/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 22:32:32,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 22:32:32,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 22:32:32,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 22:32:32,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 22:32:32,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 22:32:32,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 22:32:32,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 22:32:32,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 22:32:32,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 22:32:32,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 22:32:32,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 22:32:32,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 22:32:32,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 22:32:32,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 22:32:32,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 22:32:32,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 22:32:32,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 22:32:32,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 22:32:32,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 22:32:32,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 22:32:32,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 22:32:32,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 22:32:32,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 22:32:32,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 22:32:32,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 22:32:32,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 22:32:32,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 22:32:32,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 22:32:32,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 22:32:32,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 22:32:32,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 22:32:32,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 22:32:32,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 22:32:32,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 22:32:32,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 22:32:32,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 22:32:32,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 22:32:32,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 22:32:32,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 22:32:32,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 22:32:32,192 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 22:32:32,243 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 22:32:32,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 22:32:32,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 22:32:32,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 22:32:32,249 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 22:32:32,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 22:32:32,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 22:32:32,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 22:32:32,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 22:32:32,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 22:32:32,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 22:32:32,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 22:32:32,252 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 22:32:32,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 22:32:32,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 22:32:32,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 22:32:32,253 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 22:32:32,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 22:32:32,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 22:32:32,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 22:32:32,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 22:32:32,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 22:32:32,254 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 22:32:32,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 22:32:32,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 22:32:32,254 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 22:32:32,254 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 22:32:32,255 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 22:32:32,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 22:32:32,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 22:32:32,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 22:32:32,731 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 22:32:32,732 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 22:32:32,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i [2020-10-28 22:32:32,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd2b5de81/26092e5f9c1346c7a9b5e2a37d54a9ff/FLAG2e88824b2 [2020-10-28 22:32:33,855 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 22:32:33,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i [2020-10-28 22:32:33,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd2b5de81/26092e5f9c1346c7a9b5e2a37d54a9ff/FLAG2e88824b2 [2020-10-28 22:32:34,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd2b5de81/26092e5f9c1346c7a9b5e2a37d54a9ff [2020-10-28 22:32:34,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 22:32:34,360 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 22:32:34,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 22:32:34,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 22:32:34,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 22:32:34,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:32:34" (1/1) ... [2020-10-28 22:32:34,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d50217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:34, skipping insertion in model container [2020-10-28 22:32:34,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:32:34" (1/1) ... [2020-10-28 22:32:34,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 22:32:34,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 22:32:36,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 22:32:36,917 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 22:32:37,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 22:32:37,746 INFO L208 MainTranslator]: Completed translation [2020-10-28 22:32:37,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:37 WrapperNode [2020-10-28 22:32:37,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 22:32:37,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 22:32:37,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 22:32:37,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 22:32:37,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:37" (1/1) ... [2020-10-28 22:32:37,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:37" (1/1) ... [2020-10-28 22:32:37,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:37" (1/1) ... [2020-10-28 22:32:37,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:37" (1/1) ... [2020-10-28 22:32:38,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:37" (1/1) ... [2020-10-28 22:32:38,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:37" (1/1) ... [2020-10-28 22:32:38,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:37" (1/1) ... [2020-10-28 22:32:38,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 22:32:38,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 22:32:38,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 22:32:38,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 22:32:38,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:37" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 22:32:38,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 22:32:38,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 22:32:38,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2020-10-28 22:32:38,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 22:32:38,269 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 22:32:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 22:32:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 22:32:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2020-10-28 22:32:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-28 22:32:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-28 22:32:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2020-10-28 22:32:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_len [2020-10-28 22:32:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_start [2020-10-28 22:32:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_valid [2020-10-28 22:32:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_len [2020-10-28 22:32:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_irq [2020-10-28 22:32:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_irq_valid [2020-10-28 22:32:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_drvdata [2020-10-28 22:32:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_set_drvdata [2020-10-28 22:32:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-28 22:32:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ir_raw_event [2020-10-28 22:32:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_reset [2020-10-28 22:32:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cr_write [2020-10-28 22:32:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cr_read [2020-10-28 22:32:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_set_reg_bit [2020-10-28 22:32:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_efm_enable [2020-10-28 22:32:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_efm_disable [2020-10-28 22:32:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_select_logical_dev [2020-10-28 22:32:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_reg_write [2020-10-28 22:32:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_reg_read [2020-10-28 22:32:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_wake_reg_write [2020-10-28 22:32:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_wake_reg_read [2020-10-28 22:32:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cir_dump_regs [2020-10-28 22:32:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cir_wake_dump_regs [2020-10-28 22:32:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_hw_detect [2020-10-28 22:32:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_ldev_init [2020-10-28 22:32:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_wake_ldev_init [2020-10-28 22:32:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_clear_cir_fifo [2020-10-28 22:32:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_clear_cir_wake_fifo [2020-10-28 22:32:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_clear_tx_fifo [2020-10-28 22:32:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_set_cir_iren [2020-10-28 22:32:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_regs_init [2020-10-28 22:32:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_wake_regs_init [2020-10-28 22:32:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_enable_wake [2020-10-28 22:32:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_set_tx_carrier [2020-10-28 22:32:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_tx_ir [2020-10-28 22:32:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_dump_rx_buf [2020-10-28 22:32:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_process_rx_ir_data [2020-10-28 22:32:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_handle_rx_fifo_overrun [2020-10-28 22:32:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_get_rx_ir_data [2020-10-28 22:32:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_log_irqs [2020-10-28 22:32:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_tx_inactive [2020-10-28 22:32:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_isr [2020-10-28 22:32:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_cir_wake_isr [2020-10-28 22:32:38,282 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_enable_cir [2020-10-28 22:32:38,282 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_disable_cir [2020-10-28 22:32:38,282 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_open [2020-10-28 22:32:38,283 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_close [2020-10-28 22:32:38,283 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_probe [2020-10-28 22:32:38,283 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_remove [2020-10-28 22:32:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_suspend [2020-10-28 22:32:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_resume [2020-10-28 22:32:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_shutdown [2020-10-28 22:32:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_init [2020-10-28 22:32:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure nvt_exit [2020-10-28 22:32:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_nvt_exit_8_2 [2020-10-28 22:32:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_nvt_init_8_7 [2020-10-28 22:32:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2020-10-28 22:32:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_callback_2_9 [2020-10-28 22:32:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_probe_2_16 [2020-10-28 22:32:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_release_2_2 [2020-10-28 22:32:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_resume_2_5 [2020-10-28 22:32:38,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_base_instance_suspend_2_7 [2020-10-28 22:32:38,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_6_1 [2020-10-28 22:32:38,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_3_1 [2020-10-28 22:32:38,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_4_2 [2020-10-28 22:32:38,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_5_2 [2020-10-28 22:32:38,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_7_2 [2020-10-28 22:32:38,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_8 [2020-10-28 22:32:38,288 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 22:32:38,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2020-10-28 22:32:38,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2020-10-28 22:32:38,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2020-10-28 22:32:38,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2020-10-28 22:32:38,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2020-10-28 22:32:38,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2020-10-28 22:32:38,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2020-10-28 22:32:38,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2020-10-28 22:32:38,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pnp_register_driver [2020-10-28 22:32:38,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pnp_unregister_driver [2020-10-28 22:32:38,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2020-10-28 22:32:38,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_pnp_driver_base_instance_2 [2020-10-28 22:32:38,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2020-10-28 22:32:38,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2020-10-28 22:32:38,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2020-10-28 22:32:38,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2020-10-28 22:32:38,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2020-10-28 22:32:38,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_10 [2020-10-28 22:32:38,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_19 [2020-10-28 22:32:38,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_25 [2020-10-28 22:32:38,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_26 [2020-10-28 22:32:38,293 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 22:32:38,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_44 [2020-10-28 22:32:38,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_45 [2020-10-28 22:32:38,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_46 [2020-10-28 22:32:38,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_47 [2020-10-28 22:32:38,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_48 [2020-10-28 22:32:38,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_50 [2020-10-28 22:32:38,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_52 [2020-10-28 22:32:38,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_54 [2020-10-28 22:32:38,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_56 [2020-10-28 22:32:38,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_58 [2020-10-28 22:32:38,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_60 [2020-10-28 22:32:38,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_62 [2020-10-28 22:32:38,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_64 [2020-10-28 22:32:38,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_66 [2020-10-28 22:32:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_67 [2020-10-28 22:32:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_68 [2020-10-28 22:32:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_69 [2020-10-28 22:32:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_71 [2020-10-28 22:32:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_72 [2020-10-28 22:32:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_73 [2020-10-28 22:32:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_75 [2020-10-28 22:32:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pnp_register_driver_77 [2020-10-28 22:32:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pnp_unregister_driver_78 [2020-10-28 22:32:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2020-10-28 22:32:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2020-10-28 22:32:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2020-10-28 22:32:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 22:32:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 22:32:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 22:32:38,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 22:32:38,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2020-10-28 22:32:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2020-10-28 22:32:38,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2020-10-28 22:32:38,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2020-10-28 22:32:38,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2020-10-28 22:32:38,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2020-10-28 22:32:38,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 22:32:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 22:32:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 