/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 17:29:47,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 17:29:47,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 17:29:47,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 17:29:47,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 17:29:47,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 17:29:47,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 17:29:47,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 17:29:47,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 17:29:47,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 17:29:47,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 17:29:47,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 17:29:47,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 17:29:47,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 17:29:47,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 17:29:47,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 17:29:47,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 17:29:47,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 17:29:47,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 17:29:47,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 17:29:47,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 17:29:47,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 17:29:47,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 17:29:47,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 17:29:47,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 17:29:47,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 17:29:47,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 17:29:47,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 17:29:47,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 17:29:47,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 17:29:47,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 17:29:47,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 17:29:47,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 17:29:47,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 17:29:47,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 17:29:47,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 17:29:47,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 17:29:47,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 17:29:47,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 17:29:47,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 17:29:47,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 17:29:47,377 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 [2020-10-13 17:29:47,399 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 17:29:47,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 17:29:47,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 17:29:47,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 17:29:47,401 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 17:29:47,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 17:29:47,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 17:29:47,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 17:29:47,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 17:29:47,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 17:29:47,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 17:29:47,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 17:29:47,403 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 17:29:47,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 17:29:47,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 17:29:47,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 17:29:47,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 17:29:47,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 17:29:47,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 17:29:47,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 17:29:47,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 17:29:47,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 17:29:47,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 17:29:47,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 17:29:47,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 17:29:47,405 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 17:29:47,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 17:29:47,405 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 17:29:47,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 17:29:47,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 17:29:47,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 17:29:47,716 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 17:29:47,716 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 17:29:47,717 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2020-10-13 17:29:47,772 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fea95d708/14ab6267939a4ebe88efd73be9ce5a9f/FLAG8adf699ec [2020-10-13 17:29:48,575 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 17:29:48,576 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2020-10-13 17:29:48,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fea95d708/14ab6267939a4ebe88efd73be9ce5a9f/FLAG8adf699ec [2020-10-13 17:29:49,093 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fea95d708/14ab6267939a4ebe88efd73be9ce5a9f [2020-10-13 17:29:49,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 17:29:49,103 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 17:29:49,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 17:29:49,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 17:29:49,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 17:29:49,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:29:49" (1/1) ... [2020-10-13 17:29:49,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f9529c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:49, skipping insertion in model container [2020-10-13 17:29:49,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:29:49" (1/1) ... [2020-10-13 17:29:49,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 17:29:49,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 17:29:50,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 17:29:50,889 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 17:29:51,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 17:29:51,647 INFO L208 MainTranslator]: Completed translation [2020-10-13 17:29:51,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:51 WrapperNode [2020-10-13 17:29:51,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 17:29:51,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 17:29:51,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 17:29:51,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 17:29:51,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:51" (1/1) ... [2020-10-13 17:29:51,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:51" (1/1) ... [2020-10-13 17:29:51,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:51" (1/1) ... [2020-10-13 17:29:51,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:51" (1/1) ... [2020-10-13 17:29:51,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:51" (1/1) ... [2020-10-13 17:29:51,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:51" (1/1) ... [2020-10-13 17:29:51,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:51" (1/1) ... [2020-10-13 17:29:51,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 17:29:51,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 17:29:51,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 17:29:51,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 17:29:51,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:51" (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 [2020-10-13 17:29:52,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 17:29:52,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 17:29:52,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-13 17:29:52,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-13 17:29:52,057 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-13 17:29:52,058 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-13 17:29:52,058 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 17:29:52,059 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-13 17:29:52,059 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2020-10-13 17:29:52,060 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-10-13 17:29:52,060 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-10-13 17:29:52,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2020-10-13 17:29:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-10-13 17:29:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-10-13 17:29:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 17:29:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 17:29:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 17:29:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 17:29:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 17:29:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-13 17:29:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-10-13 17:29:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-10-13 17:29:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dump_gate [2020-10-13 17:29:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_sync_regs [2020-10-13 17:29:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_mdelay [2020-10-13 17:29:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_misc_control [2020-10-13 17:29:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_modify_reg [2020-10-13 17:29:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_unit_power [2020-10-13 17:29:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_clock [2020-10-13 17:29:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_pll [2020-10-13 17:29:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_select_clock [2020-10-13 17:29:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_clock [2020-10-13 17:29:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_find_clock [2020-10-13 17:29:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm_device [2020-10-13 17:29:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_device_release [2020-10-13 17:29:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subdev [2020-10-13 17:29:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_device [2020-10-13 17:29:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subio [2020-10-13 17:29:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_mem [2020-10-13 17:29:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_irq [2020-10-13 17:29:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_usbhost [2020-10-13 17:29:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_setup_uart_data [2020-10-13 17:29:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_uart [2020-10-13 17:29:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_display [2020-10-13 17:29:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm501_gpio [2020-10-13 17:29:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_to_dev [2020-10-13 17:29:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_get [2020-10-13 17:29:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_ensure_gpio [2020-10-13 17:29:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_set [2020-10-13 17:29:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_input [2020-10-13 17:29:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_output [2020-10-13 17:29:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_register_chip [2020-10-13 17:29:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio [2020-10-13 17:29:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_remove [2020-10-13 17:29:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_pin2nr [2020-10-13 17:29:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_isregistered [2020-10-13 17:29:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c_instance [2020-10-13 17:29:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_gpio_i2c [2020-10-13 17:29:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dbg_regs [2020-10-13 17:29:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_reg [2020-10-13 17:29:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_regs [2020-10-13 17:29:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_check_clocks [2020-10-13 17:29:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_dev [2020-10-13 17:29:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_probe [2020-10-13 17:29:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_power [2020-10-13 17:29:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_suspend [2020-10-13 17:29:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_resume [2020-10-13 17:29:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_probe [2020-10-13 17:29:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_remove_sub [2020-10-13 17:29:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dev_remove [2020-10-13 17:29:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_pci_remove [2020-10-13 17:29:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_remove [2020-10-13 17:29:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_init [2020-10-13 17:29:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_base_exit [2020-10-13 17:29:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 17:29:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-13 17:29:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-13 17:29:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-13 17:29:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-13 17:29:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-13 17:29:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-13 17:29:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-13 17:29:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2020-10-13 17:29:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-13 17:29:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2020-10-13 17:29:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-10-13 17:29:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2020-10-13 17:29:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_register_13 [2020-10-13 17:29:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_14 [2020-10-13 17:29:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 17:29:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 17:29:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 17:29:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-13 17:29:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-13 17:29:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-13 17:29:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-13 17:29:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-13 17:29:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-13 17:29:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-13 17:29:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-13 17:29:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-13 17:29:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-13 17:29:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-13 17:29:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-13 17:29:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-13 17:29:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-13 17:29:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 17:29:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 17:29:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-13 17:29:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-13 17:29:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-13 17:29:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-13 17:29:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-13 17:29:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 17:29:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-13 17:29:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-13 17:29:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-13 17:29:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-13 17:29:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-13 17:29:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-13 17:29:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-13 17:29:52,088 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2020-10-13 17:29:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-10-13 17:29:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_add [2020-10-13 17:29:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_remove [2020-10-13 17:29:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2020-10-13 17:29:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2020-10-13 17:29:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-13 17:29:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-13 17:29:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-13 17:29:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-13 17:29:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-13 17:29:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-13 17:29:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-13 17:29:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2020-10-13 17:29:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-13 17:29:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_register [2020-10-13 17:29:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2020-10-13 17:29:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-10-13 17:29:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-13 17:29:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2020-10-13 17:29:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2020-10-13 17:29:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 17:29:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2020-10-13 17:29:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 17:29:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 17:29:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 17:29:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 17:29:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-13 17:29:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-13 17:29:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-13 17:29:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 17:29:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-13 17:29:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-13 17:29:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 17:29:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-13 17:29:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-13 17:29:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-13 17:29:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-13 17:29:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-13 17:29:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-13 17:29:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-13 17:29:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-13 17:29:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-13 17:29:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-10-13 17:29:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2020-10-13 17:29:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-13 17:29:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-13 17:29:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-13 17:29:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-13 17:29:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2020-10-13 17:29:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2020-10-13 17:29:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-13 17:29:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-13 17:29:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-13 17:29:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-13 17:29:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-13 17:29:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 17:29:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 17:29:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-13 17:29:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-13 17:29:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 17:29:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-13 17:29:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2020-10-13 17:29:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2020-10-13 17:29:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 17:29:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-13 17:29:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-10-13 17:29:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-10-13 17:29:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2020-10-13 17:29:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2020-10-13 17:29:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2020-10-13 17:29:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-13 17:29:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-13 17:29:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2020-10-13 17:29:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-10-13 17:29:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-13 17:29:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-13 17:29:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-13 17:29:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-13 17:29:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_register [2020-10-13 17:29:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2020-10-13 