56:54,527 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 21:56:54,539 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 21:56:54,572 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 21:56:54,573 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 21:56:54,573 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 21:56:54,573 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 21:56:54,573 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 21:56:54,573 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 21:56:54,573 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 21:56:54,574 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 21:56:54,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states. [2020-10-28 21:56:54,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-28 21:56:54,637 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 21:56:54,639 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 21:56:54,639 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 21:56:54,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 21:56:54,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1846567225, now seen corresponding path program 1 times [2020-10-28 21:56:54,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 21:56:54,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1644725690] [2020-10-28 21:56:54,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 21:56:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:56:55,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:56:56,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:01,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:01,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 21:57:01,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 21:57:01,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5924 [2020-10-28 21:57:01,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:01,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:01,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:57:01,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-28 21:57:01,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 21:57:01,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 21:57:08,318 WARN L193 SmtUtils]: Spent 6.64 s on a formula simplification that was a NOOP. DAG size: 1042 [2020-10-28 21:57:08,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:57:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:08,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:57:09,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:57:09,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 676 [2020-10-28 21:57:09,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:57:09,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 21:57:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:09,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:57:09,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:57:09,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 21:57:09,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:57:09,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 21:57:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:09,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:57:09,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:57:09,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 21:57:09,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:57:09,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 21:57:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:09,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:57:09,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:57:09,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 21:57:09,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:57:09,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 21:57:09,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:09,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:57:09,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:57:09,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 21:57:09,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:57:09,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 21:57:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:09,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:57:09,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:57:09,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 21:57:09,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:57:09,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 21:57:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:09,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 21:57:09,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:57:09,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 21:57:09,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:57:09,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 21:57:09,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:09,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:57:09,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 21:57:09,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 21:57:09,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:57:09,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 21:57:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:09,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 21:57:09,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:57:09,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 21:57:09,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 21:57:09,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:57:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:09,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 21:57:09,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:57:09,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 21:57:09,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:57:09,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 21:57:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:57:09,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:57:09,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:57:09,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:57:09,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:57:09,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 21:57:09,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:57:09,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:57:09,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:57:09,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:57:09,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:57:09,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:57:09,782 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 21:57:09,782 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1644725690] [2020-10-28 21:57:09,785 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 21:57:09,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 21:57:09,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427553258] [2020-10-28 21:57:09,791 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 21:57:09,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 21:57:09,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 21:57:09,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-28 21:57:09,811 INFO L87 Difference]: Start difference. First operand 1550 states. Second operand 7 states. [2020-10-28 21:57:16,548 WARN L193 SmtUtils]: Spent 6.67 s on a formula simplification that was a NOOP. DAG size: 1051 [2020-10-28 21:57:30,989 WARN L193 SmtUtils]: Spent 6.74 s on a formula simplification that was a NOOP. DAG size: 1053 [2020-10-28 21:57:37,922 WARN L193 SmtUtils]: Spent 6.63 s on a formula simplification that was a NOOP. DAG size: 1044 [2020-10-28 21:59:31,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 21:59:31,244 INFO L93 Difference]: Finished difference Result 4921 states and 6939 transitions. [2020-10-28 21:59:31,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 21:59:31,247 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2020-10-28 21:59:31,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 21:59:31,312 INFO L225 Difference]: With dead ends: 4921 [2020-10-28 21:59:31,313 INFO L226 Difference]: Without dead ends: 3517 [2020-10-28 21:59:31,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 27.3s TimeCoverageRelationStatistics Valid=95, Invalid=211, Unknown=0, NotChecked=0, Total=306 [2020-10-28 21:59:31,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3517 states. [2020-10-28 21:59:32,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3517 to 2583. [2020-10-28 21:59:32,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2583 states. [2020-10-28 21:59:32,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2583 states and 3336 transitions. [2020-10-28 21:59:32,758 INFO L78 Accepts]: Start accepts. Automaton has 2583 states and 3336 transitions. Word has length 70 [2020-10-28 21:59:32,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 21:59:32,759 INFO L481 AbstractCegarLoop]: Abstraction has 2583 states and 3336 transitions. [2020-10-28 21:59:32,760 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 21:59:32,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 3336 transitions. [2020-10-28 21:59:32,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-28 21:59:32,766 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 21:59:32,766 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] [2020-10-28 21:59:32,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 21:59:32,767 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 21:59:32,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 21:59:32,768 INFO L82 PathProgramCache]: Analyzing trace with hash -1749615875, now seen corresponding path program 1 times [2020-10-28 21:59:32,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 21:59:32,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1675197679] [2020-10-28 21:59:32,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 21:59:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:33,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:33,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:38,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:38,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-10-28 21:59:38,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 21:59:38,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5138 [2020-10-28 21:59:38,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:38,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:38,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 21:59:38,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-28 21:59:38,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 21:59:38,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 21:59:44,783 WARN L193 SmtUtils]: Spent 6.51 s on a formula simplification that was a