22:32:38,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 22:32:38,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2020-10-28 22:32:38,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 22:32:38,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2020-10-28 22:32:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2020-10-28 22:32:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2020-10-28 22:32:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 22:32:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 22:32:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-28 22:32:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2020-10-28 22:32:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2020-10-28 22:32:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2020-10-28 22:32:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2020-10-28 22:32:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2020-10-28 22:32:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2020-10-28 22:32:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2020-10-28 22:32:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2020-10-28 22:32:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2020-10-28 22:32:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2020-10-28 22:32:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2020-10-28 22:32:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2020-10-28 22:32:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2020-10-28 22:32:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2020-10-28 22:32:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2020-10-28 22:32:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2020-10-28 22:32:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2020-10-28 22:32:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2020-10-28 22:32:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2020-10-28 22:32:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2020-10-28 22:32:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2020-10-28 22:32:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2020-10-28 22:32:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2020-10-28 22:32:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2020-10-28 22:32:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2020-10-28 22:32:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2020-10-28 22:32:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2020-10-28 22:32:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2020-10-28 22:32:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2020-10-28 22:32:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2020-10-28 22:32:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2020-10-28 22:32:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2020-10-28 22:32:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2020-10-28 22:32:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2020-10-28 22:32:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2020-10-28 22:32:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2020-10-28 22:32:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2020-10-28 22:32:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2020-10-28 22:32:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2020-10-28 22:32:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2020-10-28 22:32:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2020-10-28 22:32:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2020-10-28 22:32:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2020-10-28 22:32:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2020-10-28 22:32:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2020-10-28 22:32:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2020-10-28 22:32:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2020-10-28 22:32:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2020-10-28 22:32:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2020-10-28 22:32:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2020-10-28 22:32:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2020-10-28 22:32:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2020-10-28 22:32:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2020-10-28 22:32:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 22:32:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2020-10-28 22:32:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 22:32:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2020-10-28 22:32:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2020-10-28 22:32:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2020-10-28 22:32:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2020-10-28 22:32:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-28 22:32:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2020-10-28 22:32:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 22:32:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-28 22:32:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-28 22:32:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-28 22:32:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 22:32:38,328 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 22:32:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure device_init_wakeup [2020-10-28 22:32:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-28 22:32:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-28 22:32:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_handle [2020-10-28 22:32:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_store [2020-10-28 22:32:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_store_with_filter [2020-10-28 22:32:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2020-10-28 22:32:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2020-10-28 22:32:38,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-28 22:32:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 22:32:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2020-10-28 22:32:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2020-10-28 22:32:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2020-10-28 22:32:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_register_driver [2020-10-28 22:32:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_unregister_driver [2020-10-28 22:32:38,330 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2020-10-28 22:32:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 22:32:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_allocate_device [2020-10-28 22:32:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_free_device [2020-10-28 22:32:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_register_device [2020-10-28 22:32:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_unregister_device [2020-10-28 22:32:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-28 22:32:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-28 22:32:38,332 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 22:32:38,332 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 22:32:38,332 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 22:32:38,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 22:32:38,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2020-10-28 22:32:38,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2020-10-28 22:32:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2020-10-28 22:32:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2020-10-28 22:32:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 22:32:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 22:32:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 22:32:38,339 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 22:32:38,340 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 22:32:38,340 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-28 22:32:38,340 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2020-10-28 22:32:38,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_44 [2020-10-28 22:32:38,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_46 [2020-10-28 22:32:38,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_48 [2020-10-28 22:32:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_50 [2020-10-28 22:32:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_52 [2020-10-28 22:32:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_54 [2020-10-28 22:32:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_56 [2020-10-28 22:32:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_58 [2020-10-28 22:32:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_60 [2020-10-28 22:32:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_62 [2020-10-28 22:32:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_64 [2020-10-28 22:32:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_69 [2020-10-28 22:32:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_73 [2020-10-28 22:32:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_75 [2020-10-28 22:32:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 22:32:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2020-10-28 22:32:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2020-10-28 22:32:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 