17:29:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2020-10-13 17:29:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2020-10-13 17:29:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-10-13 17:29:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_register_13 [2020-10-13 17:29:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-13 17:29:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_14 [2020-10-13 17:29:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-10-13 17:29:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-10-13 17:29:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-13 17:29:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-13 17:29:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-13 17:29:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-13 17:29:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 17:29:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 17:29:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 17:29:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 17:29:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 17:29:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 17:29:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 17:29:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 17:29:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 17:29:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 17:29:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-13 17:29:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-10-13 17:29:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-10-13 17:29:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2020-10-13 17:29:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_unit_power [2020-10-13 17:29:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_clock [2020-10-13 17:29:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_find_clock [2020-10-13 17:29:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_misc_control [2020-10-13 17:29:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_modify_reg [2020-10-13 17:29:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_add [2020-10-13 17:29:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_remove [2020-10-13 17:29:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dump_gate [2020-10-13 17:29:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_sync_regs [2020-10-13 17:29:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_mdelay [2020-10-13 17:29:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 17:29:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_clock [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_pll [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_select_clock [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm_device [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_device_release [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subdev [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_device [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subio [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_mem [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_irq [2020-10-13 17:29:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_usbhost [2020-10-13 17:29:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_setup_uart_data [2020-10-13 17:29:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_uart [2020-10-13 17:29:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_display [2020-10-13 17:29:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm501_gpio [2020-10-13 17:29:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_to_dev [2020-10-13 17:29:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_get [2020-10-13 17:29:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_ensure_gpio [2020-10-13 17:29:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_set [2020-10-13 17:29:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_input [2020-10-13 17:29:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_output [2020-10-13 17:29:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_register_chip [2020-10-13 17:29:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio [2020-10-13 17:29:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_remove [2020-10-13 17:29:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_pin2nr [2020-10-13 17:29:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_isregistered [2020-10-13 17:29:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c_instance [2020-10-13 17:29:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_gpio_i2c [2020-10-13 17:29:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dbg_regs [2020-10-13 17:29:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_reg [2020-10-13 17:29:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_regs [2020-10-13 17:29:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_check_clocks [2020-10-13 17:29:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_dev [2020-10-13 17:29:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_probe [2020-10-13 17:29:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_power [2020-10-13 17:29:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-13 17:29:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-13 17:29:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_suspend [2020-10-13 17:29:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_resume [2020-10-13 17:29:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_probe [2020-10-13 17:29:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_remove_sub [2020-10-13 17:29:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dev_remove [2020-10-13 17:29:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_pci_remove [2020-10-13 17:29:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_remove [2020-10-13 17:29:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_init [2020-10-13 17:29:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_base_exit [2020-10-13 17:29:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 17:29:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 17:29:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 17:29:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 17:29:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 17:29:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_clock_lock_of_sm501_devdata [2020-10-13 17:29:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-13 17:29:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-13 17:29:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-13 17:29:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-13 17:29:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-13 17:29:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-13 17:29:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-13 17:29:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-13 17:29:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-13 17:29:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-13 17:29:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 17:29:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 17:29:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 17:29:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 17:29:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 17:29:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 17:30:00,726 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 17:30:00,726 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 17:30:00,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:30:00 BoogieIcfgContainer [2020-10-13 17:30:00,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 17:30:00,738 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 17:30:00,738 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 17:30:00,741 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 17:30:00,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:29:49" (1/3) ... [2020-10-13 17:30:00,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ecc24f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:30:00, skipping insertion in model container [2020-10-13 17:30:00,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:29:51" (2/3) ... [2020-10-13 17:30:00,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ecc24f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:30:00, skipping insertion in model container [2020-10-13 17:30:00,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:30:00" (3/3) ... [2020-10-13 17:30:00,745 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2020-10-13 17:30:00,755 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 17:30:00,764 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 17:30:00,778 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 17:30:00,813 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 17:30:00,813 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 17:30:00,814 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 17:30:00,814 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 17:30:00,814 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 17:30:00,814 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 17:30:00,814 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 17:30:00,815 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 17:30:00,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states. [2020-10-13 17:30:00,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-10-13 17:30:00,877 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 17:30:00,878 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 17:30:00,879 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 17:30:00,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 17:30:00,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1584391125, now seen corresponding path program 1 times [2020-10-13 17:30:00,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 17:30:00,899 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [611196344] [2020-10-13 17:30:00,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 17:30:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:30:01,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:30:06,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:30:06,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-13 17:30:06,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:30:06,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5322 [2020-10-13 17:30:06,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:30:06,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 17:30:06,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 17:30:06,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 17:30:06,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 17:30:10,239 WARN L193 