/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 12:09:55,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 12:09:55,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 12:09:55,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 12:09:55,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 12:09:55,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 12:09:55,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 12:09:55,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 12:09:55,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 12:09:55,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 12:09:55,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 12:09:55,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 12:09:55,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 12:09:55,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 12:09:55,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 12:09:55,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 12:09:55,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 12:09:55,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 12:09:55,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 12:09:55,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 12:09:55,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 12:09:55,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 12:09:55,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 12:09:55,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 12:09:55,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 12:09:55,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 12:09:55,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 12:09:55,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 12:09:55,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 12:09:55,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 12:09:55,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 12:09:55,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 12:09:55,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 12:09:55,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 12:09:55,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 12:09:55,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 12:09:55,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 12:09:55,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 12:09:55,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 12:09:55,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 12:09:55,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 12:09:55,420 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 [2020-10-14 12:09:55,443 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 12:09:55,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 12:09:55,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 12:09:55,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 12:09:55,445 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 12:09:55,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 12:09:55,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 12:09:55,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 12:09:55,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 12:09:55,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 12:09:55,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 12:09:55,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 12:09:55,447 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 12:09:55,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 12:09:55,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 12:09:55,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 12:09:55,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 12:09:55,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 12:09:55,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 12:09:55,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 12:09:55,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 12:09:55,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 12:09:55,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 12:09:55,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 12:09:55,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 12:09:55,449 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 12:09:55,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 12:09:55,450 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 12:09:55,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 12:09:55,805 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 12:09:55,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 12:09:55,811 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 12:09:55,811 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 12:09:55,812 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i [2020-10-14 12:09:55,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/15afa3c1f/6becc92046814940b3bfa57899eda16d/FLAG4f9325c59 [2020-10-14 12:09:56,763 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 12:09:56,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i [2020-10-14 12:09:56,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/15afa3c1f/6becc92046814940b3bfa57899eda16d/FLAG4f9325c59 [2020-10-14 12:09:57,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/15afa3c1f/6becc92046814940b3bfa57899eda16d [2020-10-14 12:09:57,190 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 12:09:57,191 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 12:09:57,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 12:09:57,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 12:09:57,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 12:09:57,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:09:57" (1/1) ... [2020-10-14 12:09:57,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5702e8ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:09:57, skipping insertion in model container [2020-10-14 12:09:57,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:09:57" (1/1) ... [2020-10-14 12:09:57,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 12:09:57,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 12:09:59,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 12:09:59,652 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 12:10:00,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 12:10:00,627 INFO L208 MainTranslator]: Completed translation [2020-10-14 12:10:00,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:10:00 WrapperNode [2020-10-14 12:10:00,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 12:10:00,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 12:10:00,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 12:10:00,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 12:10:00,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:10:00" (1/1) ... [2020-10-14 12:10:00,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:10:00" (1/1) ... [2020-10-14 12:10:00,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:10:00" (1/1) ... [2020-10-14 12:10:00,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:10:00" (1/1) ... [2020-10-14 12:10:00,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:10:00" (1/1) ... [2020-10-14 12:10:00,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:10:00" (1/1) ... [2020-10-14 12:10:01,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:10:00" (1/1) ... [2020-10-14 12:10:01,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 12:10:01,155 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 12:10:01,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 12:10:01,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 12:10:01,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:10:00" (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 [2020-10-14 12:10:01,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 12:10:01,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 12:10:01,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2020-10-14 12:10:01,241 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2020-10-14 12:10:01,241 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2020-10-14 12:10:01,241 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2020-10-14 12:10:01,241 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-14 12:10:01,242 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-14 12:10:01,242 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-14 12:10:01,242 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-14 12:10:01,242 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2020-10-14 12:10:01,242 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2020-10-14 12:10:01,243 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-14 12:10:01,243 