/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:59:57,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:59:57,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:59:57,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:59:57,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:59:57,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:59:57,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:59:57,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:59:57,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:59:57,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:59:57,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:59:57,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:59:57,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:59:57,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:59:57,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:59:57,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:59:57,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:59:57,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:59:57,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:59:57,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:59:57,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:59:57,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:59:57,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:59:57,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:59:57,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:59:57,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:59:57,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:59:57,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:59:57,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:59:57,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:59:57,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:59:57,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:59:57,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:59:57,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:59:57,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:59:57,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:59:57,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:59:57,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:59:57,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:59:57,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:59:57,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:59:57,268 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 [2020-10-28 16:59:57,295 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:59:57,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:59:57,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:59:57,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:59:57,297 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:59:57,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:59:57,298 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:59:57,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:59:57,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:59:57,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:59:57,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:59:57,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:59:57,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:59:57,299 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:59:57,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:59:57,300 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:59:57,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:59:57,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:59:57,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:59:57,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:59:57,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:59:57,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:59:57,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:59:57,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:59:57,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:59:57,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:59:57,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:59:57,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:59:57,303 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:59:57,304 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:59:57,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:59:57,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:59:57,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:59:57,713 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:59:57,714 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:59:57,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c [2020-10-28 16:59:57,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fe42b4796/67dda6da888c43799e5c5c6e09aa0c40/FLAG9ec5a7b24 [2020-10-28 16:59:58,540 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:59:58,543 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c [2020-10-28 16:59:58,564 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fe42b4796/67dda6da888c43799e5c5c6e09aa0c40/FLAG9ec5a7b24 [2020-10-28 16:59:58,814 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fe42b4796/67dda6da888c43799e5c5c6e09aa0c40 [2020-10-28 16:59:58,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:59:58,827 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:59:58,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:59:58,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:59:58,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:59:58,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:59:58" (1/1) ... [2020-10-28 16:59:58,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56dcac9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:58, skipping insertion in model container [2020-10-28 16:59:58,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:59:58" (1/1) ... [2020-10-28 16:59:58,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:59:58,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:59:59,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:59:59,359 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:59:59,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:59:59,516 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:59:59,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:59 WrapperNode [2020-10-28 16:59:59,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:59:59,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:59:59,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:59:59,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:59:59,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:59" (1/1) ... [2020-10-28 16:59:59,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:59" (1/1) ... [2020-10-28 16:59:59,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:59" (1/1) ... [2020-10-28 16:59:59,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:59" (1/1) ... [2020-10-28 16:59:59,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:59" (1/1) ... [2020-10-28 16:59:59,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:59" (1/1) ... [2020-10-28 16:59:59,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:59" (1/1) ... [2020-10-28 16:59:59,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:59:59,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:59:59,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:59:59,610 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:59:59,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:59" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:59:59,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:59:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:59:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:59:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:59:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:59:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:59:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:59:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:59:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:59:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:59:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-28 16:59:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:59:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:59:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:59:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:59:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:59:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:59:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:59:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:59:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:59:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:59:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:59:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:59:59,703 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:59:59,703 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:59:59,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:59:59,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:59:59,703 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:59:59,704 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:59:59,704 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:59:59,704 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:59:59,704 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:59:59,704 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:59:59,705 