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 865 [2020-10-13 17:30:10,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:30:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:30:10,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:30:14,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:30:14,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:30:14,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:30:14,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4582 [2020-10-13 17:30:14,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:30:14,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:30:14,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:30:14,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:30:14,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:30:15,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:30:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:30:15,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:30:15,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:30:15,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:30:15,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:30:15,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 17:30:15,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:30:15,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:30:15,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:30:15,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:30:15,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:30:15,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 17:30:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:30:15,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:30:15,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:30:15,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 17:30:15,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:30:15,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 17:30:15,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:30:15,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:30:15,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-13 17:30:15,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:30:15,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:30:15,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:30:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:30:15,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:30:15,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:30:15,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 17:30:15,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:30:15,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 17:30:15,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:30:15,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:30:15,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:30:15,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:30:15,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:30:15,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:30:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:30:15,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:30:15,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:30:15,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:30:15,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:30:15,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 17:30:15,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:30:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:30:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:30:15,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:30:15,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:30:15,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 17:30:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:30:15,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:30:15,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:30:15,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:30:15,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:30:15,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 17:30:15,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:30:15,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:30:15,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:30:15,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:30:15,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 17:30:15,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 17:30:15,171 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [611196344] [2020-10-13 17:30:15,173 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 17:30:15,173 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 17:30:15,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027701725] [2020-10-13 17:30:15,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 17:30:15,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 17:30:15,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 17:30:15,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 17:30:15,198 INFO L87 Difference]: Start difference. First operand 1273 states. Second operand 6 states. [2020-10-13 17:30:24,941 WARN L193 SmtUtils]: Spent 3.15 s on a formula simplification that was a NOOP. DAG size: 867 [2020-10-13 17:31:26,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 17:31:26,759 INFO L93 Difference]: Finished difference Result 3963 states and 5599 transitions. [2020-10-13 17:31:26,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 17:31:26,761 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-10-13 17:31:26,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 17:31:26,808 INFO L225 Difference]: With dead ends: 3963 [2020-10-13 17:31:26,809 INFO L226 Difference]: Without dead ends: 2823 [2020-10-13 17:31:26,824 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-13 17:31:26,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2823 states. [2020-10-13 17:31:27,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2823 to 2196. [2020-10-13 17:31:27,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2196 states. [2020-10-13 17:31:27,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 2196 states and 2901 transitions. [2020-10-13 17:31:27,875 INFO L78 Accepts]: Start accepts. Automaton has 2196 states and 2901 transitions. Word has length 39 [2020-10-13 17:31:27,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 17:31:27,876 INFO L479 AbstractCegarLoop]: Abstraction has 2196 states and 2901 transitions. [2020-10-13 17:31:27,876 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 17:31:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 2901 transitions. [2020-10-13 17:31:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-10-13 17:31:27,887 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 17:31:27,887 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 17:31:27,887 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 17:31:27,888 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 17:31:27,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 17:31:27,888 INFO L82 PathProgramCache]: Analyzing trace with hash 32176370, now seen corresponding path program 1 times [2020-10-13 17:31:27,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 17:31:27,889 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2141235551] [2020-10-13 17:31:27,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 17:31:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:31:28,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:31:35,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:31:35,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-13 17:31:35,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:31:35,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6979 [2020-10-13 17:31:35,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:31:35,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 17:31:35,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-13 17:31:35,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 17:31:35,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:31:38,174 WARN L193 SmtUtils]: Spent 2.97 s on a formula simplification that was a NOOP. DAG size: 865 [2020-10-13 17:31:38,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:31:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:31:38,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:31:40,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:31:40,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:31:40,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:31:40,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2287 [2020-10-13 17:31:40,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:31:40,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:31:40,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:31:40,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:31:40,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:31:40,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:31:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:31:40,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:31:40,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:31:40,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:31:40,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:31:40,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 17:31:40,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:31:40,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:31:40,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:31:40,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:31:40,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:31:40,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-13 17:31:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:31:40,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:31:40,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:31:40,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 17:31:40,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:31:40,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 17:31:40,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:31:40,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:31:40,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:31:40,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:31:40,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:31:40,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:31:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:31:40,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:31:40,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:31:40,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 17:31:40,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:31:40,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 