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-14 12:10:01,243 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-10-14 12:10:01,243 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-10-14 12:10:01,244 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2020-10-14 12:10:01,244 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2020-10-14 12:10:01,244 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2020-10-14 12:10:01,247 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2020-10-14 12:10:01,247 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2020-10-14 12:10:01,247 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2020-10-14 12:10:01,248 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2020-10-14 12:10:01,248 INFO L138 BoogieDeclarations]: Found implementation of procedure in_to_reg [2020-10-14 12:10:01,248 INFO L138 BoogieDeclarations]: Found implementation of procedure in_from_reg [2020-10-14 12:10:01,248 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_TO_REG [2020-10-14 12:10:01,248 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN16_TO_REG [2020-10-14 12:10:01,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pwm_to_reg [2020-10-14 12:10:01,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pwm_from_reg [2020-10-14 12:10:01,248 INFO L138 BoogieDeclarations]: Found implementation of procedure DIV_TO_REG [2020-10-14 12:10:01,249 INFO L138 BoogieDeclarations]: Found implementation of procedure has_16bit_fans [2020-10-14 12:10:01,249 INFO L138 BoogieDeclarations]: Found implementation of procedure has_old_autopwm [2020-10-14 12:10:01,249 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in [2020-10-14 12:10:01,251 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_min [2020-10-14 12:10:01,251 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_max [2020-10-14 12:10:01,251 INFO L138 BoogieDeclarations]: Found implementation of procedure set_in_min [2020-10-14 12:10:01,252 INFO L138 BoogieDeclarations]: Found implementation of procedure set_in_max [2020-10-14 12:10:01,252 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp [2020-10-14 12:10:01,252 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_max [2020-10-14 12:10:01,252 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_min [2020-10-14 12:10:01,252 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_max [2020-10-14 12:10:01,254 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_min [2020-10-14 12:10:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure show_sensor [2020-10-14 12:10:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure set_sensor [2020-10-14 12:10:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure pwm_mode [2020-10-14 12:10:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan [2020-10-14 12:10:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_min [2020-10-14 12:10:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_div [2020-10-14 12:10:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pwm_enable [2020-10-14 12:10:01,256 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pwm [2020-10-14 12:10:01,256 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pwm_freq [2020-10-14 12:10:01,256 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan_min [2020-10-14 12:10:01,256 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan_div [2020-10-14 12:10:01,256 INFO L138 BoogieDeclarations]: Found implementation of procedure check_trip_points [2020-10-14 12:10:01,257 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm_enable [2020-10-14 12:10:01,257 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm [2020-10-14 12:10:01,257 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm_freq [2020-10-14 12:10:01,257 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pwm_temp_map [2020-10-14 12:10:01,257 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm_temp_map [2020-10-14 12:10:01,258 INFO L138 BoogieDeclarations]: Found implementation of procedure show_auto_pwm [2020-10-14 12:10:01,258 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auto_pwm [2020-10-14 12:10:01,258 INFO L138 BoogieDeclarations]: Found implementation of procedure show_auto_temp [2020-10-14 12:10:01,258 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auto_temp [2020-10-14 12:10:01,258 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan16 [2020-10-14 12:10:01,258 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan16_min [2020-10-14 12:10:01,258 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan16_min [2020-10-14 12:10:01,258 INFO L138 BoogieDeclarations]: Found implementation of procedure show_alarms [2020-10-14 12:10:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure show_alarm [2020-10-14 12:10:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure show_beep [2020-10-14 12:10:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure set_beep [2020-10-14 12:10:01,260 INFO L138 BoogieDeclarations]: Found implementation of procedure show_vrm_reg [2020-10-14 12:10:01,260 INFO L138 BoogieDeclarations]: Found implementation of procedure store_vrm_reg [2020-10-14 12:10:01,260 INFO L138 BoogieDeclarations]: Found implementation of procedure show_vid_reg [2020-10-14 12:10:01,261 INFO L138 BoogieDeclarations]: Found implementation of procedure show_label [2020-10-14 12:10:01,261 INFO L138 BoogieDeclarations]: Found implementation of procedure show_name [2020-10-14 12:10:01,262 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_get_fan_group [2020-10-14 12:10:01,262 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_find [2020-10-14 12:10:01,262 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_remove_files [2020-10-14 12:10:01,262 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_probe [2020-10-14 12:10:01,262 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_remove [2020-10-14 12:10:01,262 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_read_value [2020-10-14 12:10:01,263 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_write_value [2020-10-14 12:10:01,263 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_check_pwm [2020-10-14 12:10:01,263 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_init_device [2020-10-14 12:10:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_update_pwm_ctrl [2020-10-14 12:10:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_update_device [2020-10-14 12:10:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_device_add [2020-10-14 12:10:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_it87_init [2020-10-14 12:10:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_it87_exit [2020-10-14 12:10:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 12:10:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2020-10-14 12:10:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-10-14 12:10:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-10-14 12:10:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-10-14 12:10:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-10-14 12:10:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-10-14 12:10:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 12:10:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 12:10:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 12:10:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-14 12:10:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-14 12:10:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-14 12:10:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-14 12:10:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-14 12:10:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_check_resource_conflict [2020-10-14 12:10:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-14 12:10:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-14 12:10:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2020-10-14 12:10:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-14 12:10:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-14 12:10:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-14 12:10:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_get_system_info [2020-10-14 12:10:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-10-14 12:10:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-10-14 12:10:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoll [2020-10-14 12:10:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2020-10-14 12:10:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-14 12:10:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 12:10:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2020-10-14 12:10:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-14 12:10:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-14 12:10:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2020-10-14 