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:59:59,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:59:59,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:59:59,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:59:59,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:59:59,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:59:59,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:59:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:59:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:59:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:59:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:59:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:59:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:59:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:59:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:59:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:59:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:59:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:59:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:59:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:59:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:59:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:59:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:59:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:59:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:59:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:59:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:59:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:59:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:59:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-28 16:59:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:59:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:59:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:59:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:59:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:59:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:59:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:59:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:59:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:59:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:59:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:59:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:59:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:59:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:59:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:59:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:59:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:59:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:59:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:59:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:59:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:59:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:59:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:59:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:59:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:59:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:59:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:59:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:59:59,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:59:59,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:59:59,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:00:00,925 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:00:00,926 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:00:00,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:00:00 BoogieIcfgContainer [2020-10-28 17:00:00,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:00:00,930 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:00:00,930 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:00:00,934 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:00:00,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:59:58" (1/3) ... [2020-10-28 17:00:00,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d692961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:00:00, skipping insertion in model container [2020-10-28 17:00:00,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:59" (2/3) ... [2020-10-28 17:00:00,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d692961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:00:00, skipping insertion in model container [2020-10-28 17:00:00,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:00:00" (3/3) ... [2020-10-28 17:00:00,938 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product27.cil.c [2020-10-28 17:00:00,951 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:00:00,956 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:00:00,970 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:00:01,001 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:00:01,001 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:00:01,001 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:00:01,001 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:00:01,002 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:00:01,002 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:00:01,002 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:00:01,002 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:00:01,026 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-10-28 17:00:01,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 17:00:01,036 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:00:01,037 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:00:01,038 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]=== [2020-10-28 17:00:01,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:00:01,045 INFO L82 PathProgramCache]: Analyzing trace with hash -870396313, now seen corresponding path program 1 times [2020-10-28 17:00:01,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:00:01,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1527536312] [2020-10-28 17:00:01,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:00:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:01,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:01,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:02,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:04,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:06,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:06,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 17:00:06,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:00:06,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 17:00:06,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:06,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:06,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:06,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 17:00:06,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:06,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-28 17:00:06,779 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:06,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:06,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:06,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:06,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:06,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:06,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:06,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-28 17:00:06,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:06,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:06,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:06,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:06,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:06,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:06,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:06,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:06,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:06,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:06,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:06,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:06,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:06,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:06,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:06,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:06,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:06,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:06,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:06,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:06,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:06,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:06,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:06,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:06,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:06,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:06,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:06,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:06,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:06,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:06,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:06,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:06,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:06,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:06,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:06,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:06,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:06,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:06,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:06,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:06,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:06,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:06,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:06,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:06,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:06,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:06,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:06,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:06,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:06,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:06,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:06,