/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:41:26,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:41:26,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:41:26,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:41:26,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:41:26,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:41:26,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:41:26,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:41:26,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:41:26,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:41:26,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:41:26,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:41:26,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:41:26,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:41:26,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:41:26,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:41:26,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:41:26,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:41:26,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:41:26,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:41:26,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:41:26,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:41:26,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:41:26,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:41:26,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:41:26,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:41:26,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:41:26,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:41:26,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:41:26,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:41:26,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:41:26,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:41:26,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:41:26,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:41:26,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:41:26,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:41:26,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:41:26,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:41:26,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:41:26,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:41:26,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:41:26,327 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:41:26,354 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:41:26,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:41:26,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:41:26,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:41:26,356 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:41:26,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:41:26,357 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:41:26,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:41:26,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:41:26,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:41:26,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:41:26,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:41:26,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:41:26,359 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:41:26,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:41:26,359 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:41:26,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:41:26,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:41:26,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:41:26,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:41:26,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:41:26,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:41:26,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:41:26,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:41:26,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:41:26,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:41:26,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:41:26,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:41:26,362 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:41:26,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:41:26,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:41:26,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:41:26,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:41:26,771 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:41:26,772 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:41:26,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_productSimulator.cil.c [2020-10-29 11:41:26,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9bc9b894e/e3ba2323af2140da864de93049cd94dd/FLAGe8a88e280 [2020-10-29 11:41:27,523 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:41:27,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_productSimulator.cil.c [2020-10-29 11:41:27,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9bc9b894e/e3ba2323af2140da864de93049cd94dd/FLAGe8a88e280 [2020-10-29 11:41:27,786 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9bc9b894e/e3ba2323af2140da864de93049cd94dd [2020-10-29 11:41:27,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:41:27,807 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:41:27,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:41:27,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:41:27,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:41:27,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:41:27" (1/1) ... [2020-10-29 11:41:27,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e558f41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:27, skipping insertion in model container [2020-10-29 11:41:27,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:41:27" (1/1) ... [2020-10-29 11:41:27,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:41:27,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:41:28,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:41:28,339 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:41:28,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:41:28,512 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:41:28,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:28 WrapperNode [2020-10-29 11:41:28,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:41:28,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:41:28,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:41:28,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:41:28,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:28" (1/1) ... [2020-10-29 11:41:28,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:28" (1/1) ... [2020-10-29 11:41:28,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:28" (1/1) ... [2020-10-29 11:41:28,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:28" (1/1) ... [2020-10-29 11:41:28,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:28" (1/1) ... [2020-10-29 11:41:28,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:28" (1/1) ... [2020-10-29 11:41:28,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:28" (1/1) ... [2020-10-29 11:41:28,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:41:28,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:41:28,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:41:28,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:41:28,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:28" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:41:28,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:41:28,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:41:28,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:41:28,848 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:41:28,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:41:28,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:41:28,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:41:28,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:41:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:41:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:41:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:41:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:41:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:41:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:41:28,850 