/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:23:30,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:23:30,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:23:30,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:23:30,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:23:30,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:23:30,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:23:30,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:23:30,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:23:30,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:23:30,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:23:30,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:23:30,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:23:30,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:23:30,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:23:30,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:23:30,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:23:30,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:23:30,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:23:30,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:23:30,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:23:30,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:23:30,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:23:30,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:23:30,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:23:30,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:23:30,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:23:30,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:23:30,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:23:30,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:23:30,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:23:30,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:23:30,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:23:30,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:23:30,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:23:30,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:23:30,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:23:30,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:23:30,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:23:30,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:23:30,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:23:30,805 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:23:30,853 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:23:30,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:23:30,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:23:30,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:23:30,858 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:23:30,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:23:30,859 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:23:30,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:23:30,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:23:30,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:23:30,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:23:30,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:23:30,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:23:30,861 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:23:30,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:23:30,862 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:23:30,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:23:30,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:23:30,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:23:30,863 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:23:30,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:23:30,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:23:30,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:23:30,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:23:30,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:23:30,864 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:23:30,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:23:30,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:23:30,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:23:30,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:23:31,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:23:31,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:23:31,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:23:31,339 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:23:31,340 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:23:31,341 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2020-10-29 11:23:31,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e5036176c/d28d50a20fad4c0ebeec4783588a8d92/FLAGc58815aa0 [2020-10-29 11:23:32,057 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:23:32,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2020-10-29 11:23:32,078 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e5036176c/d28d50a20fad4c0ebeec4783588a8d92/FLAGc58815aa0 [2020-10-29 11:23:32,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e5036176c/d28d50a20fad4c0ebeec4783588a8d92 [2020-10-29 11:23:32,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:23:32,366 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:23:32,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:23:32,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:23:32,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:23:32,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:23:32" (1/1) ... [2020-10-29 11:23:32,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a01675c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32, skipping insertion in model container [2020-10-29 11:23:32,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:23:32" (1/1) ... [2020-10-29 11:23:32,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:23:32,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:23:32,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:23:32,732 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:23:32,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:23:32,892 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:23:32,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32 WrapperNode [2020-10-29 11:23:32,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:23:32,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:23:32,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:23:32,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:23:32,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32" (1/1) ... [2020-10-29 11:23:32,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32" (1/1) ... [2020-10-29 11:23:32,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32" (1/1) ... [2020-10-29 11:23:32,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32" (1/1) ... [2020-10-29 11:23:32,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32" (1/1) ... [2020-10-29 11:23:33,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32" (1/1) ... [2020-10-29 11:23:33,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32" (1/1) ... [2020-10-29 11:23:33,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:23:33,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:23:33,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:23:33,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:23:33,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:23:33,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:23:33,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:23:33,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:23:33,092 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:23:33,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:23:33,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:23:33,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:23:33,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:23:33,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:23:33,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:23:33,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:23:33,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:23:33,094 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:23:33,094 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:23:33,094 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:23:33,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:23:33,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:23:33,122 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:23:33,122 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:23:33,122 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:23:33,123 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:23:33,123 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:23:33,123 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:23:33,125 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:23:33,125 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:23:33,125 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:23:33,126 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:23:33,126 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:23:33,126 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:23:33,126 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:23:33,126 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:23:33,126 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:23:33,126 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:23:33,127 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:23:33,127 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:23:33,127 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:23:33,127 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:23:33,127 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:23:33,127 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:23:33,127 