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:00:06,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:00:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:06,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:06,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:06,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:06,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:06,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:06,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:06,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:06,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:06,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:06,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:06,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:06,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:00:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:06,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:06,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:06,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:06,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:06,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:06,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:06,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:06,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:06,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:06,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:06,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:00:06,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1527536312] [2020-10-28 17:00:06,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:00:06,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 17:00:06,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281897117] [2020-10-28 17:00:07,003 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 17:00:07,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:07,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 17:00:07,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 17:00:07,021 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 3 states. [2020-10-28 17:00:08,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:08,355 INFO L93 Difference]: Finished difference Result 266 states and 352 transitions. [2020-10-28 17:00:08,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 17:00:08,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 17:00:08,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:08,370 INFO L225 Difference]: With dead ends: 266 [2020-10-28 17:00:08,371 INFO L226 Difference]: Without dead ends: 143 [2020-10-28 17:00:08,375 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 17:00:08,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-10-28 17:00:08,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 111. [2020-10-28 17:00:08,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-28 17:00:08,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 130 transitions. [2020-10-28 17:00:08,472 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 130 transitions. Word has length 47 [2020-10-28 17:00:08,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:08,473 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 130 transitions. [2020-10-28 17:00:08,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 17:00:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 130 transitions. [2020-10-28 17:00:08,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 17:00:08,477 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:00:08,477 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:00:08,477 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:00:08,477 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]=== [2020-10-28 17:00:08,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:00:08,478 INFO L82 PathProgramCache]: Analyzing trace with hash -797018590, now seen corresponding path program 1 times [2020-10-28 17:00:08,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:00:08,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [565417302] [2020-10-28 17:00:08,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:00:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:08,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:08,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:08,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:10,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:11,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:13,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:13,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:00:13,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:00:13,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 17:00:13,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:13,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:13,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:13,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 17:00:13,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:00:13,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:13,958 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:13,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:13,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:14,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:14,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:14,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:14,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 17:00:14,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:14,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:14,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:14,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:14,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:14,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:14,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:14,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:14,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:14,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:14,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:14,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:14,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:14,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:14,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:14,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:14,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:14,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:14,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:14,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:14,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:14,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:14,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:14,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:14,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:14,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:14,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:14,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:14,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:14,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:14,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:14,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:14,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:14,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:14,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:14,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:14,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:14,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:14,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:14,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:14,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:14,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:14,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:14,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:14,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:14,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:14,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:14,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:14,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:14,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:14,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:14,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:14,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:14,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:14,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:00:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:14,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:14,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:14,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:14,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:14,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:00:14,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:14,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:14,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:14,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:14,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:14,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:14,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 17:00:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:14,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:14,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:14,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:14,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:14,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:14,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:14,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:14,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:14,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:14,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:14,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:14,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:00:14,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [565417302] [2020-10-28 