22:32:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2020-10-28 22:32:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2020-10-28 22:32:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2020-10-28 22:32:38,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 22:32:38,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 22:32:38,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2020-10-28 22:32:38,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2020-10-28 22:32:38,347 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 22:32:38,347 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 22:32:38,347 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 22:32:38,347 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 22:32:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_45 [2020-10-28 22:32:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_47 [2020-10-28 22:32:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-28 22:32:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-28 22:32:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2020-10-28 22:32:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-28 22:32:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2020-10-28 22:32:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 22:32:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-28 22:32:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-28 22:32:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-28 22:32:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-28 22:32:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure device_init_wakeup [2020-10-28 22:32:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_25 [2020-10-28 22:32:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_26 [2020-10-28 22:32:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 22:32:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2020-10-28 22:32:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2020-10-28 22:32:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_len [2020-10-28 22:32:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_start [2020-10-28 22:32:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_valid [2020-10-28 22:32:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_len [2020-10-28 22:32:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_irq [2020-10-28 22:32:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_irq_valid [2020-10-28 22:32:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_drvdata [2020-10-28 22:32:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_set_drvdata [2020-10-28 22:32:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_register_driver [2020-10-28 22:32:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pnp_register_driver_77 [2020-10-28 22:32:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_unregister_driver [2020-10-28 22:32:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pnp_unregister_driver_78 [2020-10-28 22:32:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-28 22:32:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-28 22:32:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_66 [2020-10-28 22:32:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_67 [2020-10-28 22:32:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-28 22:32:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_68 [2020-10-28 22:32:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_71 [2020-10-28 22:32:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_72 [2020-10-28 22:32:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-28 22:32:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 22:32:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 22:32:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure rc_allocate_device [2020-10-28 22:32:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure rc_free_device [2020-10-28 22:32:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure rc_register_device [2020-10-28 22:32:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure rc_unregister_device [2020-10-28 22:32:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure init_ir_raw_event [2020-10-28 22:32:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 22:32:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_handle [2020-10-28 22:32:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_store [2020-10-28 22:32:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_store_with_filter [2020-10-28 22:32:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_reset [2020-10-28 22:32:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 22:32:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 22:32:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 22:32:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cr_write [2020-10-28 22:32:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cr_read [2020-10-28 22:32:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_set_reg_bit [2020-10-28 22:32:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_efm_enable [2020-10-28 22:32:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_efm_disable [2020-10-28 22:32:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_select_logical_dev [2020-10-28 22:32:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_reg_write [2020-10-28 22:32:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_reg_read [2020-10-28 22:32:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_wake_reg_write [2020-10-28 22:32:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_wake_reg_read [2020-10-28 22:32:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure cir_dump_regs [2020-10-28 22:32:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure cir_wake_dump_regs [2020-10-28 22:32:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_hw_detect [2020-10-28 22:32:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2020-10-28 22:32:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_ldev_init [2020-10-28 22:32:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_wake_ldev_init [2020-10-28 22:32:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_clear_cir_fifo [2020-10-28 22:32:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_clear_cir_wake_fifo [2020-10-28 22:32:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_clear_tx_fifo [2020-10-28 22:32:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_set_cir_iren [2020-10-28 22:32:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_regs_init [2020-10-28 22:32:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_wake_regs_init [2020-10-28 22:32:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_enable_wake [2020-10-28 22:32:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_set_tx_carrier [2020-10-28 22:32:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 22:32:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_tx_ir [2020-10-28 22:32:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 22:32:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_dump_rx_buf [2020-10-28 22:32:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_process_rx_ir_data [2020-10-28 22:32:38,357 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_handle_rx_fifo_overrun [2020-10-28 22:32:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_get_rx_ir_data [2020-10-28 22:32:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_log_irqs [2020-10-28 22:32:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_tx_inactive [2020-10-28 22:32:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_isr [2020-10-28 22:32:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_cir_wake_isr [2020-10-28 22:32:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_enable_cir [2020-10-28 22:32:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_disable_cir [2020-10-28 22:32:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_open [2020-10-28 22:32:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_close [2020-10-28 22:32:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_probe [2020-10-28 22:32:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_remove [2020-10-28 22:32:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_suspend [2020-10-28 22:32:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_resume [2020-10-28 22:32:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_shutdown [2020-10-28 22:32:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_init [2020-10-28 22:32:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure nvt_exit [2020-10-28 22:32:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_nvt_exit_8_2 [2020-10-28 22:32:38,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_nvt_init_8_7 [2020-10-28 22:32:38,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2020-10-28 22:32:38,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_callback_2_9 [2020-10-28 22:32:38,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_probe_2_16 [2020-10-28 22:32:38,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_release_2_2 [2020-10-28 22:32:38,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_resume_2_5 [2020-10-28 22:32:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_base_instance_suspend_2_7 [2020-10-28 22:32:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_6_1 [2020-10-28 22:32:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_3_1 [2020-10-28 22:32:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_4_2 [2020-10-28 22:32:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_5_2 [2020-10-28 22:32:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_7_2 [2020-10-28 22:32:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_8 [2020-10-28 22:32:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 22:32:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2020-10-28 22:32:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2020-10-28 22:32:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2020-10-28 22:32:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2020-10-28 22:32:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2020-10-28 22:32:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2020-10-28 22:32:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2020-10-28 22:32:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2020-10-28 22:32:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pnp_register_driver [2020-10-28 22:32:38,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pnp_unregister_driver [2020-10-28 22:32:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2020-10-28 22:32:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_pnp_driver_base_instance_2 [2020-10-28 22:32:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2020-10-28 22:32:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2020-10-28 22:32:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2020-10-28 22:32:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2020-10-28 22:32:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2020-10-28 22:32:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_10 [2020-10-28 22:32:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_19 [2020-10-28 22:32:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 22:32:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2020-10-28 22:32:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2020-10-28 22:32:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 22:32:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2020-10-28 22:32:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 22:32:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 22:32:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 22:32:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 22:32:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2020-10-28 22:32:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2020-10-28 22:32:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-28 22:32:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2020-10-28 22:32:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 22:32:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2020-10-28 22:32:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 22:32:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2020-10-28 22:32:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 22:32:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 22:32:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 22:32:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 22:32:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 22:32:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 22:32:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-28 22:32:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2020-10-28 22:32:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 22:32:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 22:32:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2020-10-28 22:32:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2020-10-28 22:32:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2020-10-28 22:32:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2020-10-28 22:32:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 22:32:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2020-10-28 22:32:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2020-10-28 22:32:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2020-10-28 22:32:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2020-10-28 22:32:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2020-10-28 22:32:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2020-10-28 22:32:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2020-10-28 22:32:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2020-10-28 22:32:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2020-10-28 22:32:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2020-10-28 22:32:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2020-10-28 22:32:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2020-10-28 22:32:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2020-10-28 22:32:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2020-10-28 22:32:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2020-10-28 22:32:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2020-10-28 22:32:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2020-10-28 22:32:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2020-10-28 22:32:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2020-10-28 22:32:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2020-10-28 22:32:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2020-10-28 22:32:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2020-10-28 22:32:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2020-10-28 22:32:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2020-10-28 22:32:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2020-10-28 22:32:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2020-10-28 22:32:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2020-10-28 22:32:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2020-10-28 22:32:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2020-10-28 22:32:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2020-10-28 22:32:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2020-10-28 22:32:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2020-10-28 22:32:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2020-10-28 22:32:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2020-10-28 22:32:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2020-10-28 22:32:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2020-10-28 22:32:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2020-10-28 22:32:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_nvt_lock_of_nvt_dev [2020-10-28 22:32:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2020-10-28 22:32:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2020-10-28 22:32:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2020-10-28 22:32:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2020-10-28 22:32:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2020-10-28 22:32:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2020-10-28 22:32:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2020-10-28 22:32:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2020-10-28 22:32:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2020-10-28 22:32:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2020-10-28 22:32:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2020-10-28 22:32:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2020-10-28 22:32:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2020-10-28 22:32:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2020-10-28 22:32:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2020-10-28 22:32:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2020-10-28 22:32:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2020-10-28 22:32:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 22:32:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 22:32:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 22:32:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 22:32:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 22:32:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-28 22:32:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 22:32:38,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 22:32:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 22:32:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 22:32:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 22:32:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 22:32:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 22:32:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 22:32:39,394 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 22:32:48,643 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2020-10-28 22:32:49,079 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 22:32:49,080 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-28 22:32:49,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:32:49 BoogieIcfgContainer [2020-10-28 22:32:49,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 22:32:49,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 22:32:49,088 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 22:32:49,091 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 22:32:49,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:32:34" (1/3) ... [2020-10-28 