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:23:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:23:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:23:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:23:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:23:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:23:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:23:33,128 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:23:33,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:23:33,129 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:23:33,129 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:23:33,132 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:23:33,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:23:33,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:23:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:23:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:23:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:23:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:23:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:23:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:23:33,135 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:23:33,135 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:23:33,138 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:23:33,138 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:23:33,138 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:23:33,138 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:23:33,140 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:23:33,140 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:23:33,140 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:23:33,141 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:23:33,141 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:23:33,141 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:23:33,141 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:23:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:23:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:23:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:23:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:23:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:23:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:23:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:23:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:23:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:23:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:23:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:23:34,233 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:23:34,234 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:23:34,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:23:34 BoogieIcfgContainer [2020-10-29 11:23:34,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:23:34,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:23:34,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:23:34,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:23:34,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:23:32" (1/3) ... [2020-10-29 11:23:34,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d624815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:23:34, skipping insertion in model container [2020-10-29 11:23:34,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:32" (2/3) ... [2020-10-29 11:23:34,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d624815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:23:34, skipping insertion in model container [2020-10-29 11:23:34,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:23:34" (3/3) ... [2020-10-29 11:23:34,245 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2020-10-29 11:23:34,257 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:23:34,262 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:23:34,276 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:23:34,304 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:23:34,304 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:23:34,304 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:23:34,304 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:23:34,305 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:23:34,305 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:23:34,305 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:23:34,305 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:23:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states. [2020-10-29 11:23:34,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:23:34,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:23:34,358 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] [2020-10-29 11:23:34,358 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:23:34,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:23:34,366 INFO L82 PathProgramCache]: Analyzing trace with hash -1079703140, now seen corresponding path program 1 times [2020-10-29 11:23:34,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:23:34,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [975429745] [2020-10-29 11:23:34,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:23:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:34,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:34,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:35,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:36,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:36,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:39,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:39,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:23:39,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:23:39,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 11:23:39,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:39,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:39,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:39,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:39,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:23:39,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:23:40,142 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:23:40,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:23:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:40,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:40,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:40,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:40,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:40,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-29 11:23:40,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:40,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:40,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:40,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:40,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:23:40,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:40,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:23:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:40,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:40,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:40,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:40,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:40,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:40,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:40,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:40,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:40,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:40,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:40,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:40,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:23:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:40,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:40,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:40,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:40,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:40,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:40,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:40,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:40,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:40,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:40,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:40,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:40,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:23:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:40,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:40,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:40,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:40,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:40,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:23:40,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:40,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:40,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:40,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:40,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:40,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:40,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:23:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:40,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:40,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:40,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:40,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:40,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:40,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:40,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:40,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:40,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:40,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:40,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:40,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:23:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:40,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:40,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:40,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:40,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:40,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:40,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:40,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:40,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:23:40,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:40,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:23:40,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:40,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:23:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:40,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:40,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:40,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:40,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:40,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:23:40,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:40,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:40,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:23:40,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:40,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:23:40,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:40,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:23:40,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [975429745] [2020-10-29 