12:10:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add_data [2020-10-14 12:10:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add_resources [2020-10-14 12:10:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2020-10-14 12:10:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_put [2020-10-14 12:10:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2020-10-14 12:10:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-10-14 12:10:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-14 12:10:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2020-10-14 12:10:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-14 12:10:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_chmod_file [2020-10-14 12:10:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2020-10-14 12:10:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2020-10-14 12:10:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_file [2020-10-14 12:10:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2020-10-14 12:10:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure vid_from_reg [2020-10-14 12:10:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure vid_which_vrm [2020-10-14 12:10:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 12:10:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-14 12:10:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 12:10:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-14 12:10:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2020-10-14 12:10:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoll [2020-10-14 12:10:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2020-10-14 12:10:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2020-10-14 12:10:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-14 12:10:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-14 12:10:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-10-14 12:10:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2020-10-14 12:10:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2020-10-14 12:10:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 12:10:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-14 12:10:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-14 12:10:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-14 12:10:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-14 12:10:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-14 12:10:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-14 12:10:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-14 12:10:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-14 12:10:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-14 12:10:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2020-10-14 12:10:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2020-10-14 12:10:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 12:10:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2020-10-14 12:10:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_chmod_file [2020-10-14 12:10:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_file [2020-10-14 12:10:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2020-10-14 12:10:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2020-10-14 12:10:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-10-14 12:10:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-10-14 12:10:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-10-14 12:10:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-10-14 12:10:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-10-14 12:10:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-14 12:10:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 12:10:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-14 12:10:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-14 12:10:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-14 12:10:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-14 12:10:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-14 12:10:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-14 12:10:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-14 12:10:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-14 12:10:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2020-10-14 12:10:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-14 12:10:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2020-10-14 12:10:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2020-10-14 12:10:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2020-10-14 12:10:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add_resources [2020-10-14 12:10:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add_data [2020-10-14 12:10:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2020-10-14 12:10:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_put [2020-10-14 12:10:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-10-14 12:10:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-14 12:10:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-10-14 12:10:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-10-14 12:10:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-10-14 12:10:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-10-14 12:10:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2020-10-14 12:10:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure vid_from_reg [2020-10-14 12:10:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure vid_which_vrm [2020-10-14 12:10:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_get_system_info [2020-10-14 12:10:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_check_resource_conflict [2020-10-14 12:10:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2020-10-14 12:10:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2020-10-14 12:10:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2020-10-14 12:10:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2020-10-14 12:10:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2020-10-14 12:10:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 12:10:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2020-10-14 12:10:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure in_to_reg [2020-10-14 12:10:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 12:10:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure in_from_reg [2020-10-14 12:10:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_TO_REG [2020-10-14 12:10:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure FAN16_TO_REG [2020-10-14 12:10:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure pwm_to_reg [2020-10-14 12:10:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure pwm_from_reg [2020-10-14 12:10:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure DIV_TO_REG [2020-10-14 12:10:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure has_16bit_fans [2020-10-14 12:10:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure has_old_autopwm [2020-10-14 12:10:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure it87_probe [2020-10-14 12:10:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure it87_remove [2020-10-14 12:10:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure it87_read_value [2020-10-14 12:10:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure it87_write_value [2020-10-14 12:10:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure it87_update_device [2020-10-14 12:10:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure it87_check_pwm [2020-10-14 12:10:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure it87_init_device [2020-10-14 12:10:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure show_in [2020-10-14 12:10:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_min [2020-10-14 12:10:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_max [2020-10-14 12:10:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure set_in_min [2020-10-14 12:10:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 12:10:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 12:10:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure set_in_max [2020-10-14 12:10:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp [2020-10-14 12:10:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_max [2020-10-14 12:10:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_min [2020-10-14 12:10:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_max [2020-10-14 12:10:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_min [2020-10-14 12:10:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure show_sensor [2020-10-14 12:10:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure set_sensor [2020-10-14 12:10:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure pwm_mode [2020-10-14 