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:41:28,850 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:41:28,850 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:41:28,850 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2020-10-29 11:41:28,850 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__highWaterSensor [2020-10-29 11:41:28,850 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2020-10-29 11:41:28,851 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__lowWaterSensor [2020-10-29 11:41:28,851 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2020-10-29 11:41:28,851 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__methaneAlarm [2020-10-29 11:41:28,851 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:41:28,851 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2020-10-29 11:41:28,851 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__role__methaneQuery [2020-10-29 11:41:28,851 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:41:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:41:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:41:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:41:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:41:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:41:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:41:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:41:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:41:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:41:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:41:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:41:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:41:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-29 11:41:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:41:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:41:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:41:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:41:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:41:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:41:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:41:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:41:28,855 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:41:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:41:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:41:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:41:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:41:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:41:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:41:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:41:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:41:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:41:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:41:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:41:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:41:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:41:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:41:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:41:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:41:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:41:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:41:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:41:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:41:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:41:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:41:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:41:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:41:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:41:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:41:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:41:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:41:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:41:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:41:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:41:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:41:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:41:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:41:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:41:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:41:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:41:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:41:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:41:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:41:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:41:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:41:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:41:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:41:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-29 11:41:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:41:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2020-10-29 11:41:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:41:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__highWaterSensor [2020-10-29 11:41:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2020-10-29 11:41:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:41:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__lowWaterSensor [2020-10-29 11:41:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2020-10-29 11:41:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:41:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__methaneAlarm [2020-10-29 11:41:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2020-10-29 11:41:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__role__methaneQuery [2020-10-29 11:41:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:41:28,864 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:41:28,864 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:41:28,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:41:28,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:41:28,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:41:30,198 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:41:30,200 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:41:30,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:41:30 BoogieIcfgContainer [2020-10-29 11:41:30,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:41:30,209 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:41:30,209 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:41:30,215 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:41:30,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:41:27" (1/3) ... [2020-10-29 11:41:30,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dbfad91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:41:30, skipping insertion in model container [2020-10-29 11:41:30,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:41:28" (2/3) ... [2020-10-29 11:41:30,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dbfad91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:41:30, skipping insertion in model container [2020-10-29 11:41:30,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:41:30" (3/3) ... [2020-10-29 11:41:30,220 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_productSimulator.cil.c [2020-10-29 11:41:30,235 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:41:30,241 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:41:30,257 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:41:30,302 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:41:30,303 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:41:30,303 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:41:30,303 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:41:30,303 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:41:30,303 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:41:30,304 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:41:30,304 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:41:30,330 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states. [2020-10-29 11:41:30,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-29 11:41:30,345 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:30,346 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:41:30,347 