/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 [2020-10-29 16:42:11,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 16:42:11,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 16:42:11,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 16:42:11,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 16:42:11,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 16:42:11,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 16:42:11,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 16:42:11,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 16:42:11,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 16:42:11,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 16:42:11,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 16:42:11,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 16:42:11,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 16:42:11,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 16:42:11,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 16:42:11,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 16:42:11,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 16:42:11,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 16:42:11,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 16:42:11,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 16:42:11,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 16:42:11,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 16:42:11,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 16:42:11,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 16:42:11,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 16:42:11,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 16:42:11,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 16:42:11,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 16:42:11,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 16:42:11,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 16:42:11,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 16:42:11,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 16:42:11,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 16:42:11,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 16:42:11,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 16:42:11,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 16:42:11,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 16:42:11,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 16:42:11,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 16:42:11,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 16:42:11,516 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 [2020-10-29 16:42:11,567 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 16:42:11,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 16:42:11,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 16:42:11,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 16:42:11,573 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 16:42:11,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 16:42:11,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 16:42:11,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 16:42:11,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 16:42:11,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 16:42:11,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 16:42:11,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 16:42:11,577 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 16:42:11,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 16:42:11,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 16:42:11,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 16:42:11,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 16:42:11,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 16:42:11,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 16:42:11,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 16:42:11,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 16:42:11,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 16:42:11,579 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 16:42:11,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 16:42:11,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 16:42:11,579 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 16:42:11,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 16:42:11,580 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 16:42:11,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 16:42:12,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 16:42:12,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 16:42:12,047 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 16:42:12,048 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 16:42:12,049 INFO L432 ainManager$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 [2020-10-29 16:42:12,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c50a62fe2/721601751ca14e10bc3921fe3c5220b1/FLAGdde8d434f [2020-10-29 16:42:13,279 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 16:42:13,279 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 [2020-10-29 16:42:13,337 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c50a62fe2/721601751ca14e10bc3921fe3c5220b1/FLAGdde8d434f [2020-10-29 16:42:13,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c50a62fe2/721601751ca14e10bc3921fe3c5220b1 [2020-10-29 16:42:13,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 16:42:13,683 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 16:42:13,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 16:42:13,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 16:42:13,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 16:42:13,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:42:13" (1/1) ... [2020-10-29 16:42:13,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@793b1e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:13, skipping insertion in model container [2020-10-29 16:42:13,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:42:13" (1/1) ... [2020-10-29 16:42:13,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 16:42:13,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 16:42:16,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 16:42:16,217 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 16:42:16,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 16:42:16,902 INFO L208 MainTranslator]: Completed translation [2020-10-29 16:42:16,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:16 WrapperNode [2020-10-29 16:42:16,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 16:42:16,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 16:42:16,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 16:42:16,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 16:42:16,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:16" (1/1) ... [2020-10-29 16:42:16,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:16" (1/1) ... [2020-10-29 16:42:17,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:16" (1/1) ... [2020-10-29 16:42:17,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:16" (1/1) ... [2020-10-29 16:42:17,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:16" (1/1) ... [2020-10-29 16:42:17,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:16" (1/1) ... [2020-10-29 16:42:17,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:16" (1/1) ... [2020-10-29 16:42:17,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 16:42:17,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 16:42:17,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 16:42:17,310 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 16:42:17,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:16" (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 [2020-10-29 16:42:17,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 16:42:17,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 16:42:17,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-29 16:42:17,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-29 16:42:17,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-29 16:42:17,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-29 16:42:17,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-29 16:42:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-29 16:42:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 16:42:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2020-10-29 16:42:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-29 16:42:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2020-10-29 16:42:17,410 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-29 16:42:17,411 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-29 16:42:17,411 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-29 16:42:17,411 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-29 16:42:17,411 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-29 16:42:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-29 16:42:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-29 16:42:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-29 16:42:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-29 16:42:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2020-10-29 16:42:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-29 16:42:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-29 16:42:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-29 16:42:17,415 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-29 16:42:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 16:42:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 16:42:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 16:42:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 16:42:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 16:42:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 16:42:17,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 16:42:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 16:42:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-29 16:42:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-29 16:42:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-29 16:42:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-29 16:42:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-29 16:42:17,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-29 16:42:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-29 16:42:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2020-10-29 16:42:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2020-10-29 16:42:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2020-10-29 16:42:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2020-10-29 16:42:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2020-10-29 16:42:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_handle_irq [2020-10-29 16:42:17,418 INFO L138 BoogieDeclarations]: Found implementation of procedure crc16 [2020-10-29 16:42:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2020-10-29 16:42:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_get_stb_state [2020-10-29 16:42:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_audio_pes2ts_cb [2020-10-29 16:42:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_video_pes2ts_cb [2020-10-29 