22:32:49,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72f6827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:32:49, skipping insertion in model container [2020-10-28 22:32:49,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:32:37" (2/3) ... [2020-10-28 22:32:49,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72f6827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:32:49, skipping insertion in model container [2020-10-28 22:32:49,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:32:49" (3/3) ... [2020-10-28 22:32:49,095 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-rc-nuvoton-cir.cil.i [2020-10-28 22:32:49,108 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 22:32:49,126 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 22:32:49,142 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 22:32:49,181 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 22:32:49,182 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 22:32:49,182 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 22:32:49,182 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 22:32:49,182 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 22:32:49,182 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 22:32:49,182 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 22:32:49,182 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 22:32:49,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states. [2020-10-28 22:32:49,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-28 22:32:49,253 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 22:32:49,255 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 22:32:49,255 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 22:32:49,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 22:32:49,262 INFO L82 PathProgramCache]: Analyzing trace with hash 827697060, now seen corresponding path program 1 times [2020-10-28 22:32:49,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 22:32:49,273 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1537868254] [2020-10-28 22:32:49,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 22:32:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:32:50,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:32:53,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:32:57,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:32:57,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 22:32:57,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 22:32:57,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8004 [2020-10-28 22:32:57,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:32:57,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:32:57,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 22:32:57,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-28 22:32:57,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 22:32:57,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 22:33:04,148 WARN L193 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 988 [2020-10-28 22:33:04,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 22:33:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:04,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 22:33:05,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 825 [2020-10-28 22:33:05,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 22:33:05,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 22:33:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 22:33:05,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 22:33:05,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:33:05,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 22:33:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 22:33:05,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 22:33:05,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:33:05,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 22:33:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-28 22:33:05,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 22:33:05,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 22:33:05,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 22:33:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 22:33:05,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 22:33:05,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:33:05,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 22:33:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 22:33:05,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 22:33:05,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 22:33:05,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 22:33:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 22:33:05,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 22:33:05,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:33:05,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 22:33:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 22:33:05,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 22:33:05,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:33:05,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 22:33:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 22:33:05,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 22:33:05,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:33:05,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 22:33:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 22:33:05,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-28 22:33:05,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:33:05,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 22:33:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 22:33:05,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 22:33:05,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 22:33:05,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:33:05,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 22:33:05,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:33:05,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-28 22:33:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:33:05,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:33:05,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:33:05,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 22:33:05,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:33:05,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 22:33:05,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:33:05,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:33:05,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:33:05,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 22:33:05,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:33:05,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:33:05,647 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-28 22:33:05,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1537868254] [2020-10-28 22:33:05,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 22:33:05,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 22:33:05,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082766706] [2020-10-28 22:33:05,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 22:33:05,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 22:33:05,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 22:33:05,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-28 22:33:05,673 INFO L87 Difference]: Start difference. First operand 1785 states. Second operand 6 states. [2020-10-28 22:33:15,285 WARN L193 SmtUtils]: Spent 5.91 s on a formula simplification that was a NOOP. DAG size: 990 [2020-10-28 22:34:51,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 22:34:51,461 INFO L93 Difference]: Finished difference Result 4321 states and 5945 transitions. [2020-10-28 22:34:51,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 22:34:51,463 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 71 [2020-10-28 22:34:51,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 22:34:51,516 INFO L225 Difference]: With dead ends: 4321 [2020-10-28 22:34:51,517 INFO L226 Difference]: Without dead ends: 2949 [2020-10-28 22:34:51,533 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 12.