17:00:14,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:00:14,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:00:14,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349221012] [2020-10-28 17:00:14,073 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:00:14,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:14,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:00:14,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:00:14,076 INFO L87 Difference]: Start difference. First operand 111 states and 130 transitions. Second operand 4 states. [2020-10-28 17:00:14,751 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:00:15,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:15,586 INFO L93 Difference]: Finished difference Result 190 states and 231 transitions. [2020-10-28 17:00:15,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 17:00:15,587 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-28 17:00:15,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:15,590 INFO L225 Difference]: With dead ends: 190 [2020-10-28 17:00:15,590 INFO L226 Difference]: Without dead ends: 127 [2020-10-28 17:00:15,592 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:00:15,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-10-28 17:00:15,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 102. [2020-10-28 17:00:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-10-28 17:00:15,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2020-10-28 17:00:15,638 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 48 [2020-10-28 17:00:15,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:15,638 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2020-10-28 17:00:15,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:00:15,638 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2020-10-28 17:00:15,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 17:00:15,640 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:00:15,641 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:00:15,641 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:00:15,641 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]=== [2020-10-28 17:00:15,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:00:15,642 INFO L82 PathProgramCache]: Analyzing trace with hash -2098019678, now seen corresponding path program 1 times [2020-10-28 17:00:15,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:00:15,642 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [413353166] [2020-10-28 17:00:15,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:00:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:15,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:15,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:16,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:18,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:18,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:18,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 17:00:18,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:00:18,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2994 [2020-10-28 17:00:18,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:18,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:18,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:00:18,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:18,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-28 17:00:18,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:19,038 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:19,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:19,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:19,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:19,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:19,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:19,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-28 17:00:19,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:19,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:19,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:19,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:19,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:00:19,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:19,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:19,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:19,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:19,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:19,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:19,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:19,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:19,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:19,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:19,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:19,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:19,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:19,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:19,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:19,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:19,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:19,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:19,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:19,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:19,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:19,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:19,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:19,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:19,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:19,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:19,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:19,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:19,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:19,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:19,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:19,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:00:19,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:19,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:19,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:19,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:19,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:19,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:19,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:19,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:19,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:19,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:19,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:19,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:19,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:19,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:19,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:19,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:19,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:19,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:19,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:00:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:19,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:19,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:19,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:19,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:19,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:19,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:19,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:19,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:19,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:19,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:19,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:19,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:00:19,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:19,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:19,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:19,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:19,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:19,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:19,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:19,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:19,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:19,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:19,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:19,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:19,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:00:19,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [413353166] [2020-10-28 17:00:19,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:00:19,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:00:19,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65975381] [2020-10-28 17:00:19,222 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:00:19,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:19,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:00:19,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:00:19,223 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 4 states. [2020-10-28 17:00:19,737 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:00:21,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:21,364 INFO L93 Difference]: Finished difference Result 293 states and 362 transitions. [2020-10-28 17:00:21,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 17:00:21,366 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 17:00:21,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:21,369 INFO L225 Difference]: With dead ends: 293 [2020-10-28 17:00:21,370 INFO L226 Difference]: Without dead ends: 215 [2020-10-28 17:00:21,371 