11:23:40,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:23:40,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:23:40,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275256468] [2020-10-29 11:23:40,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:23:40,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:23:40,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:23:40,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:23:40,468 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 4 states. [2020-10-29 11:23:41,017 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:42,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:23:42,100 INFO L93 Difference]: Finished difference Result 252 states and 333 transitions. [2020-10-29 11:23:42,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:23:42,102 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:23:42,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:23:42,115 INFO L225 Difference]: With dead ends: 252 [2020-10-29 11:23:42,116 INFO L226 Difference]: Without dead ends: 135 [2020-10-29 11:23:42,120 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:23:42,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-29 11:23:42,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 105. [2020-10-29 11:23:42,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-29 11:23:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-10-29 11:23:42,215 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2020-10-29 11:23:42,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:23:42,215 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-10-29 11:23:42,215 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:23:42,215 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-10-29 11:23:42,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-29 11:23:42,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:23:42,219 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] [2020-10-29 11:23:42,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:23:42,220 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:23:42,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:23:42,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1561603157, now seen corresponding path program 1 times [2020-10-29 11:23:42,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:23:42,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [538034208] [2020-10-29 11:23:42,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:23:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:42,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:42,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:43,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:43,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:43,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:47,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:47,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-29 11:23:47,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:23:47,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 11:23:47,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:47,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:47,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:23:47,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:47,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 11:23:47,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:47,635 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:23:47,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:23:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:47,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:47,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:47,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:47,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:47,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-29 11:23:47,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:47,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:47,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:47,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:47,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:23:47,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:47,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:23:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:47,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:47,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:47,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:47,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:47,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:47,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:47,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:47,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:47,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:47,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:47,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:47,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:23:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:47,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:47,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:47,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:47,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:47,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:47,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:47,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:47,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:47,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:47,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:47,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:47,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:23:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:47,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:47,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:47,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:47,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:47,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:47,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:47,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:47,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:47,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:47,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:47,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:47,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:23:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:47,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:47,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:47,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:47,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:47,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:47,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:47,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:47,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:47,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:47,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:47,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:47,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:23:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:47,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:47,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:47,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:23:47,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:47,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:47,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:47,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:47,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:47,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:47,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:23:47,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:47,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:23:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:47,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:47,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:47,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:47,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:47,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:23:47,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:47,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:47,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:23:47,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:47,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:23:47,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:47,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:23:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:47,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:47,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:47,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:47,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:47,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:47,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:47,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:47,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:23:47,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:47,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:47,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:47,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:23:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:47,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:47,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:47,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:47,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:47,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:47,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:47,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:47,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:23:47,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:47,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:23:47,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:47,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:23:47,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [538034208] [2020-10-29 