NOOP. DAG size: 1042 [2020-10-28 21:59:44,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:59:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:44,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:45,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:45,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:59:45,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:45,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 747 [2020-10-28 21:59:45,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:45,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:45,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:45,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:45,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:45,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:45,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 21:59:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:45,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:45,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:45,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:59:45,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:45,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 21:59:45,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:45,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:45,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:45,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:45,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:45,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:45,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 21:59:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:45,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:45,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:45,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:59:45,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:45,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 21:59:45,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:45,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:45,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:45,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:45,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:45,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:45,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 21:59:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:45,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:45,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:45,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:59:45,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:45,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 21:59:45,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:45,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:45,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:45,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:45,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:45,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:45,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 21:59:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:45,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:45,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:45,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:59:45,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:45,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 21:59:45,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:45,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:45,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:45,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:45,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:45,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:45,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 21:59:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:45,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:45,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:45,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:59:45,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:45,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 21:59:45,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:45,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:45,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:45,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:45,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:45,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:45,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 21:59:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:45,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:45,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:45,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 21:59:45,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:45,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 21:59:45,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:45,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:45,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:45,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:45,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:45,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 21:59:45,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 21:59:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:46,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:46,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:46,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:59:46,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:46,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 21:59:46,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:46,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:46,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 21:59:46,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 21:59:46,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 21:59:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:46,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 21:59:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:46,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:46,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:46,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-28 21:59:46,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:46,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 21:59:46,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:46,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:46,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:46,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-28 21:59:46,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:46,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:46,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 21:59:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:46,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:46,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:46,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 21:59:46,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:46,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 21:59:46,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:46,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:46,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:46,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:46,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:46,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:46,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 21:59:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:46,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:46,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:46,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:59:46,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:46,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 21:59:46,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:46,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:46,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:46,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:46,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:46,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:46,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 21:59:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:46,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:46,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:46,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 21:59:46,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:46,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 21:59:46,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:46,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:46,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:46,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:46,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:46,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:46,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 21:59:46,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:59:46,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:59:46,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:59:46,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 21:59:46,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:59:46,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 21:59:46,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:59:46,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:59:46,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:59:46,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:59:46,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:59:46,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:59:46,479 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-28 21:59:46,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1675197679] [2020-10-28 21:59:46,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 21:59:46,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 21:59:46,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833739700] [2020-10-28 21:59:46,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 21:59:46,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 21:59:46,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 21:59:46,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-28 21:59:46,484 INFO L87 Difference]: Start difference. First operand 2583 states and 3336 transitions. Second operand 9 states. [2020-10-28 21:59:53,407 WARN L193 SmtUtils]: Spent 6.88 s on a formula simplification that was a NOOP. DAG size: 1051 [2020-10-28 22:00:16,495 WARN L193 SmtUtils]: Spent 6.88 s on a formula simplification that was a NOOP. DAG size: 1054 [2020-10-28 22:00:23,516 WARN L193 SmtUtils]: Spent 6.94 s on a formula simplification that was a NOOP. DAG size: 1056