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:00:21,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2020-10-28 17:00:21,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 173. [2020-10-28 17:00:21,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2020-10-28 17:00:21,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 206 transitions. [2020-10-28 17:00:21,453 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 206 transitions. Word has length 52 [2020-10-28 17:00:21,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:21,453 INFO L481 AbstractCegarLoop]: Abstraction has 173 states and 206 transitions. [2020-10-28 17:00:21,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:00:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 206 transitions. [2020-10-28 17:00:21,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 17:00:21,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:00:21,456 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:00:21,456 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:00:21,457 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]=== [2020-10-28 17:00:21,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:00:21,458 INFO L82 PathProgramCache]: Analyzing trace with hash -387619632, now seen corresponding path program 1 times [2020-10-28 17:00:21,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:00:21,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [41461023] [2020-10-28 17:00:21,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:00:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:21,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:21,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:22,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:23,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:26,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:26,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 17:00:26,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:00:26,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4833 [2020-10-28 17:00:26,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:26,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:26,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:00:26,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 17:00:26,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 17:00:26,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:26,825 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:26,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:26,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:26,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:26,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:26,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:26,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 17:00:26,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:26,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:26,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:26,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:26,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:26,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:26,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:26,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:26,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:26,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:26,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:26,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:26,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:26,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:26,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:26,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:26,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:26,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:26,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:26,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:26,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:26,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:26,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:26,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:26,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:26,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:26,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:26,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:26,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:26,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:26,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:26,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:26,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:26,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:26,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:26,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:26,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:26,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:26,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:26,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:26,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:26,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:26,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:26,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:26,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:26,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:26,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:26,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:26,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:26,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:26,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:26,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:26,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:26,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:26,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:00:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:26,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:26,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:26,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:00:26,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:26,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:26,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:26,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:26,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:26,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:26,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:00:26,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:26,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:00:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:26,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:26,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:26,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:26,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:26,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:26,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:26,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:26,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:26,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:26,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:26,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:26,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 17:00:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:26,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:26,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:26,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:26,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:26,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:00:26,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:26,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:26,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:00:26,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:26,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:26,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:26,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:00:26,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [41461023] [2020-10-28 17:00:26,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:00:26,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:00:26,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019682826] [2020-10-28 17:00:26,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:00:26,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:26,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:00:26,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:00:26,989 INFO L87 Difference]: Start difference. First operand 173 states and 206 transitions. Second operand 8 states. [2020-10-28 17:00:27,606 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:00:29,287 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-28 17:00:29,729 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:00:30,135 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:00:30,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:30,363 INFO L93 Difference]: Finished difference Result 293 states and 367 transitions. [2020-10-28 17:00:30,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:00:30,364 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-28 17:00:30,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:30,365 INFO L225 Difference]: With dead ends: 293 [2020-10-28 17:00:30,365 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:00:30,373 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:00:30,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:00:30,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:00:30,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:00:30,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:00:30,374 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-10-28 17:00:30,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:30,375 