11:23:47,815 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:23:47,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:23:47,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445216730] [2020-10-29 11:23:47,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:23:47,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:23:47,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:23:47,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:23:47,818 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 8 states. [2020-10-29 11:23:48,311 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:49,473 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:49,806 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:50,129 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:23:50,541 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:50,957 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:52,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:23:52,074 INFO L93 Difference]: Finished difference Result 350 states and 476 transitions. [2020-10-29 11:23:52,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:23:52,075 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-29 11:23:52,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:23:52,085 INFO L225 Difference]: With dead ends: 350 [2020-10-29 11:23:52,085 INFO L226 Difference]: Without dead ends: 246 [2020-10-29 11:23:52,090 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:23:52,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-10-29 11:23:52,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 167. [2020-10-29 11:23:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2020-10-29 11:23:52,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 195 transitions. [2020-10-29 11:23:52,204 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 195 transitions. Word has length 56 [2020-10-29 11:23:52,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:23:52,204 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 195 transitions. [2020-10-29 11:23:52,204 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:23:52,204 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 195 transitions. [2020-10-29 11:23:52,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-29 11:23:52,217 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:23:52,218 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, 1, 1, 1, 1, 1, 1] [2020-10-29 11:23:52,218 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:23:52,218 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:23:52,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:23:52,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1042426612, now seen corresponding path program 1 times [2020-10-29 11:23:52,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:23:52,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1303420582] [2020-10-29 11:23:52,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:23:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:52,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:52,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:52,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:53,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:53,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-29 11:23:53,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:23:53,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1730 [2020-10-29 11:23:53,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:53,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:53,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:23:53,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:53,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 11:23:53,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:54,320 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:23:54,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:23:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:54,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:54,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:54,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:54,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-29 11:23:54,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:54,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:54,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:54,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:54,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:23:54,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:54,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:23:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:54,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:54,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:54,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:54,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:54,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:54,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:54,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:54,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:54,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:54,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:54,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:23:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:54,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:54,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:54,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:54,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:54,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:54,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:54,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:54,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:54,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:54,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:54,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:23:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:54,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:54,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:54,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:54,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:54,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:54,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:54,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:54,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:54,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:54,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:54,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:23:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:54,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:54,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:54,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:54,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:54,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:54,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:54,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:54,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:54,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:54,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:54,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:23:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:54,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:54,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:54,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:54,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:54,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:54,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:54,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:54,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:54,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:54,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:54,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:23:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:54,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:54,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:23:54,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:23:54,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:23:54,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:54,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:54,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:23:54,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:23:54,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:23:54,