16:42:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2020-10-29 16:42:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_pva [2020-10-29 16:42:17,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_filter [2020-10-29 16:42:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_packet [2020-10-29 16:42:17,420 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_bytes [2020-10-29 16:42:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame [2020-10-29 16:42:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame_list [2020-10-29 16:42:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb [2020-10-29 16:42:17,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2020-10-29 16:42:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2020-10-29 16:42:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_interface [2020-10-29 16:42:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2020-10-29 16:42:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_ts_feed [2020-10-29 16:42:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_sec_feed [2020-10-29 16:42:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_feed [2020-10-29 16:42:17,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_ts_feed [2020-10-29 16:42:17,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_sec_feed [2020-10-29 16:42:17,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_feed [2020-10-29 16:42:17,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2020-10-29 16:42:17,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_alloc_iso_urbs [2020-10-29 16:42:17,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_tasklet [2020-10-29 16:42:17,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_init_rc [2020-10-29 16:42:17,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_v_pes [2020-10-29 16:42:17,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_usb [2020-10-29 16:42:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_boot_dsp [2020-10-29 16:42:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_stb [2020-10-29 16:42:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_dvb [2020-10-29 16:42:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_dvb [2020-10-29 16:42:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_rc [2020-10-29 16:42:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2020-10-29 16:42:17,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_tasklet [2020-10-29 16:42:17,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_filters [2020-10-29 16:42:17,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_filters [2020-10-29 16:42:17,428 INFO L138 BoogieDeclarations]: Found implementation of procedure fe_send_command [2020-10-29 16:42:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_probe [2020-10-29 16:42:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_disconnect [2020-10-29 16:42:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2020-10-29 16:42:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_driver_init [2020-10-29 16:42:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_driver_exit [2020-10-29 16:42:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-29 16:42:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 16:42:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-29 16:42:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2020-10-29 16:42:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2020-10-29 16:42:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2020-10-29 16:42:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_5 [2020-10-29 16:42:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_6 [2020-10-29 16:42:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2020-10-29 16:42:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_8 [2020-10-29 16:42:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_9 [2020-10-29 16:42:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_10 [2020-10-29 16:42:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_11 [2020-10-29 16:42:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_12 [2020-10-29 16:42:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_13 [2020-10-29 16:42:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_15 [2020-10-29 16:42:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_16 [2020-10-29 16:42:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-29 16:42:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-10-29 16:42:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-10-29 16:42:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-10-29 16:42:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2020-10-29 16:42:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-10-29 16:42:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-10-29 16:42:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-10-29 16:42:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-10-29 16:42:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-29 16:42:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-10-29 16:42:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-10-29 16:42:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-10-29 16:42:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-10-29 16:42:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-10-29 16:42:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-10-29 16:42:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 16:42:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-29 16:42:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-29 16:42:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-29 16:42:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-29 16:42:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-29 16:42:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-29 16:42:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2020-10-29 16:42:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-29 16:42:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-29 16:42:17,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2020-10-29 16:42:17,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2020-10-29 16:42:17,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2020-10-29 16:42:17,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2020-10-29 16:42:17,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts [2020-10-29 16:42:17,444 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2020-10-29 16:42:17,444 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2020-10-29 16:42:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2020-10-29 16:42:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2020-10-29 16:42:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2020-10-29 16:42:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2020-10-29 16:42:17,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2020-10-29 16:42:17,452 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2020-10-29 16:42:17,452 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2020-10-29 16:42:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2020-10-29 16:42:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2020-10-29 16:42:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 16:42:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-29 16:42:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-10-29 16:42:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-29 16:42:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-29 16:42:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2020-10-29 16:42:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2020-10-29 16:42:17,454 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2020-10-29 16:42:17,454 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-29 16:42:17,454 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2020-10-29 16:42:17,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbs_attach [2020-10-29 16:42:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbt_attach [2020-10-29 16:42:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-29 16:42:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2020-10-29 16:42:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-29 16:42:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-29 16:42:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-29 16:42:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-29 16:42:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-29 16:42:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-29 16:42:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 16:42:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 16:42:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 16:42:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 16:42:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 16:42:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 16:42:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 16:42:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 16:42:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 16:42:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 16:42:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 16:42:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 16:42:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 16:42:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2020-10-29 16:42:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2020-10-29 16:42:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-29 16:42:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2020-10-29 16:42:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-29 16:42:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-29 16:42:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-29 16:42:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-29 16:42:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-29 16:42:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-29 16:42:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 16:42:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-29 16:42:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-29 16:42:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 16:42:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-29 16:42:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-29 16:42:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-29 16:42:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-29 16:42:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-29 16:42:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-29 16:42:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-29 16:42:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-29 16:42:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-29 16:42:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-10-29 16:42:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-29 16:42:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-29 16:42:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-29 16:42:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2020-10-29 16:42:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-29 16:42:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_13 [2020-10-29 16:42:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_12 [2020-10-29 16:42:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-29 