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:00:30,375 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:00:30,375 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:00:30,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:00:30,377 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:00:30,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:00:32,324 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-28 17:00:32,604 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:32,885 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:33,381 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-28 17:00:33,681 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:33,977 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:34,360 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:34,626 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:35,185 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-28 17:00:35,476 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:36,018 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-28 17:00:36,609 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-28 17:00:36,887 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:37,183 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:37,679 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-28 17:00:37,976 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:38,542 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-28 17:00:38,835 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:39,109 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:39,405 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:39,680 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-28 17:00:39,958 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-28 17:00:40,509 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-28 17:00:40,513 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:00:40,514 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:00:40,514 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:00:40,514 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:00:40,514 INFO L274 CegarLoopResult]: For program point L643-2(lines 643 664) no Hoare annotation was computed. [2020-10-28 17:00:40,515 INFO L274 CegarLoopResult]: For program point L665(lines 642 666) no Hoare annotation was computed. [2020-10-28 17:00:40,515 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 618 673) no Hoare annotation was computed. [2020-10-28 17:00:40,515 INFO L274 CegarLoopResult]: For program point L649(lines 649 653) no Hoare annotation was computed. [2020-10-28 17:00:40,515 INFO L274 CegarLoopResult]: For program point L649-1(lines 649 653) no Hoare annotation was computed. [2020-10-28 17:00:40,515 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 618 673) no Hoare annotation was computed. [2020-10-28 17:00:40,515 INFO L274 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-10-28 17:00:40,515 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 618 673) no Hoare annotation was computed. [2020-10-28 17:00:40,515 INFO L274 CegarLoopResult]: For program point L706-1(lines 706 710) no Hoare annotation was computed. [2020-10-28 17:00:40,516 INFO L274 CegarLoopResult]: For program point L701(line 701) no Hoare annotation was computed. [2020-10-28 17:00:40,516 INFO L274 CegarLoopResult]: For program point L700-2(lines 700 725) no Hoare annotation was computed. [2020-10-28 17:00:40,516 INFO L274 CegarLoopResult]: For program point L726(lines 699 727) no Hoare annotation was computed. [2020-10-28 17:00:40,516 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 674 733) no Hoare annotation was computed. [2020-10-28 17:00:40,516 INFO L274 CegarLoopResult]: For program point L719(line 719) no Hoare annotation was computed. [2020-10-28 17:00:40,516 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 674 733) no Hoare annotation was computed. [2020-10-28 17:00:40,516 INFO L274 CegarLoopResult]: For program point L719-1(line 719) no Hoare annotation was computed. [2020-10-28 17:00:40,516 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 674 733) no Hoare annotation was computed. [2020-10-28 17:00:40,516 INFO L274 CegarLoopResult]: For program point L706(lines 706 710) no Hoare annotation was computed. [2020-10-28 17:00:40,516 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 549 555) the Hoare annotation is: true [2020-10-28 17:00:40,516 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 549 555) no Hoare annotation was computed. [2020-10-28 17:00:40,517 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 556 564) no Hoare annotation was computed. [2020-10-28 17:00:40,517 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 556 564) the Hoare annotation is: true [2020-10-28 17:00:40,517 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 556 564) no Hoare annotation was computed. [2020-10-28 17:00:40,517 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 157 181) the Hoare annotation is: true [2020-10-28 17:00:40,517 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 157 181) no Hoare annotation was computed. [2020-10-28 17:00:40,517 INFO L270 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-28 17:00:40,517 INFO L274 CegarLoopResult]: For program point L169(lines 169 175) no Hoare annotation was computed. [2020-10-28 17:00:40,517 INFO L277 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: true [2020-10-28 17:00:40,517 INFO L274 CegarLoopResult]: For program point L167-1(line 167) no Hoare annotation was computed. [2020-10-28 17:00:40,518 INFO L274 CegarLoopResult]: For program point L165(lines 165 178) no Hoare annotation was computed. [2020-10-28 17:00:40,518 INFO L274 CegarLoopResult]: For program point L165-1(lines 157 181) no Hoare annotation was computed. [2020-10-28 17:00:40,518 INFO L277 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: true [2020-10-28 17:00:40,518 INFO L274 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-10-28 17:00:40,518 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:40,518 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:40,518 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:40,519 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:40,519 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-28 17:00:40,519 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-28 17:00:40,519 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:40,519 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:40,519 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-28 17:00:40,519 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-28 17:00:40,520 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-28 17:00:40,520 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-28 17:00:40,520 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-28 17:00:40,520 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-28 17:00:40,520 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-28 17:00:40,520 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-28 17:00:40,520 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-28 17:00:40,520 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-28 17:00:40,520 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-28 17:00:40,520 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-28 17:00:40,521 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-28 17:00:40,521 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-28 17:00:40,521 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-28 17:00:40,521 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-28 17:00:40,521 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-28 17:00:40,521 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-28 17:00:40,521 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-28 17:00:40,521 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-28 17:00:40,521 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 515 529) no Hoare annotation was computed. [2020-10-28 17:00:40,521 INFO L270 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:40,522 INFO L274 CegarLoopResult]: For program point L519(lines 519 525) no Hoare annotation was computed. [2020-10-28 17:00:40,522 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 515 529) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 17:00:40,522 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 515 529) no Hoare annotation was computed. [2020-10-28 17:00:40,522 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 451 459) no Hoare annotation was computed. [2020-10-28 17:00:40,522 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 451 459) the Hoare annotation is: true [2020-10-28 17:00:40,522 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 451 459) no Hoare annotation was computed. [2020-10-28 17:00:40,522 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 496 514) the Hoare annotation is: true [2020-10-28 17:00:40,522 INFO L274 CegarLoopResult]: For program point L505(lines 505 509) no Hoare annotation was computed. [2020-10-28 17:00:40,522 INFO L277 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: true [2020-10-28 17:00:40,522 INFO L274 CegarLoopResult]: For program point L505-2(lines 505 509) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point L503-1(line 503) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 496 514) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 496 514) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point L479(lines 479 487) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point L479-2(lines 479 487) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point L467(lines 467 475) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point L467-2(lines 467 475) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 460 495) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point L490-1(line 490) no Hoare annotation was computed. [2020-10-28 17:00:40,523 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 