12:10:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan [2020-10-14 12:10:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_min [2020-10-14 12:10:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_div [2020-10-14 12:10:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure show_pwm_enable [2020-10-14 12:10:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure show_pwm [2020-10-14 12:10:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure show_pwm_freq [2020-10-14 12:10:01,303 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan_min [2020-10-14 12:10:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan_div [2020-10-14 12:10:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure check_trip_points [2020-10-14 12:10:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm_enable [2020-10-14 12:10:01,304 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm [2020-10-14 12:10:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm_freq [2020-10-14 12:10:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure show_pwm_temp_map [2020-10-14 12:10:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm_temp_map [2020-10-14 12:10:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure show_auto_pwm [2020-10-14 12:10:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure set_auto_pwm [2020-10-14 12:10:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure show_auto_temp [2020-10-14 12:10:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure set_auto_temp [2020-10-14 12:10:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan16 [2020-10-14 12:10:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan16_min [2020-10-14 12:10:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan16_min [2020-10-14 12:10:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure show_alarms [2020-10-14 12:10:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure show_alarm [2020-10-14 12:10:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure show_beep [2020-10-14 12:10:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure set_beep [2020-10-14 12:10:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure show_vrm_reg [2020-10-14 12:10:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure store_vrm_reg [2020-10-14 12:10:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure show_vid_reg [2020-10-14 12:10:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure show_label [2020-10-14 12:10:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 12:10:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure show_name [2020-10-14 12:10:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure it87_get_fan_group [2020-10-14 12:10:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure it87_find [2020-10-14 12:10:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure it87_remove_files [2020-10-14 12:10:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure it87_update_pwm_ctrl [2020-10-14 12:10:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure it87_device_add [2020-10-14 12:10:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure sm_it87_init [2020-10-14 12:10:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-14 12:10:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure sm_it87_exit [2020-10-14 12:10:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 12:10:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-14 12:10:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 12:10:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 12:10:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 12:10:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2020-10-14 12:10:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2020-10-14 12:10:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 12:10:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 12:10:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 12:10:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 12:10:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 12:10:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-14 12:10:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 12:10:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 12:10:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 12:10:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 12:10:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 12:10:02,442 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 12:10:02,528 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-14 12:10:02,528 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-14 12:10:27,786 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 12:10:27,820 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2020-10-14 12:10:27,821 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2020-10-14 12:10:27,907 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-10-14 12:10:28,317 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 12:10:28,430 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume !false; [2020-10-14 12:10:28,430 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume false; [2020-10-14 12:10:28,811 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 12:10:28,812 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 12:10:28,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:10:28 BoogieIcfgContainer [2020-10-14 12:10:28,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 12:10:28,823 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 12:10:28,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 12:10:28,827 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 12:10:28,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:09:57" (1/3) ... [2020-10-14 12:10:28,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1faf2496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:10:28, skipping insertion in model container [2020-10-14 12:10:28,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:10:00" (2/3) ... [2020-10-14 12:10:28,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1faf2496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:10:28, skipping insertion in model container [2020-10-14 12:10:28,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:10:28" (3/3) ... [2020-10-14 12:10:28,830 INFO L109 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-hwmon-it87.ko.cil.out.i [2020-10-14 12:10:28,841 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 12:10:28,850 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 12:10:28,866 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 12:10:28,905 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 12:10:28,905 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 12:10:28,905 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 12:10:28,905 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 12:10:28,905 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 12:10:28,906 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 12:10:28,906 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 12:10:28,906 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 12:10:28,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states. [2020-10-14 12:10:28,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-10-14 12:10:28,968 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:10:28,970 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, 1, 1, 1, 1] [2020-10-14 12:10:28,970 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:10:28,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:10:28,979 INFO L82 PathProgramCache]: Analyzing trace with hash -680697197, now seen corresponding path program 1 times [2020-10-14 12:10:28,993 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:10:28,994 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1407190027] [2020-10-14 12:10:28,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:10:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:10:33,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:10:45,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:10:45,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 12:10:45,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:10:45,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12783 [2020-10-14 12:10:45,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:10:45,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:10:45,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 12:10:45,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 12:10:45,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 12:10:45,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 12:11:04,197 WARN L193 SmtUtils]: Spent 18.56 s on a formula simplification that was a NOOP. DAG size: 2212 [2020-10-14 