16:42:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2020-10-29 16:42:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-29 16:42:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_15 [2020-10-29 16:42:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-29 16:42:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_16 [2020-10-29 16:42:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_10 [2020-10-29 16:42:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_6 [2020-10-29 16:42:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_8 [2020-10-29 16:42:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_5 [2020-10-29 16:42:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_9 [2020-10-29 16:42:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_11 [2020-10-29 16:42:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2020-10-29 16:42:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2020-10-29 16:42:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2020-10-29 16:42:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2020-10-29 16:42:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-29 16:42:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-29 16:42:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-29 16:42:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2020-10-29 16:42:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-29 16:42:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-29 16:42:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 16:42:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2020-10-29 16:42:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-10-29 16:42:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-10-29 16:42:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-10-29 16:42:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-29 16:42:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-10-29 16:42:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-10-29 16:42:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 16:42:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 16:42:17,466 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-29 16:42:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-29 16:42:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 16:42:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-29 16:42:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 16:42:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 16:42:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 16:42:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 16:42:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 16:42:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 16:42:17,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 16:42:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 16:42:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 16:42:17,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 16:42:17,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 16:42:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-29 16:42:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-29 16:42:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-29 16:42:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-29 16:42:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-29 16:42:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-29 16:42:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-29 16:42:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-29 16:42:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-29 16:42:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-29 16:42:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-29 16:42:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-29 16:42:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2020-10-29 16:42:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2020-10-29 16:42:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2020-10-29 16:42:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2020-10-29 16:42:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2020-10-29 16:42:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2020-10-29 16:42:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2020-10-29 16:42:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2020-10-29 16:42:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2020-10-29 16:42:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2020-10-29 16:42:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2020-10-29 16:42:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2020-10-29 16:42:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2020-10-29 16:42:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2020-10-29 16:42:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2020-10-29 16:42:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2020-10-29 16:42:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2020-10-29 16:42:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2020-10-29 16:42:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2020-10-29 16:42:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts [2020-10-29 16:42:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2020-10-29 16:42:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2020-10-29 16:42:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2020-10-29 16:42:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2020-10-29 16:42:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbs_attach [2020-10-29 16:42:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbt_attach [2020-10-29 16:42:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2020-10-29 16:42:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_handle_irq [2020-10-29 16:42:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure crc16 [2020-10-29 16:42:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2020-10-29 16:42:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 16:42:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 16:42:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 16:42:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_get_stb_state [2020-10-29 16:42:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_audio_pes2ts_cb [2020-10-29 16:42:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-29 16:42:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_video_pes2ts_cb [2020-10-29 16:42:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2020-10-29 16:42:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_pva [2020-10-29 16:42:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_filter [2020-10-29 16:42:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_packet [2020-10-29 16:42:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure swap_bytes [2020-10-29 16:42:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame [2020-10-29 16:42:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame_list [2020-10-29 16:42:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb [2020-10-29 16:42:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2020-10-29 16:42:17,518 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2020-10-29 16:42:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_interface [2020-10-29 16:42:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2020-10-29 16:42:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_ts_feed [2020-10-29 16:42:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_sec_feed [2020-10-29 16:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_feed [2020-10-29 16:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_ts_feed [2020-10-29 16:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_sec_feed [2020-10-29 16:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_feed [2020-10-29 16:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2020-10-29 16:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_alloc_iso_urbs [2020-10-29 16:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 16:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_tasklet [2020-10-29 16:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_init_rc [2020-10-29 16:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_v_pes [2020-10-29 16:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_usb [2020-10-29 16:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_boot_dsp [2020-10-29 16:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_stb [2020-10-29 16:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_dvb [2020-10-29 16:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-29 16:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_dvb [2020-10-29 16:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-29 16:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-29 16:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_rc [2020-10-29 16:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2020-10-29 16:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_tasklet [2020-10-29 16:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_filters [2020-10-29 16:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_filters [2020-10-29 16:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure fe_send_command [2020-10-29 16:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_probe [2020-10-29 16:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_disconnect [2020-10-29 16:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_driver_init [2020-10-29 16:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_driver_exit [2020-10-29 16:42:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 16:42:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 16:42:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 16:42:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-29 16:42:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-10-29 16:42:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-10-29 16:42:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-10-29 16:42:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-10-29 16:42:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-10-29 16:42:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-10-29 16:42:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-10-29 16:42:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-10-29 16:42:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-29 16:42:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 16:42:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 16:42:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 16:42:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 16:42:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 16:42:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 16:42:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 16:42:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 16:42:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 16:42:19,100 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 16:42:27,816 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-29 16:42:30,922 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 16:42:30,922 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 16:42:30,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:42:30 BoogieIcfgContainer [2020-10-29 