17:31:40,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:31:40,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:31:40,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:31:40,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:31:40,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:31:40,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:31:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:31:40,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:31:40,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:31:40,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:31:40,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:31:40,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:31:40,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:31:40,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:31:40,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:31:40,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:31:40,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 17:31:40,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 17:31:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:31:40,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:31:40,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:31:40,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:31:40,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:31:40,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 17:31:40,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:31:40,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:31:40,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:31:40,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:31:40,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:31:40,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 17:31:40,791 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2141235551] [2020-10-13 17:31:40,791 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 17:31:40,792 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 17:31:40,792 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322954433] [2020-10-13 17:31:40,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 17:31:40,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 17:31:40,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 17:31:40,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 17:31:40,796 INFO L87 Difference]: Start difference. First operand 2196 states and 2901 transitions. Second operand 6 states. [2020-10-13 17:31:49,610 WARN L193 SmtUtils]: Spent 3.02 s on a formula simplification that was a NOOP. DAG size: 867 [2020-10-13 17:32:57,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 17:32:57,442 INFO L93 Difference]: Finished difference Result 4234 states and 5826 transitions. [2020-10-13 17:32:57,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 17:32:57,443 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 45 [2020-10-13 17:32:57,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 17:32:57,473 INFO L225 Difference]: With dead ends: 4234 [2020-10-13 17:32:57,474 INFO L226 Difference]: Without dead ends: 4223 [2020-10-13 17:32:57,477 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-13 17:32:57,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4223 states. [2020-10-13 17:32:58,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4223 to 2196. [2020-10-13 17:32:58,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2196 states. [2020-10-13 17:32:58,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 2196 states and 2900 transitions. [2020-10-13 17:32:58,477 INFO L78 Accepts]: Start accepts. Automaton has 2196 states and 2900 transitions. Word has length 45 [2020-10-13 17:32:58,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 17:32:58,478 INFO L479 AbstractCegarLoop]: Abstraction has 2196 states and 2900 transitions. [2020-10-13 17:32:58,478 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 17:32:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 2900 transitions. [2020-10-13 17:32:58,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-10-13 17:32:58,480 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 17:32:58,481 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 17:32:58,481 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 17:32:58,481 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 17:32:58,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 17:32:58,482 INFO L82 PathProgramCache]: Analyzing trace with hash 89434672, now seen corresponding path program 1 times [2020-10-13 17:32:58,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 17:32:58,482 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1401119596] [2020-10-13 17:32:58,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 17:32:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:32:58,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:33:05,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:33:05,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-13 17:33:05,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:33:05,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7016 [2020-10-13 17:33:05,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:33:05,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 17:33:05,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 17:33:05,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-13 17:33:05,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:33:08,848 WARN L193 SmtUtils]: Spent 3.04 s on a formula simplification that was a NOOP. DAG size: 865 [2020-10-13 17:33:08,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 17:33:08,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:33:08,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:33:10,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:33:10,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:33:10,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:33:10,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2004 [2020-10-13 17:33:10,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:33:10,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:33:10,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:33:10,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:33:10,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:33:10,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 17:33:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:33:11,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:33:11,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:33:11,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:33:11,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:33:11,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 17:33:11,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:33:11,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 17:33:11,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:33:11,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 17:33:11,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:33:11,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-13 17:33:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:33:11,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:33:11,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:33:11,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 17:33:11,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:33:11,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 17:33:11,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:33:11,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 17:33:11,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:33:11,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-13 17:33:11,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:33:11,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:33:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:33:11,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:33:11,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:33:11,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 17:33:11,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:33:11,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 17:33:11,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:33:11,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:33:11,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:33:11,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:33:11,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:33:11,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 17:33:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:33:11,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:33:11,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:33:11,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:33:11,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:33:11,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 17:33:11,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:33:11,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:33:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:33:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:33:11,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:33:11,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 17:33:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 17:33:11,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 17:33:11,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 17:33:11,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 17:33:11,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 17:33:11,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 17:33:11,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 17:33:11,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 17:33:11,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 17:33:11,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 17:33:11,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 17:33:11,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 17:33:11,119 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1401119596] [2020-10-13 17:33:11,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 17:33:11,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 17:33:11,120 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194424210] [2020-10-13 17:33:11,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 17:33:11,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 17:33:11,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 17:33:11,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 17:33:11,121 INFO L87 Difference]: Start difference. First operand 2196 states and 2900 transitions. Second operand 6 states. [2020-10-13 17:33:17,596 WARN L193 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 867