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:41:30,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:30,354 INFO L82 PathProgramCache]: Analyzing trace with hash 272326910, now seen corresponding path program 1 times [2020-10-29 11:41:30,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:30,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1173258910] [2020-10-29 11:41:30,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:30,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:30,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:32,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:33,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:33,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-29 11:41:33,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:41:33,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2985 [2020-10-29 11:41:33,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:33,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:33,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:41:33,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:33,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-29 11:41:33,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:41:34,304 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-29 11:41:34,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 178 [2020-10-29 11:41:34,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:34,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:41:34,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:34,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:34,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:34,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:34,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:34,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:41:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-29 11:41:34,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 11:41:34,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:34,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:41:34,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:34,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:34,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:34,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:34,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:34,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:34,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:34,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:34,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:34,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 11:41:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:34,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:34,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:34,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:34,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:34,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:34,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:34,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:34,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:34,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 11:41:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:34,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:34,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:34,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:34,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 11:41:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:34,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:34,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:34,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:34,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:41:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:34,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:34,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:34,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:34,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:41:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:34,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:34,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:34,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:34,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:34,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:34,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 11:41:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:34,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:34,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:34,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:34,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:34,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 11:41:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:34,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:34,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:34,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:34,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:34,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 11:41:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:34,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:34,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:34,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:34,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:34,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:34,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:34,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:34,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:34,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:34,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:34,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-29 11:41:34,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1173258910] [2020-10-29 11:41:34,822 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:41:34,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 11:41:34,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765983053] [2020-10-29 11:41:34,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 11:41:34,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:34,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 11:41:34,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 11:41:34,852 INFO L87 Difference]: Start difference. First operand 252 states. Second operand 6 states. [2020-10-29 11:41:35,552 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-29 11:41:40,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:40,788 INFO L93 Difference]: Finished difference Result 661 states and 877 transitions. [2020-10-29 11:41:40,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 11:41:40,796 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2020-10-29 11:41:40,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:40,820 INFO L225 Difference]: With dead ends: 661 [2020-10-29 11:41:40,820 INFO L226 Difference]: Without dead ends: 450 [2020-10-29 11:41:40,829 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:41:40,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2020-10-29 11:41:41,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 360. [2020-10-29 11:41:41,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2020-10-29 11:41:41,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 450 transitions. [2020-10-29 11:41:41,055 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 450 transitions. Word has length 85 [2020-10-29 11:41:41,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:41,056 INFO L481 AbstractCegarLoop]: Abstraction has 360 states and 450 transitions. [2020-10-29 11:41:41,056 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 11:41:41,056 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 450 transitions. [2020-10-29 11:41:41,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-29 11:41:41,063 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:41,064 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:41:41,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:41:41,064 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:41:41,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:41,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1567471379, now seen corresponding