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:54,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:23:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:54,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:54,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:54,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:54,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:54,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:54,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:54,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:54,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:54,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:54,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:54,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:23:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:54,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:54,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:54,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:54,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:23:54,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:54,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:54,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:54,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:23:54,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:23:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:54,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:54,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:54,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:54,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:54,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:23:54,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:54,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:54,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:23:54,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:54,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:54,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:23:54,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1303420582] [2020-10-29 11:23:54,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:23:54,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:23:54,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247599557] [2020-10-29 11:23:54,587 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:23:54,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:23:54,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:23:54,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:23:54,588 INFO L87 Difference]: Start difference. First operand 167 states and 195 transitions. Second operand 10 states. [2020-10-29 11:23:55,111 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:55,977 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:56,284 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:56,576 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:23:56,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:23:56,829 INFO L93 Difference]: Finished difference Result 292 states and 365 transitions. [2020-10-29 11:23:56,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:23:56,829 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2020-10-29 11:23:56,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:23:56,831 INFO L225 Difference]: With dead ends: 292 [2020-10-29 11:23:56,831 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:23:56,836 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:23:56,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:23:56,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:23:56,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:23:56,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:23:56,837 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-29 11:23:56,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:23:56,837 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:23:56,837 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:23:56,838 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:23:56,838 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:23:56,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:23:56,841 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:23:56,967 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:59,780 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:24:00,144 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 15 [2020-10-29 11:24:00,343 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:00,551 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:24:00,763 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:00,963 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:01,148 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:24:01,405 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:01,777 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:24:02,337 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:24:02,727 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:24:02,951 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:03,351 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 12 [2020-10-29 11:24:03,752 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:24:03,945 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:04,151 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 15 [2020-10-29 11:24:04,346 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:04,559 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 15 [2020-10-29 11:24:04,753 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:04,948 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:24:05,177 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:05,414 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:05,594 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:24:06,173 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-29 11:24:06,728 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-29 11:24:06,760 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:24:06,760 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:24:06,761 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:24:06,761 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:24:06,761 INFO L274 CegarLoopResult]: For program point L154(lines 154 158) no Hoare annotation was computed. [2020-10-29 11:24:06,761 INFO L274 CegarLoopResult]: For program point L154-1(lines 154 158) no Hoare annotation was computed. [2020-10-29 11:24:06,761 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-29 11:24:06,761 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 123 178) no Hoare annotation was computed. [2020-10-29 11:24:06,761 INFO L274 CegarLoopResult]: For program point L148-2(lines 148 169) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point L170(lines 147 171) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 123 178) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 123 178) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point L224-1(line 224) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 179 238) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point L211(lines 211 215) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point L211-1(lines 211 215) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 179 238) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-29 11:24:06,762 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 230) no Hoare annotation was computed. [2020-10-29 11:24:06,763 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 179 238) no Hoare annotation was computed. [2020-10-29 11:24:06,763 INFO L274 CegarLoopResult]: For program point L231(lines 204 232) no Hoare annotation was computed. [2020-10-29 11:24:06,763 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 880 886) the Hoare annotation is: true [2020-10-29 11:24:06,763 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 880 886) no Hoare annotation was computed. [2020-10-29 11:24:06,763 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 887 895) no Hoare annotation was computed. [2020-10-29 11:24:06,763 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 887 895) the Hoare annotation is: true [2020-10-29 11:24:06,763 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 887 895) no Hoare annotation was computed. [2020-10-29 11:24:06,763 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 517 539) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:06,763 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 517 539) no Hoare annotation was computed. [2020-10-29 11:24:06,763 INFO L270 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:06,763 INFO L270 CegarLoopResult]: At program point L529-1(line 529) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:06,764 INFO L274 CegarLoopResult]: For program point L527(lines 527 534) no Hoare annotation was computed. [2020-10-29 11:24:06,764 INFO L274 CegarLoopResult]: For program point L527-1(lines 527 534) no Hoare annotation was computed. [2020-10-29 11:24:06,764 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-29 11:24:06,764 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 517 539) no Hoare annotation was computed. [2020-10-29 11:24:06,764 INFO L270 CegarLoopResult]: At program point L524(line 524) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:06,764 INFO L270 CegarLoopResult]: At program point L523(line 523) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:06,764 INFO L270 CegarLoopResult]: At program point L523-1(line 523) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:06,764 INFO L274 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-29 11:24:06,764 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 472 495) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 472 495) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 472 495) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-29 11:24:06,765 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-29 11:24:06,766 INFO L274 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-10-29 11:24:06,766 INFO L274 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-29 11:24:06,766 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-29 11:24:06,766 INFO L274 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-29 11:24:06,766 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 642 650) no Hoare annotation was computed. [2020-10-29 11:24:06,766 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 642 650) the Hoare annotation is: true [2020-10-29 11:24:06,766 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 642 650) no Hoare annotation was computed. [2020-10-29 11:24:06,766 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 687 705) the Hoare annotation is: true [2020-10-29 11:24:06,766 INFO L274 CegarLoopResult]: For program point L696(lines 696 700) no Hoare annotation was computed. [2020-10-29 11:24:06,766 INFO L277 CegarLoopResult]: At program point L694(line 694) the Hoare annotation is: true [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point L696-2(lines 696 700) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 687 705) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 687 705) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point L670(lines 670 678) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point L670-2(lines 670 678) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point L658(lines 658 666) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point L658-2(lines 658 666) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 651 686) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point L681(line 681) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point L681-1(line 681) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 651 686) no Hoare annotation was computed. [2020-10-29 11:24:06,767 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 651 686) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 873 879) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 873 879) the Hoare annotation is: true [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 77 122) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 77 122) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 77 122) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point L414(lines 414 415) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point L410(lines 410 417) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 390 435) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point L404(lines 404 424) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point L404-1(lines 404 424) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 414 415) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 421 422) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 390 435) no Hoare annotation was computed. [2020-10-29 11:24:06,768 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 390 435) no Hoare annotation was computed. [2020-10-29 11:24:06,769 INFO L274 CegarLoopResult]: For program point L421(lines 421 422) no Hoare annotation was computed. [2020-10-29 11:24:06,769 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 504 513) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:06,769 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 504 513) no Hoare annotation was computed. [2020-10-29 11:24:06,769 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 504 513) no Hoare annotation was computed. [2020-10-29 11:24:06,769 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 631 641) no Hoare annotation was computed. [2020-10-29 11:24:06,769 INFO L274 CegarLoopResult]: For program point L636(line 636) no Hoare annotation was computed. [2020-10-29 11:24:06,769 INFO L274 CegarLoopResult]: For program point L636-1(line 636) no Hoare annotation was computed. [2020-10-29 11:24:06,769 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 631 641) no Hoare annotation was computed. [2020-10-29 11:24:06,769 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 631 641) no Hoare annotation was computed. [2020-10-29 11:24:06,769 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 623 630) the Hoare annotation is: true [2020-10-29 11:24:06,769 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 623 630) no Hoare annotation was computed. [2020-10-29 11:24:06,769 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 623 630) no Hoare annotation was computed. [2020-10-29 11:24:06,770 INFO L270 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:06,770 INFO L274 CegarLoopResult]: For program point L609-1(lines 590 614) no Hoare annotation was computed. [2020-10-29 11:24:06,770 INFO L270 CegarLoopResult]: At program point L604(line 604) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:06,770 INFO L270 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:06,770 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 590 614) no Hoare annotation was computed. [2020-10-29 11:24:06,770 INFO L274 CegarLoopResult]: For program point L598(lines 598 606) no Hoare annotation was computed. [2020-10-29 11:24:06,770 INFO L270 CegarLoopResult]: At program point L596(line 596) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:06,770 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 590 614) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:06,770 INFO L274 CegarLoopResult]: For program point L596-1(line 596) no Hoare annotation was computed. [2020-10-29 11:24:06,770 INFO L274 CegarLoopResult]: For program point L594(lines 594 611) no Hoare annotation was computed. [2020-10-29 11:24:06,770 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 582 588) no Hoare annotation was computed. [2020-10-29 11:24:06,771 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 582 588) the Hoare annotation is: true [2020-10-29 11:24:06,771 INFO L270 CegarLoopResult]: At program point testENTRY(lines 797 860) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:06,771 INFO L274 CegarLoopResult]: For program point testFINAL(lines 797 860) no Hoare annotation was computed. [2020-10-29 11:24:06,771 INFO L270 CegarLoopResult]: At program point L853(lines 806 854) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:06,771 INFO L274 CegarLoopResult]: For program point L843(lines 843 847) no Hoare annotation was computed. [2020-10-29 11:24:06,771 INFO L270 CegarLoopResult]: At program point L843-2(lines 837 848) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:06,771 INFO L274 CegarLoopResult]: For program point L808(lines 807 852) no Hoare annotation was computed. [2020-10-29 11:24:06,771 INFO L274 CegarLoopResult]: For program point L837(lines 837 848) no Hoare annotation was computed. [2020-10-29 11:24:06,771 INFO L270 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:06,772 INFO L274 CegarLoopResult]: For program point L827(lines 827 833) no Hoare annotation was computed. [2020-10-29 11:24:06,772 INFO L274 CegarLoopResult]: For program point L827-1(lines 827 833) no Hoare annotation was computed. [2020-10-29 11:24:06,772 INFO L270 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:06,772 INFO L270 CegarLoopResult]: At program point L850(lines 807 852) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:06,772 INFO L274 CegarLoopResult]: For program point L817(lines 817 823) no Hoare annotation was computed. [2020-10-29 11:24:06,772 INFO L274 CegarLoopResult]: For program point L817-1(lines 817 823) no Hoare annotation was computed. [2020-10-29 11:24:06,772 INFO L274 CegarLoopResult]: For program point L809(lines 809 813) no Hoare annotation was computed. [2020-10-29 11:24:06,772 INFO L274 CegarLoopResult]: For program point testEXIT(lines 797 860) no Hoare annotation was computed. [2020-10-29 11:24:06,772 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 368 369) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 375 376) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 344 389) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L274 CegarLoopResult]: For program point L375(lines 375 376) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 344 389) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 344 389) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L274 CegarLoopResult]: For program point L368(lines 368 369) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L274 CegarLoopResult]: For program point L364(lines 364 371) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L274 CegarLoopResult]: For program point L358(lines 358 378) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L274 CegarLoopResult]: For program point L358-1(lines 358 378) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 787 795) no Hoare annotation was computed. [2020-10-29 11:24:06,773 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 787 795) the Hoare annotation is: true [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 787 795) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 755 777) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 755 777) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 755 777) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point L322-1(line 322) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point L287(lines 287 328) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 241 343) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point L306(line 306) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point L306-1(line 306) no Hoare annotation was computed. [2020-10-29 11:24:06,774 INFO L274 CegarLoopResult]: For program point L265(lines 265 269) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point L329(lines 329 340) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 241 343) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point L292(lines 292 296) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point L290-2(lines 290 310) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point L311(lines 289 312) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 241 343) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point L270(lines 270 286) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point L330(lines 330 337) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point L291(lines 290 310) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-10-29 11:24:06,775 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 863 872) no Hoare annotation was computed. [2020-10-29 11:24:06,776 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 863 872) no Hoare annotation was computed. [2020-10-29 11:24:06,776 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 863 872) no Hoare annotation was computed. [2020-10-29 11:24:06,776 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:24:06,776 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~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:24:06,776 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:24:06,776 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 615 622) no Hoare annotation was computed. [2020-10-29 11:24:06,776 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 615 622) no Hoare annotation was computed. [2020-10-29 11:24:06,777 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 615 622) no Hoare annotation was computed. [2020-10-29 11:24:06,777 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 778 786) no Hoare annotation was computed. [2020-10-29 11:24:06,777 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 778 786) no Hoare annotation was computed. [2020-10-29 11:24:06,777 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 778 786) no Hoare annotation was computed. [2020-10-29 11:24:06,777 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:24:06,777 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:24:06,777 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:24:06,777 INFO L274 CegarLoopResult]: For program point L738-1(lines 734 745) no Hoare annotation was computed. [2020-10-29 11:24:06,777 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 734 745) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:24:06,777 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 734 745) no Hoare annotation was computed. [2020-10-29 11:24:06,778 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 746 754) the Hoare annotation is: true [2020-10-29 11:24:06,778 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 746 754) no Hoare annotation was computed. [2020-10-29 11:24:06,778 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 746 754) no Hoare annotation was computed. [2020-10-29 11:24:06,778 INFO L270 CegarLoopResult]: At program point L571(line 571) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-29 11:24:06,778 INFO L270 CegarLoopResult]: At program point L569(lines 569 575) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:06,778 INFO L270 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-29 11:24:06,778 INFO L274 CegarLoopResult]: For program point L562(lines 561 580) no Hoare annotation was computed. [2020-10-29 11:24:06,778 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 558 581) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:24:06,779 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 558 581) no Hoare annotation was computed. [2020-10-29 11:24:06,779 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 558 581) no Hoare annotation was computed. [2020-10-29 11:24:06,779 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 439 468) no Hoare annotation was computed. [2020-10-29 11:24:06,779 INFO L270 CegarLoopResult]: At program point L449-2(lines 449 463) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:06,779 INFO L270 CegarLoopResult]: At program point L445(line 445) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:24:06,779 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 439 468) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:24:06,779 INFO L274 CegarLoopResult]: For program point L445-1(line 445) no Hoare annotation was computed. [2020-10-29 11:24:06,779 INFO L277 CegarLoopResult]: At program point L464(lines 439 468) the Hoare annotation is: true [2020-10-29 11:24:06,779 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-29 11:24:06,779 INFO L274 CegarLoopResult]: For program point L453(lines 453 457) no Hoare annotation was computed. [2020-10-29 11:24:06,780 INFO L270 CegarLoopResult]: At program point L453-1(lines 453 457) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:06,780 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-29 11:24:06,780 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 710 721) the Hoare annotation is: true [2020-10-29 11:24:06,780 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 710 721) no Hoare annotation was computed. [2020-10-29 11:24:06,780 INFO L274 CegarLoopResult]: For program point L714-1(lines 710 721) no Hoare annotation was computed. [2020-10-29 11:24:06,780 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 496 502) no Hoare annotation was computed. [2020-10-29 11:24:06,780 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 496 502) the Hoare annotation is: true [2020-10-29 11:24:06,780 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:24:06,780 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:24:06,781 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:24:06,781 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:24:06,781 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 722 733) no Hoare annotation was computed. [2020-10-29 11:24:06,781 INFO L274 CegarLoopResult]: For program point L726-1(lines 722 733) no Hoare annotation was computed. [2020-10-29 11:24:06,781 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 722 733) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:24:06,781 INFO L274 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-10-29 11:24:06,781 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 541 548) no Hoare annotation was computed. [2020-10-29 11:24:06,781 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 541 548) the Hoare annotation is: true [2020-10-29 11:24:06,781 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 541 548) no Hoare annotation was computed. [2020-10-29 11:24:06,781 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-29 11:24:06,782 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:24:06,782 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-29 11:24:06,782 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-29 11:24:06,782 INFO L270 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:24:06,782 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-29 11:24:06,782 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-29 11:24:06,782 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-29 11:24:06,782 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-29 11:24:06,782 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-29 11:24:06,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:24:06 BoogieIcfgContainer [2020-10-29 11:24:06,799 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:24:06,801 INFO L168 Benchmark]: Toolchain (without parser) took 34440.22 ms. Allocated memory was 157.3 MB in the beginning and 621.8 MB in the end (delta: 464.5 MB). Free memory was 131.1 MB in the beginning and 242.4 MB in the end (delta: -111.3 MB). Peak memory consumption was 370.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:06,802 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 157.3 MB. Free memory is still 129.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:24:06,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 526.77 ms. Allocated memory is still 157.3 MB. Free memory was 130.3 MB in the beginning and 110.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:06,804 INFO L168 Benchmark]: Boogie Preprocessor took 119.44 ms. Allocated memory is still 157.3 MB. Free memory was 110.4 MB in the beginning and 106.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:06,805 INFO L168 Benchmark]: RCFGBuilder took 1220.77 ms. Allocated memory is still 157.3 MB. Free memory was 106.7 MB in the beginning and 55.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:06,806 INFO L168 Benchmark]: TraceAbstraction took 32561.30 ms. Allocated memory was 157.3 MB in the beginning and 621.8 MB in the end (delta: 464.5 MB). Free memory was 55.3 MB in the beginning and 242.4 MB in the end (delta: -187.1 MB). Peak memory consumption was 295.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:06,809 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 157.3 MB. Free memory is still 129.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 526.77 ms. Allocated memory is still 157.3 MB. Free memory was 130.3 MB in the beginning and 110.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 119.44 ms. Allocated memory is still 157.3 MB. Free memory was 110.4 MB in the beginning and 106.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1220.77 ms. Allocated memory is still 157.3 MB. Free memory was 106.7 MB in the beginning and 55.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 32561.30 ms. Allocated memory was 157.3 MB in the beginning and 621.8 MB in the end (delta: 464.5 MB). Free memory was 55.3 MB in the beginning and 242.4 MB in the end (delta: -187.1 MB). Peak memory consumption was 295.0 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: 375]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 368]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 414]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 421]: 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: 439]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0 || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 226 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.5s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 266 SDtfs, 552 SDslu, 225 SDs, 0 SdLazy, 1155 SolverSat, 326 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 109 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 251 PreInvPairs, 331 NumberOfFragments, 796 HoareAnnotationTreeSize, 251 FomulaSimplifications, 36446 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 50 FomulaSimplificationsInter, 9491 FormulaSimplificationTreeSizeReductionInter, 7.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.6s InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 53910 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...