16:42:30,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 16:42:30,932 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 16:42:30,932 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 16:42:30,936 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 16:42:30,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:42:13" (1/3) ... [2020-10-29 16:42:30,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28591351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:42:30, skipping insertion in model container [2020-10-29 16:42:30,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:16" (2/3) ... [2020-10-29 16:42:30,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28591351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:42:30, skipping insertion in model container [2020-10-29 16:42:30,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:42:30" (3/3) ... [2020-10-29 16:42:30,939 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 [2020-10-29 16:42:30,952 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 16:42:30,960 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 16:42:30,974 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 16:42:31,015 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 16:42:31,015 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 16:42:31,016 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 16:42:31,016 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 16:42:31,016 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 16:42:31,016 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 16:42:31,016 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 16:42:31,016 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 16:42:31,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states. [2020-10-29 16:42:31,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-29 16:42:31,100 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 16:42:31,102 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] [2020-10-29 16:42:31,102 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 16:42:31,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 16:42:31,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1846567225, now seen corresponding path program 1 times [2020-10-29 16:42:31,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 16:42:31,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [245686261] [2020-10-29 16:42:31,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 16:42:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:32,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:32,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:37,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:37,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 16:42:37,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 16:42:37,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5629 [2020-10-29 16:42:37,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:37,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:37,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:42:37,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-29 16:42:37,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 16:42:37,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-29 16:42:44,449 WARN L193 SmtUtils]: Spent 6.62 s on a formula simplification that was a NOOP. DAG size: 1042 [2020-10-29 16:42:44,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:42:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:44,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:45,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:45,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:42:45,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:42:45,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 991 [2020-10-29 16:42:45,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:45,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:45,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:42:45,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:42:45,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:42:45,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:42:45,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:42:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:45,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:45,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:45,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:42:45,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:42:45,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 16:42:45,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:45,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:45,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:42:45,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:42:45,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:42:45,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:42:45,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 16:42:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:45,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:45,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:45,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:42:45,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:42:45,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 16:42:45,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:45,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:45,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:42:45,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:42:45,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:42:45,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:42:45,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 16:42:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:45,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:45,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:45,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:42:45,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:42:45,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 16:42:45,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:45,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:45,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:42:45,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:42:45,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:42:45,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:42:45,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 16:42:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:45,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:45,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:45,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:42:45,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:42:45,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 16:42:45,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:45,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:45,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:42:45,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:42:45,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:42:45,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:42:45,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 16:42:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:45,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:45,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:45,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:42:45,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:42:45,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 16:42:45,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:45,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:45,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:42:45,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:42:45,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:42:45,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:42:45,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 16:42:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:45,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:45,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:45,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 16:42:45,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:42:45,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 16:42:45,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:45,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:45,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:42:45,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:42:45,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:42:45,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:42:45,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 16:42:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:45,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:45,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:45,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:45,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:42:45,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 16:42:45,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 16:42:45,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:45,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:45,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 16:42:45,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 16:42:45,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:42:45,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:42:46,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 16:42:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:46,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:46,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:46,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 16:42:46,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:42:46,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 16:42:46,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:46,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:46,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:42:46,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 16:42:46,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:42:46,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:42:46,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:42:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:46,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:46,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:46,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 16:42:46,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:42:46,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 16:42:46,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:46,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:42:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:42:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:42:46,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:42:46,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:42:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:42:46,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:42:46,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:42:46,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:42:46,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:42:46,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 