path program 1 times [2020-10-29 11:41:41,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:41,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1540553285] [2020-10-29 11:41:41,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:41,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:42,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:42,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-29 11:41:42,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:42,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1266 [2020-10-29 11:41:42,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:42,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:42,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:41:42,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:42,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-29 11:41:42,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:41:42,892 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-29 11:41:42,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:42,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-29 11:41:43,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:43,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:41:43,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:43,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:43,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:43,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:41:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-29 11:41:43,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 11:41:43,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:43,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:41:43,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:43,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:43,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:43,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:43,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:43,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:43,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:43,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 11:41:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:43,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:43,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:43,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:41:43,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:43,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:43,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:43,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 11:41:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:43,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:43,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:43,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 11:41:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:43,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:43,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:43,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:41:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:43,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:43,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:43,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:41:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:43,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:43,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:43,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:43,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 11:41:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:43,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:43,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:43,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:41:43,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 11:41:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:43,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:43,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:43,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 11:41:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:43,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:41:43,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:43,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:43,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-29 11:41:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:43,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:43,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:43,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:43,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:43,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:43,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:43,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:43,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:43,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:43,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:43,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-29 11:41:43,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1540553285] [2020-10-29 11:41:43,272 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:41:43,272 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:41:43,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419818635] [2020-10-29 11:41:43,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:41:43,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:43,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:41:43,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:41:43,275 INFO L87 Difference]: Start difference. First operand 360 states and 450 transitions. Second operand 10 states. [2020-10-29 11:41:44,087 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-29 11:41:46,407 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-29 11:41:48,651 WARN L193 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 230 [2020-10-29 11:41:49,318 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-29 11:41:49,838 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-10-29 11:41:53,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:41:53,212 INFO L93 Difference]: Finished difference Result 1173 states and 1594 transitions. [2020-10-29 11:41:53,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:41:53,216 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 97 [2020-10-29 11:41:53,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:41:53,228 INFO L225 Difference]: With dead ends: 1173 [2020-10-29 11:41:53,228 INFO L226 Difference]: Without dead ends: 854 [2020-10-29 11:41:53,235 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=148, Invalid=358, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:41:53,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2020-10-29 11:41:53,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 709. [2020-10-29 11:41:53,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 709 states. [2020-10-29 11:41:53,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 709 states and 900 transitions. [2020-10-29 11:41:53,533 INFO L78 Accepts]: Start accepts. Automaton has 709 states and 900 transitions. Word has length 97 [2020-10-29 11:41:53,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:41:53,538 INFO L481 AbstractCegarLoop]: Abstraction has 709 states and 900 transitions. [2020-10-29 11:41:53,538 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:41:53,538 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 900 transitions. [2020-10-29 11:41:53,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-29 11:41:53,553 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:41:53,553 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:41:53,553 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:41:53,554 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:41:53,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:41:53,554 INFO L82 PathProgramCache]: Analyzing trace with hash -2073057011, now seen corresponding path program 1 times [2020-10-29 11:41:53,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:41:53,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2038835847] [2020-10-29 