460 495) no Hoare annotation was computed. [2020-10-28 17:00:40,524 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 460 495) no Hoare annotation was computed. [2020-10-28 17:00:40,524 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 542 548) no Hoare annotation was computed. [2020-10-28 17:00:40,524 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 542 548) the Hoare annotation is: true [2020-10-28 17:00:40,524 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 572 617) no Hoare annotation was computed. [2020-10-28 17:00:40,524 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 572 617) no Hoare annotation was computed. [2020-10-28 17:00:40,524 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 572 617) no Hoare annotation was computed. [2020-10-28 17:00:40,524 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 885 930) no Hoare annotation was computed. [2020-10-28 17:00:40,524 INFO L274 CegarLoopResult]: For program point L916(lines 916 917) no Hoare annotation was computed. [2020-10-28 17:00:40,524 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 909 910) no Hoare annotation was computed. [2020-10-28 17:00:40,524 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 916 917) no Hoare annotation was computed. [2020-10-28 17:00:40,525 INFO L274 CegarLoopResult]: For program point L909(lines 909 910) no Hoare annotation was computed. [2020-10-28 17:00:40,525 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 885 930) no Hoare annotation was computed. [2020-10-28 17:00:40,525 INFO L274 CegarLoopResult]: For program point L905(lines 905 912) no Hoare annotation was computed. [2020-10-28 17:00:40,525 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 885 930) no Hoare annotation was computed. [2020-10-28 17:00:40,525 INFO L274 CegarLoopResult]: For program point L899(lines 899 919) no Hoare annotation was computed. [2020-10-28 17:00:40,525 INFO L274 CegarLoopResult]: For program point L899-1(lines 899 919) no Hoare annotation was computed. [2020-10-28 17:00:40,525 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:40,525 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-28 17:00:40,525 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-28 17:00:40,525 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 440 450) no Hoare annotation was computed. [2020-10-28 17:00:40,526 INFO L274 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-28 17:00:40,526 INFO L274 CegarLoopResult]: For program point L445-1(line 445) no Hoare annotation was computed. [2020-10-28 17:00:40,526 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 440 450) no Hoare annotation was computed. [2020-10-28 17:00:40,526 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 440 450) no Hoare annotation was computed. [2020-10-28 17:00:40,526 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 432 439) the Hoare annotation is: true [2020-10-28 17:00:40,526 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 432 439) no Hoare annotation was computed. [2020-10-28 17:00:40,526 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 432 439) no Hoare annotation was computed. [2020-10-28 17:00:40,526 INFO L274 CegarLoopResult]: For program point L385(lines 385 402) no Hoare annotation was computed. [2020-10-28 17:00:40,526 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 381 405) no Hoare annotation was computed. [2020-10-28 17:00:40,527 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 381 405) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:40,527 INFO L270 CegarLoopResult]: At program point L400(line 400) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:40,527 INFO L274 CegarLoopResult]: For program point L400-1(lines 381 405) no Hoare annotation was computed. [2020-10-28 17:00:40,527 INFO L270 CegarLoopResult]: At program point L395(line 395) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:40,527 INFO L270 CegarLoopResult]: At program point L391(line 391) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:40,527 INFO L274 CegarLoopResult]: For program point L389(lines 389 397) no Hoare annotation was computed. [2020-10-28 17:00:40,527 INFO L270 CegarLoopResult]: At program point L387(line 387) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:40,527 INFO L274 CegarLoopResult]: For program point L387-1(line 387) no Hoare annotation was computed. [2020-10-28 17:00:40,528 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 373 379) no Hoare annotation was computed. [2020-10-28 17:00:40,528 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 373 379) the Hoare annotation is: true [2020-10-28 17:00:40,528 INFO L274 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2020-10-28 17:00:40,528 INFO L270 CegarLoopResult]: At program point testENTRY(lines 277 342) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:40,528 INFO L274 CegarLoopResult]: For program point testFINAL(lines 277 342) no Hoare annotation was computed. [2020-10-28 17:00:40,528 INFO L270 CegarLoopResult]: At program point L335(lines 286 336) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:40,528 INFO L270 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:40,528 INFO L274 CegarLoopResult]: For program point L323(lines 323 329) no Hoare annotation was computed. [2020-10-28 17:00:40,529 INFO L270 CegarLoopResult]: At program point L323-1(lines 317 330) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:40,529 INFO L274 CegarLoopResult]: For program point L288(lines 287 334) no Hoare annotation was computed. [2020-10-28 17:00:40,529 INFO L274 CegarLoopResult]: For program point L317(lines 317 330) no Hoare annotation was computed. [2020-10-28 17:00:40,529 INFO L270 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:40,529 INFO L274 CegarLoopResult]: For program point L307(lines 307 313) no Hoare annotation was computed. [2020-10-28 17:00:40,529 INFO L274 CegarLoopResult]: For program point L307-1(lines 307 313) no Hoare annotation was computed. [2020-10-28 17:00:40,529 INFO L270 CegarLoopResult]: At program point L332(lines 287 334) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:40,529 INFO L270 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-28 17:00:40,530 INFO L274 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-10-28 17:00:40,530 INFO L274 CegarLoopResult]: For program point L297-1(lines 297 303) no Hoare annotation was computed. [2020-10-28 17:00:40,530 INFO L274 CegarLoopResult]: For program point testEXIT(lines 277 342) no Hoare annotation was computed. [2020-10-28 17:00:40,530 INFO L274 CegarLoopResult]: For program point L863(lines 863 864) no Hoare annotation was computed. [2020-10-28 17:00:40,530 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 863 864) no Hoare annotation was computed. [2020-10-28 17:00:40,530 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 870 871) no Hoare annotation was computed. [2020-10-28 17:00:40,530 INFO L274 CegarLoopResult]: For program point L859(lines 859 866) no Hoare annotation was computed. [2020-10-28 17:00:40,530 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 839 884) no Hoare annotation was computed. [2020-10-28 17:00:40,531 INFO L274 CegarLoopResult]: For program point L853(lines 853 873) no Hoare annotation was computed. [2020-10-28 17:00:40,531 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 839 884) no Hoare annotation was computed. [2020-10-28 17:00:40,531 INFO L274 CegarLoopResult]: For program point L853-1(lines 853 873) no Hoare annotation was computed. [2020-10-28 17:00:40,531 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 839 884) no Hoare annotation was computed. [2020-10-28 17:00:40,531 INFO L274 CegarLoopResult]: For program point L870(lines 870 871) no Hoare annotation was computed. [2020-10-28 17:00:40,531 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 406 413) no Hoare annotation was computed. [2020-10-28 17:00:40,531 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 406 413) no Hoare annotation was computed. [2020-10-28 17:00:40,531 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 406 413) no Hoare annotation was computed. [2020-10-28 17:00:40,531 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 266 274) no Hoare annotation was computed. [2020-10-28 17:00:40,531 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 266 274) the Hoare annotation is: true [2020-10-28 17:00:40,532 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 266 274) no Hoare annotation was computed. [2020-10-28 17:00:40,532 INFO L274 CegarLoopResult]: For program point L242-2(lines 242 250) no Hoare annotation was computed. [2020-10-28 17:00:40,532 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 234 256) no Hoare annotation was computed. [2020-10-28 17:00:40,532 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 234 256) no Hoare annotation was computed. [2020-10-28 17:00:40,532 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 234 256) no Hoare annotation was computed. [2020-10-28 17:00:40,532 INFO L274 CegarLoopResult]: For program point L242(lines 242 250) no Hoare annotation was computed. [2020-10-28 17:00:40,532 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 532 541) no Hoare annotation was computed. [2020-10-28 17:00:40,532 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 532 541) no Hoare annotation was computed. [2020-10-28 17:00:40,532 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 532 541) no Hoare annotation was computed. [2020-10-28 17:00:40,532 INFO L274 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point L801-1(line 801) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 736 838) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point L824(lines 824 835) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point L787(lines 787 791) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point L785-2(lines 785 805) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point L806(lines 784 807) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 