16:42:46,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:42:46,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:42:46,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:42:46,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:42:46,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:42:46,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:42:46,293 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-29 16:42:46,294 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [245686261] [2020-10-29 16:42:46,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 16:42:46,296 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 16:42:46,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656236593] [2020-10-29 16:42:46,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 16:42:46,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 16:42:46,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 16:42:46,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-29 16:42:46,319 INFO L87 Difference]: Start difference. First operand 1550 states. Second operand 9 states. [2020-10-29 16:42:53,048 WARN L193 SmtUtils]: Spent 6.65 s on a formula simplification that was a NOOP. DAG size: 1051 [2020-10-29 16:43:08,783 WARN L193 SmtUtils]: Spent 6.74 s on a formula simplification that was a NOOP. DAG size: 1053 [2020-10-29 16:43:15,688 WARN L193 SmtUtils]: Spent 6.50 s on a formula simplification that was a NOOP. DAG size: 1044 [2020-10-29 16:43:23,784 WARN L193 SmtUtils]: Spent 6.69 s on a formula simplification that was a NOOP. DAG size: 1056 [2020-10-29 16:43:30,598 WARN L193 SmtUtils]: Spent 6.70 s on a formula simplification that was a NOOP. DAG size: 1058 [2020-10-29 16:44:53,246 WARN L193 SmtUtils]: Spent 6.49 s on a formula simplification that was a NOOP. DAG size: 1054 [2020-10-29 16:44:59,929 WARN L193 SmtUtils]: Spent 6.51 s on a formula simplification that was a NOOP. DAG size: 1056 [2020-10-29 16:45:40,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 16:45:40,246 INFO L93 Difference]: Finished difference Result 4837 states and 6784 transitions. [2020-10-29 16:45:40,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-29 16:45:40,249 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-10-29 16:45:40,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 16:45:40,319 INFO L225 Difference]: With dead ends: 4837 [2020-10-29 16:45:40,319 INFO L226 Difference]: Without dead ends: 3440 [2020-10-29 16:45:40,341 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 53.9s TimeCoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2020-10-29 16:45:40,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3440 states. [2020-10-29 16:45:41,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3440 to 2585. [2020-10-29 16:45:41,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2585 states. [2020-10-29 16:45:41,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2585 states and 3338 transitions. [2020-10-29 16:45:41,862 INFO L78 Accepts]: Start accepts. Automaton has 2585 states and 3338 transitions. Word has length 70 [2020-10-29 16:45:41,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 16:45:41,863 INFO L481 AbstractCegarLoop]: Abstraction has 2585 states and 3338 transitions. [2020-10-29 16:45:41,863 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 16:45:41,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 3338 transitions. [2020-10-29 16:45:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-10-29 16:45:41,869 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 16:45:41,870 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 16:45:41,870 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 16:45:41,870 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 16:45:41,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 16:45:41,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1187707690, now seen corresponding path program 1 times [2020-10-29 16:45:41,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 16:45:41,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [62409229] [2020-10-29 16:45:41,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 16:45:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:42,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:44,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:48,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:48,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-29 16:45:48,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 16:45:48,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6122 [2020-10-29 16:45:48,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:48,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 16:45:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:45:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-29 16:45:48,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:54,866 WARN L193 SmtUtils]: Spent 6.41 s on a formula simplification that was a NOOP. DAG size: 1042 [2020-10-29 16:45:54,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:45:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:55,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:45:57,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2084 [2020-10-29 16:45:57,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:57,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 16:45:57,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:57,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:45:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:57,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 16:45:57,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:57,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:57,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:57,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 16:45:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:57,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 16:45:57,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:57,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:57,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:57,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 16:45:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:57,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 16:45:57,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:57,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:57,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:57,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 16:45:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:57,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 16:45:57,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:57,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:57,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:57,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 16:45:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:57,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 16:45:57,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:57,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:57,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:57,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 16:45:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 16:45:57,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 16:45:57,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:57,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 16:45:57,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:57,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 16:45:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 16:45:57,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-29 16:45:57,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 16:45:57,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:57,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 16:45:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-29 16:45:57,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-29 16:45:57,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:57,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-29 16:45:57,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:57,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:45:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 16:45:57,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 16:45:57,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:45:57,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:45:57,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:57,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:45:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:45:57,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 16:45:57,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:45:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:45:57,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:57,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:45:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:57,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:57,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 16:45:57,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:57,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 16:45:57,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:57,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:57,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:45:57,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:57,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:45:57,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:57,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:45:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:57,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:58,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:58,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:58,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:58,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 16:45:58,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:58,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:58,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:45:58,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:58,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:45:58,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:58,086 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2020-10-29 16:45:58,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [62409229] [2020-10-29 16:45:58,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 16:45:58,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 16:45:58,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240339878] [2020-10-29 16:45:58,089 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 16:45:58,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 16:45:58,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 16:45:58,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 16:45:58,091 INFO L87 Difference]: Start difference. First operand 2585 states and 3338 transitions. Second operand 8 states.