11:41:53,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:41:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:53,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:53,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:55,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:58,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:58,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-29 11:41:58,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:41:58,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 11:41:58,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:58,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:58,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 11:41:58,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:58,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-29 11:41:58,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,127 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-10-29 11:41:59,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:41:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-29 11:41:59,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:59,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:41:59,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:59,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:59,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:59,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:41:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-29 11:41:59,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 11:41:59,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:59,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:41:59,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:41:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:41:59,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:59,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:59,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:41:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:59,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:59,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:59,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 11:41:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:59,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:59,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:59,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:41:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:59,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:59,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:59,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 11:41:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:59,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:59,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:59,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 11:41:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:59,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:59,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:59,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:41:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:59,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:59,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:41:59,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:41:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:41:59,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:41:59,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:41:59,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:41:59,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:41:59,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 11:41:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:41:59,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:41:59,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:41:59,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:41:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:41:59,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:41:59,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 11:41:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:59,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:59,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:59,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:59,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-29 11:41:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:59,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:59,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:59,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:59,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 11:41:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:41:59,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:59,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:59,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:59,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-29 11:41:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:41:59,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:41:59,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:41:59,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:41:59,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:41:59,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:41:59,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:41:59,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:41:59,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:41:59,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:41:59,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:41:59,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:41:59,534 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-29 11:41:59,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2038835847] [2020-10-29 11:41:59,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:41:59,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:41:59,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080257594] [2020-10-29 11:41:59,538 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:41:59,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:41:59,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:41:59,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:41:59,540 INFO L87 Difference]: Start difference. First operand 709 states and 900 transitions. Second operand 9 states. [2020-10-29 11:42:00,270 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-10-29 11:42:06,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:06,615 INFO L93 Difference]: Finished difference Result 1852 states and 2648 transitions. [2020-10-29 11:42:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:42:06,616 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 101 [2020-10-29 11:42:06,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:06,628 INFO L225 Difference]: With dead ends: 1852 [2020-10-29 11:42:06,628 INFO L226 Difference]: Without dead ends: 1184 [2020-10-29 11:42:06,633 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=153, Invalid=309, Unknown=0, NotChecked=0, Total=462 [2020-10-29 11:42:06,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1184 states. [2020-10-29 11:42:06,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1184 to 1015. [2020-10-29 11:42:06,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1015 states. [2020-10-29 11:42:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 1015 states and 1325 transitions. [2020-10-29 11:42:06,934 INFO L78 Accepts]: Start accepts. Automaton has 1015 states and 1325 transitions. Word has length 101 [2020-10-29 11:42:06,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:06,935 INFO L481 AbstractCegarLoop]: Abstraction has 1015 states and 1325 transitions. [2020-10-29 11:42:06,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:42:06,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1325 transitions. [2020-10-29 11:42:06,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-29 11:42:06,937 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:06,938 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:06,938 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:42:06,938 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:06,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:06,939 INFO L82 PathProgramCache]: Analyzing trace with hash -452266535, now seen corresponding path program 1 times [2020-10-29 11:42:06,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:06,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1543130237] [2020-10-29 11:42:06,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-29 11:42:06,998 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-29 11:42:06,998 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-29 11:42:07,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:42:07,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:42:07 BoogieIcfgContainer [2020-10-29 11:42:07,046 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:42:07,049 INFO L168 Benchmark]: Toolchain (without parser) took 39246.52 ms. Allocated memory was 153.1 MB in the beginning and 684.7 MB in the end (delta: 531.6 MB). Free memory was 126.7 MB in the beginning and 604.4 MB in the end (delta: -477.7 MB). Peak memory consumption was 54.8 MB. Max. memory is 8.0 GB. [2020-10-29 11:42:07,049 INFO L168 Benchmark]: CDTParser took 3.67 ms. Allocated memory is still 153.1 MB. Free memory is still 125.