736 838) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point L765(lines 765 781) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point L825(lines 825 832) no Hoare annotation was computed. [2020-10-28 17:00:40,533 INFO L274 CegarLoopResult]: For program point L786(lines 785 805) no Hoare annotation was computed. [2020-10-28 17:00:40,534 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 736 838) no Hoare annotation was computed. [2020-10-28 17:00:40,534 INFO L274 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-10-28 17:00:40,534 INFO L274 CegarLoopResult]: For program point L817-1(line 817) no Hoare annotation was computed. [2020-10-28 17:00:40,534 INFO L274 CegarLoopResult]: For program point L782(lines 782 823) no Hoare annotation was computed. [2020-10-28 17:00:40,534 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:00:40,534 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:00:40,534 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:00:40,535 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 415 431) no Hoare annotation was computed. [2020-10-28 17:00:40,535 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-28 17:00:40,535 INFO L274 CegarLoopResult]: For program point L426-1(lines 415 431) no Hoare annotation was computed. [2020-10-28 17:00:40,535 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 415 431) no Hoare annotation was computed. [2020-10-28 17:00:40,535 INFO L274 CegarLoopResult]: For program point L422(lines 422 428) no Hoare annotation was computed. [2020-10-28 17:00:40,535 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-28 17:00:40,535 INFO L274 CegarLoopResult]: For program point L420-1(line 420) no Hoare annotation was computed. [2020-10-28 17:00:40,535 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 257 265) the Hoare annotation is: true [2020-10-28 17:00:40,535 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 257 265) no Hoare annotation was computed. [2020-10-28 17:00:40,535 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 257 265) no Hoare annotation was computed. [2020-10-28 17:00:40,536 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 213 224) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 17:00:40,536 INFO L274 CegarLoopResult]: For program point L217-1(lines 213 224) no Hoare annotation was computed. [2020-10-28 17:00:40,536 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 213 224) no Hoare annotation was computed. [2020-10-28 17:00:40,536 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:00:40,536 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:00:40,536 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:00:40,536 INFO L274 CegarLoopResult]: For program point L353(lines 352 371) no Hoare annotation was computed. [2020-10-28 17:00:40,536 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 349 372) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:40,536 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 349 372) no Hoare annotation was computed. [2020-10-28 17:00:40,536 INFO L270 CegarLoopResult]: At program point L362(line 362) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:40,537 INFO L270 CegarLoopResult]: At program point L360(lines 360 366) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:00:40,537 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 349 372) no Hoare annotation was computed. [2020-10-28 17:00:40,537 INFO L270 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:00:40,537 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-28 17:00:40,537 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-28 17:00:40,537 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: true [2020-10-28 17:00:40,537 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-28 17:00:40,537 INFO L277 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: true [2020-10-28 17:00:40,537 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-28 17:00:40,537 INFO L277 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: true [2020-10-28 17:00:40,537 INFO L277 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: true [2020-10-28 17:00:40,538 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-28 17:00:40,538 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-28 17:00:40,538 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 225 233) no Hoare annotation was computed. [2020-10-28 17:00:40,538 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 225 233) no Hoare annotation was computed. [2020-10-28 17:00:40,538 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 225 233) no Hoare annotation was computed. [2020-10-28 17:00:40,538 INFO L274 CegarLoopResult]: For program point L193-1(lines 189 200) no Hoare annotation was computed. [2020-10-28 17:00:40,538 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 189 200) the Hoare annotation is: true [2020-10-28 17:00:40,538 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 189 200) no Hoare annotation was computed. [2020-10-28 17:00:40,538 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-28 17:00:40,538 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-28 17:00:40,538 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:00:40,539 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-28 17:00:40,539 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:00:40,539 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:00:40,539 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 201 212) no Hoare annotation was computed. [2020-10-28 17:00:40,539 INFO L274 CegarLoopResult]: For program point L205-1(lines 201 212) no Hoare annotation was computed. [2020-10-28 17:00:40,539 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 201 212) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-28 17:00:40,539 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 146 153) no Hoare annotation was computed. [2020-10-28 17:00:40,539 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 146 153) the Hoare annotation is: true [2020-10-28 17:00:40,539 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-28 17:00:40,539 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 146 153) no Hoare annotation was computed. [2020-10-28 17:00:40,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:00:40 BoogieIcfgContainer [2020-10-28 17:00:40,556 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:00:40,558 INFO L168 Benchmark]: Toolchain (without parser) took 41735.93 ms. Allocated memory was 163.6 MB in the beginning and 659.6 MB in the end (delta: 496.0 MB). Free memory was 137.8 MB in the beginning and 513.2 MB in the end (delta: -375.5 MB). Peak memory consumption was 392.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:40,558 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 163.6 MB. Free memory is still 136.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:00:40,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.73 ms. Allocated memory is still 163.6 MB. Free memory was 137.1 MB in the beginning and 116.6 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:40,560 INFO L168 Benchmark]: Boogie Preprocessor took 91.02 ms. Allocated memory is still 163.6 MB. Free memory was 116.6 MB in the beginning and 112.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:40,561 INFO L168 Benchmark]: RCFGBuilder took 1318.59 ms. Allocated memory is still 163.6 MB. Free memory was 112.7 MB in the beginning and 63.0 MB in the end (delta: 49.7 MB). Peak memory consumption was 49.7 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:40,561 INFO L168 Benchmark]: TraceAbstraction took 39625.56 ms. Allocated memory was 163.6 MB in the beginning and 659.6 MB in the end (delta: 496.0 MB). Free memory was 62.4 MB in the beginning and 513.2 MB in the end (delta: -450.8 MB). Peak memory consumption was 317.3 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:40,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 163.6 MB. Free memory is still 136.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 683.73 ms. Allocated memory is still 163.6 MB. Free memory was 137.1 MB in the beginning and 116.6 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 91.02 ms. Allocated memory is still 163.6 MB. Free memory was 116.6 MB in the beginning and 112.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1318.59 ms. Allocated memory is still 163.6 MB. Free memory was 112.7 MB in the beginning and 63.0 MB in the end (delta: 49.7 MB). Peak memory consumption was 49.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 39625.56 ms. Allocated memory was 163.6 MB in the beginning and 659.6 MB in the end (delta: 496.0 MB). Free memory was 62.4 MB in the beginning and 513.2 MB in the end (delta: -450.8 MB). Peak memory consumption was 317.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 870]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 863]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 909]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 239 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 29.3s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 387 SDtfs, 491 SDslu, 147 SDs, 0 SdLazy, 736 SolverSat, 288 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=173occurred 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: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 99 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 229 PreInvPairs, 252 NumberOfFragments, 601 HoareAnnotationTreeSize, 229 FomulaSimplifications, 9214 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 53 FomulaSimplificationsInter, 8390 FormulaSimplificationTreeSizeReductionInter, 8.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 20.1s InterpolantComputationTime, 205 NumberOfCodeBlocks, 205 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 201 ConstructedInterpolants, 0 QuantifiedInterpolants, 56290 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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 correct! Received shutdown request...