12:11:04,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:11:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:11:04,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:11:10,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:11:10,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:11:10,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:11:10,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6113 [2020-10-14 12:11:10,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:11:10,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:11:10,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:11:10,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:11:10,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:11:10,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:11:11,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:11:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:11:11,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:11:11,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:11:11,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 12:11:11,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:11:11,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 12:11:11,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:11:11,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:11:11,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:11:11,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:11:11,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:11:11,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 12:11:11,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 12:11:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:11:11,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:11:11,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:11:11,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-14 12:11:11,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:11:11,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-14 12:11:11,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:11:11,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:11:11,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 12:11:11,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 12:11:11,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 12:11:11,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:11:11,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:11:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:11:11,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:11:11,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:11:11,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:11:11,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:11:11,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 12:11:11,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:11:11,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:11:11,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 12:11:11,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 12:11:11,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 12:11:11,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:11:11,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 12:11:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:11:11,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:11:11,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:11:11,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 12:11:11,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:11:11,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-14 12:11:11,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:11:11,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:11:11,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:11:11,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-14 12:11:11,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:11:11,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:11:11,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:11:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:11:11,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:11:11,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:11:11,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 12:11:11,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:11:11,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-14 12:11:11,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:11:11,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:11:11,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:11:11,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:11:11,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:11:11,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:11:11,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:11:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:11:11,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:11:11,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:11:11,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 12:11:11,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:11:11,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 12:11:11,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:11:11,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:11:11,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:11:11,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:11:11,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:11:11,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:11:12,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:11:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:11:12,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:11:12,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:11:12,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:11:12,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:11:12,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 12:11:12,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:11:12,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:11:12,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:11:12,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:11:12,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:11:12,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 12:11:12,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 12:11:12,194 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1407190027] [2020-10-14 12:11:12,197 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 12:11:12,197 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 12:11:12,198 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547880338] [2020-10-14 12:11:12,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 12:11:12,207 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:11:12,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 12:11:12,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-14 12:11:12,233 INFO L87 Difference]: Start difference. First operand 1223 states. Second operand 9 states. [2020-10-14 12:11:31,050 WARN L193 SmtUtils]: Spent 18.67 s on a formula simplification that was a NOOP. DAG size: 2221 [2020-10-14 12:11:53,769 WARN L193 SmtUtils]: Spent 19.53 s on a formula simplification that was a NOOP. DAG size: 2224 [2020-10-14 12:12:13,546 WARN L193 SmtUtils]: Spent 19.60 s on a formula simplification that was a NOOP. DAG size: 2226 [2020-10-14 12:12:42,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 12:12:42,039 INFO L93 Difference]: Finished difference Result 1454 states and 2019 transitions. [2020-10-14 12:12:42,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 12:12:42,046 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 49 [2020-10-14 12:12:42,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 12:12:42,075 INFO L225 Difference]: With dead ends: 1454 [2020-10-14 12:12:42,075 INFO L226 Difference]: Without dead ends: 859 [2020-10-14 12:12:42,084 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 77.1s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2020-10-14 12:12:42,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2020-10-14 12:12:42,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 594. [2020-10-14 12:12:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2020-10-14 12:12:42,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 786 transitions. [2020-10-14 12:12:42,708 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 786 transitions. Word has length 49 [2020-10-14 12:12:42,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 12:12:42,708 INFO L479 AbstractCegarLoop]: Abstraction has 594 states and 786 transitions. [2020-10-14 12:12:42,708 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 12:12:42,708 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 786 transitions. [2020-10-14 12:12:42,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-10-14 12:12:42,712 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:12:42,712 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, 1, 1, 1, 1, 1] [2020-10-14 12:12:42,712 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 12:12:42,713 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:12:42,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:12:42,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1726235839, now seen corresponding path program 1 times [2020-10-14 12:12:42,713 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:12:42,713 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1180421455] [2020-10-14 12:12:42,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:12:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:12:44,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:12:52,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:12:52,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-14 12:12:52,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:12:52,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8926 [2020-10-14 12:12:52,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:12:52,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:12:52,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 12:12:52,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 12:12:52,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 12:12:52,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:13:11,289 WARN L193 SmtUtils]: Spent 18.32 s on a formula simplification that was a NOOP. DAG size: 2212 [2020-10-14 12:13:11,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:13:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:13:11,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:13:16,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:13:16,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:13:16,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:13:16,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5171 [2020-10-14 12:13:16,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:13:16,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:13:16,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:13:16,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:13:16,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:13:16,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:13:16,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:13:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:13:16,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:13:16,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:13:16,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 12:13:16,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:13:16,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 12:13:16,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:13:16,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:13:16,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:13:16,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:13:16,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:13:16,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:13:17,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 12:13:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:13:17,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:13:17,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:13:17,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 12:13:17,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:13:17,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-14 12:13:17,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:13:17,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:13:17,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 12:13:17,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 12:13:17,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 12:13:17,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:13:17,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:13:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:13:17,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:13:17,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:13:17,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 12:13:17,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:13:17,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 12:13:17,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:13:17,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:13:17,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 12:13:17,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 12:13:17,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 12:13:17,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:13:17,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 12:13:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:13:17,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:13:17,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:13:17,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 12:13:17,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:13:17,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 12:13:17,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:13:17,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:13:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:13:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-14 12:13:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:13:17,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:13:17,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:13:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:13:17,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:13:17,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:13:17,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 12:13:17,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:13:17,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 12:13:17,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:13:17,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:13:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:13:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:13:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:13:17,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 12:13:17,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:13:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:13:17,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:13:17,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:13:17,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 12:13:17,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:13:17,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 12:13:17,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:13:17,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:13:17,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:13:17,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:13:17,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:13:17,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:13:17,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:13:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:13:17,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:13:17,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:13:17,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:13:17,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:13:17,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 12:13:17,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:13:17,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:13:17,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:13:17,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:13:17,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:13:17,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:13:17,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 12:13:17,635 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1180421455] [2020-10-14 12:13:17,636 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 12:13:17,636 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 12:13:17,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511162700] [2020-10-14 12:13:17,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 12:13:17,638 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:13:17,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 12:13:17,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-14 12:13:17,639 INFO L87 Difference]: Start difference. First operand 594 states and 786 transitions. Second operand 10 states. [2020-10-14 12:13:36,323 WARN L193 SmtUtils]: Spent 18.60 s on a formula simplification that was a NOOP. DAG size: 2221