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:42:07,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 702.32 ms. Allocated memory is still 153.1 MB. Free memory was 126.1 MB in the beginning and 101.6 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:42:07,053 INFO L168 Benchmark]: Boogie Preprocessor took 215.41 ms. Allocated memory is still 153.1 MB. Free memory was 101.6 MB in the beginning and 133.8 MB in the end (delta: -32.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. [2020-10-29 11:42:07,055 INFO L168 Benchmark]: RCFGBuilder took 1474.89 ms. Allocated memory was 153.1 MB in the beginning and 198.2 MB in the end (delta: 45.1 MB). Free memory was 133.8 MB in the beginning and 162.0 MB in the end (delta: -28.2 MB). Peak memory consumption was 87.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:42:07,062 INFO L168 Benchmark]: TraceAbstraction took 36837.42 ms. Allocated memory was 198.2 MB in the beginning and 684.7 MB in the end (delta: 486.5 MB). Free memory was 161.5 MB in the beginning and 604.4 MB in the end (delta: -442.9 MB). Peak memory consumption was 43.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:42:07,072 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.67 ms. Allocated memory is still 153.1 MB. Free memory is still 125.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 702.32 ms. Allocated memory is still 153.1 MB. Free memory was 126.1 MB in the beginning and 101.6 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 215.41 ms. Allocated memory is still 153.1 MB. Free memory was 101.6 MB in the beginning and 133.8 MB in the end (delta: -32.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1474.89 ms. Allocated memory was 153.1 MB in the beginning and 198.2 MB in the end (delta: 45.1 MB). Free memory was 133.8 MB in the beginning and 162.0 MB in the end (delta: -28.2 MB). Peak memory consumption was 87.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 36837.42 ms. Allocated memory was 198.2 MB in the beginning and 684.7 MB in the end (delta: 486.5 MB). Free memory was 161.5 MB in the beginning and 604.4 MB in the end (delta: -442.9 MB). Peak memory consumption was 43.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L211] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L408] int cleanupTimeShifts = 4; [L512] int __SELECTED_FEATURE_base ; [L513] int __SELECTED_FEATURE_highWaterSensor ; [L514] int __SELECTED_FEATURE_lowWaterSensor ; [L515] int __SELECTED_FEATURE_methaneQuery ; [L516] int __SELECTED_FEATURE_methaneAlarm ; [L517] int __SELECTED_FEATURE_stopCommand ; [L518] int __SELECTED_FEATURE_startCommand ; [L519] int __GUIDSL_ROOT_PRODUCTION ; [L607] int pumpRunning = 0; [L608] int systemActive = 1; [L1029] int waterLevel = 1; [L1030] int methaneLevelCritical = 0; [L489] int retValue_acc ; [L490] int tmp ; [L494] CALL select_helpers() [L970] __GUIDSL_ROOT_PRODUCTION = 1 [L494] RET select_helpers() [L495] CALL select_features() [L955] __SELECTED_FEATURE_base = 1 [L956] CALL, EXPR select_one() [L941] int retValue_acc ; [L942] int choice = __VERIFIER_nondet_int(); [L945] retValue_acc = choice [L946] return (retValue_acc); [L956] RET, EXPR select_one() [L956] __SELECTED_FEATURE_highWaterSensor = select_one() [L957] CALL, EXPR select_one() [L941] int retValue_acc ; [L942] int choice = __VERIFIER_nondet_int(); [L945] retValue_acc = choice [L946] return (retValue_acc); [L957] RET, EXPR select_one() [L957] __SELECTED_FEATURE_lowWaterSensor = select_one() [L958] CALL, EXPR select_one() [L941] int retValue_acc ; [L942] int choice = __VERIFIER_nondet_int(); [L945] retValue_acc = choice [L946] return (retValue_acc); [L958] RET, EXPR select_one() [L958] __SELECTED_FEATURE_methaneQuery = select_one() [L959] CALL, EXPR select_one() [L941] int retValue_acc ; [L942] int choice = __VERIFIER_nondet_int(); [L945] retValue_acc = choice [L946] return (retValue_acc); [L959] RET, EXPR select_one() [L959] __SELECTED_FEATURE_methaneAlarm = select_one() [L960] CALL, EXPR select_one() [L941] int retValue_acc ; [L942] int choice = __VERIFIER_nondet_int(); [L945] retValue_acc = choice [L946] return (retValue_acc); [L960] RET, EXPR select_one() [L960] __SELECTED_FEATURE_stopCommand = select_one() [L961] CALL, EXPR select_one() [L941] int retValue_acc ; [L942] int choice = __VERIFIER_nondet_int(); [L945] retValue_acc = choice [L946] return (retValue_acc); [L961] RET, EXPR select_one() [L961] __SELECTED_FEATURE_startCommand = select_one() [L495] RET select_features() [L496] CALL, EXPR valid_product() [L975] int retValue_acc ; [L978] retValue_acc = __SELECTED_FEATURE_base [L979] return (retValue_acc); [L496] RET, EXPR valid_product() [L496] tmp = valid_product() [L498] COND TRUE \read(tmp) [L500] FCALL setup() [L501] CALL runTest() [L480] CALL test() [L523] int splverifierCounter ; [L524] int tmp ; [L525] int tmp___0 ; [L526] int tmp___1 ; [L527] int tmp___2 ; [L530] splverifierCounter = 0 [L532] COND TRUE 1 [L534] COND TRUE splverifierCounter < 4 [L540] tmp = __VERIFIER_nondet_int() [L542] COND TRUE \read(tmp) [L544] CALL waterRise() [L1047] COND TRUE waterLevel < 2 [L1048] waterLevel = waterLevel + 1 [L544] RET waterRise() [L550] tmp___0 = __VERIFIER_nondet_int() [L552] COND FALSE !(\read(tmp___0)) [L560] tmp___2 = __VERIFIER_nondet_int() [L562] COND FALSE !(\read(tmp___2)) [L572] tmp___1 = __VERIFIER_nondet_int() [L574] COND TRUE \read(tmp___1) [L575] COND TRUE \read(__SELECTED_FEATURE_stopCommand) [L577] CALL stopSystem() [L919] COND FALSE !(\read(pumpRunning)) [L926] systemActive = 0 [L577] RET stopSystem() [L587] CALL timeShift() [L615] COND FALSE !(\read(pumpRunning)) [L622] COND FALSE !(\read(systemActive)) [L630] CALL __utac_acc__Specification3_spec__1() [L987] int tmp ; [L988] int tmp___0 ; [L989] int tmp___1 ; [L993] CALL, EXPR isMethaneLevelCritical() [L1068] int retValue_acc ; [L1071] retValue_acc = methaneLevelCritical [L1072] return (retValue_acc); [L993] RET, EXPR isMethaneLevelCritical() [L993] tmp = isMethaneLevelCritical() [L995] COND FALSE !(\read(tmp)) [L999] CALL, EXPR getWaterLevel() [L1100] int retValue_acc ; [L1103] retValue_acc = waterLevel [L1104] return (retValue_acc); [L999] RET, EXPR getWaterLevel() [L999] tmp___0 = getWaterLevel() [L1001] COND TRUE tmp___0 == 2 [L1003] CALL, EXPR isPumpRunning() [L833] int retValue_acc ; [L836] retValue_acc = pumpRunning [L837] return (retValue_acc); [L1003] RET, EXPR isPumpRunning() [L1003] tmp___1 = isPumpRunning() [L1005] COND FALSE !(\read(tmp___1)) [L1009] CALL __automaton_fail() [L1024] CALL reach_error() [L3] __assert_fail("0", "minepump_spec3_productSimulator.cil.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 313 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 36.7s, OverallIterations: 4, TraceHistogramMax: 6, AutomataDifference: 23.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 563 SDtfs, 1856 SDslu, 206 SDs, 0 SdLazy, 3252 SolverSat, 1582 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1015occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 3 MinimizatonAttempts, 404 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 12.1s InterpolantComputationTime, 384 NumberOfCodeBlocks, 384 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 280 ConstructedInterpolants, 0 QuantifiedInterpolants, 115344 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 135/135 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...