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-10-28 22:34:51,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2949 states. [2020-10-28 22:34:53,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2949 to 2614. [2020-10-28 22:34:53,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2614 states. [2020-10-28 22:34:53,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2614 states and 3458 transitions. [2020-10-28 22:34:53,331 INFO L78 Accepts]: Start accepts. Automaton has 2614 states and 3458 transitions. Word has length 71 [2020-10-28 22:34:53,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 22:34:53,332 INFO L481 AbstractCegarLoop]: Abstraction has 2614 states and 3458 transitions. [2020-10-28 22:34:53,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 22:34:53,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 3458 transitions. [2020-10-28 22:34:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-28 22:34:53,342 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 22:34:53,343 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 22:34:53,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 22:34:53,344 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 22:34:53,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 22:34:53,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1025711982, now seen corresponding path program 1 times [2020-10-28 22:34:53,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 22:34:53,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1869245814] [2020-10-28 22:34:53,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 22:34:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:34:53,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:34:53,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:34:54,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:34:58,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:34:58,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-28 22:34:58,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 22:34:58,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5088 [2020-10-28 22:34:58,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:34:58,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:34:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 22:34:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 115 [2020-10-28 22:34:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 22:34:58,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:35:04,629 WARN L193 SmtUtils]: Spent 5.90 s on a formula simplification that was a NOOP. DAG size: 988 [2020-10-28 22:35:04,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 22:35:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:04,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 22:35:05,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 648 [2020-10-28 22:35:05,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:35:05,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 22:35:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 22:35:05,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 22:35:05,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 22:35:05,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 22:35:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 22:35:05,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 22:35:05,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 22:35:05,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 22:35:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-28 22:35:05,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 22:35:05,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:35:05,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 22:35:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 22:35:05,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 22:35:05,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:35:05,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 22:35:05,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 22:35:05,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 22:35:05,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 22:35:05,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 22:35:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 22:35:05,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 22:35:05,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 22:35:05,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 22:35:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 22:35:05,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 22:35:05,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:35:05,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 22:35:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 22:35:05,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 22:35:05,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 22:35:05,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 22:35:05,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 22:35:05,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 22:35:05,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 22:35:05,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 22:35:05,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 22:35:05,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 22:35:05,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 22:35:05,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 22:35:05,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 22:35:05,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:35:05,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 22:35:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 22:35:05,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 22:35:05,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 22:35:05,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 22:35:05,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 22:35:05,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:35:05,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 22:35:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 22:35:05,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 22:35:05,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 22:35:05,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 22:35:05,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 22:35:05,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:35:05,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 22:35:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:35:05,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:35:05,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 22:35:05,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 22:35:05,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 22:35:05,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 22:35:05,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 22:35:05,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 22:35:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 22:35:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 22:35:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 22:35:05,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 22:35:05,877 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-28 22:35:05,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1869245814] [2020-10-28 22:35:05,878 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 22:35:05,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 22:35:05,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569866948] [2020-10-28 22:35:05,881 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 22:35:05,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 22:35:05,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 22:35:05,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-28 22:35:05,882 INFO L87 Difference]: Start difference. First operand 2614 states and 3458 transitions. Second operand 6 states. [2020-10-28 22:35:23,916 WARN L193 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 990 [2020-10-28 22:36:17,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 22:36:17,392 INFO L93 Difference]: Finished difference Result 5538 states and 7417 transitions. [2020-10-28 22:36:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 22:36:17,394 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2020-10-28 22:36:17,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 22:36:17,422 INFO L225 Difference]: With dead ends: 5538 [2020-10-28 22:36:17,422 INFO L226 Difference]: Without dead ends: 2946 [2020-10-28 22:36:17,436 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 22:36:17,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2946 states. [2020-10-28 22:36:19,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2946 to 2616. [2020-10-28 22:36:19,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2616 states. [2020-10-28 22:36:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2616 states and 3460 transitions. [2020-10-28 22:36:19,066 INFO L78 Accepts]: Start accepts. Automaton has 2616 states and 3460 transitions. Word has length 98 [2020-10-28 22:36:19,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 22:36:19,067 INFO L481 AbstractCegarLoop]: Abstraction has 2616 states and 3460 transitions. [2020-10-28 22:36:19,067 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 22:36:19,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3460 transitions. [2020-10-28 22:36:19,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-28 22:36:19,077 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 22:36:19,077 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 22:36:19,077 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 22:36:19,077 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 22:36:19,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 22:36:19,078 INFO L82 PathProgramCache]: Analyzing trace with hash -1434536207, now seen corresponding path program 1 times [2020-10-28 22:36:19,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 22:36:19,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1208215157] [2020-10-28 22:36:19,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 22:36:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 22:36:19,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:36:19,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 22:36:23,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking...