/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:41:40,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:41:40,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:41:40,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:41:40,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:41:40,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:41:40,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:41:40,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:41:40,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:41:40,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:41:40,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:41:40,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:41:40,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:41:40,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:41:40,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:41:40,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:41:40,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:41:40,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:41:40,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:41:40,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:41:40,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:41:40,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:41:40,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:41:40,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:41:40,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:41:40,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:41:40,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:41:40,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:41:40,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:41:40,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:41:40,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:41:40,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:41:40,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:41:40,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:41:40,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:41:40,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:41:40,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:41:40,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:41:40,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:41:40,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:41:40,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:41:40,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 10:41:40,801 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:41:40,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:41:40,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:41:40,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:41:40,803 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:41:40,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:41:40,804 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:41:40,804 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:41:40,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:41:40,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:41:40,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:41:40,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:41:40,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:41:40,805 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:41:40,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:41:40,805 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:41:40,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:41:40,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:41:40,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:41:40,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:41:40,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:41:40,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:41:40,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:41:40,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:41:40,807 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:41:40,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:41:40,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:40,808 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:41:40,808 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:41:40,808 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-20 10:41:41,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:41:41,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:41:41,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:41:41,120 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:41:41,120 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:41:41,121 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2020-07-20 10:41:41,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/918e8935c/395263f45b3c4b7ba09e0796cfc27482/FLAG504b89378 [2020-07-20 10:41:41,794 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:41:41,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2020-07-20 10:41:41,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/918e8935c/395263f45b3c4b7ba09e0796cfc27482/FLAG504b89378 [2020-07-20 10:41:42,039 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/918e8935c/395263f45b3c4b7ba09e0796cfc27482 [2020-07-20 10:41:42,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:41:42,051 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:41:42,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:41:42,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:41:42,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:41:42,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15ad3b8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42, skipping insertion in model container [2020-07-20 10:41:42,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:41:42,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:41:42,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:41:42,691 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:41:42,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:41:42,813 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:41:42,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42 WrapperNode [2020-07-20 10:41:42,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:41:42,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:41:42,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:41:42,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:41:42,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... [2020-07-20 10:41:42,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:41:42,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:41:42,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:41:42,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:41:42,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-20 10:41:42,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:41:42,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:41:42,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:41:42,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 10:41:42,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 10:41:42,971 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:41:42,971 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:41:42,971 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:41:42,972 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:41:42,972 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:41:42,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:41:42,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:41:42,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:41:42,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:41:42,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:41:42,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:41:42,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:41:42,974 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:41:42,974 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:41:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:41:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:41:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:41:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:41:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:41:42,977 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:41:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:41:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:41:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:41:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-20 10:41:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 10:41:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:41:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:41:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-20 10:41:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 10:41:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:41:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 10:41:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:41:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:41:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:41:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:41:42,981 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:41:42,981 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-20 10:41:42,981 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 10:41:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:41:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:41:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:41:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:41:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:41:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:41:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 10:41:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 10:41:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:41:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:41:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:41:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:41:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:41:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:41:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:41:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:41:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:41:42,984 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:41:42,984 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:41:42,984 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:41:42,984 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:41:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:41:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:41:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:41:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:41:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:41:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:41:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:41:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:41:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:41:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:41:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:41:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:41:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:41:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:41:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:41:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:41:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:41:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:41:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:41:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:41:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:41:42,990 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-20 10:41:42,990 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 10:41:42,990 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:41:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:41:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:41:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:41:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-20 10:41:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-20 10:41:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 10:41:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 10:41:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:41:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 10:41:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:41:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:41:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:41:44,031 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:41:44,032 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:41:44,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:41:44 BoogieIcfgContainer [2020-07-20 10:41:44,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:41:44,039 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:41:44,039 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:41:44,042 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:41:44,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:41:42" (1/3) ... [2020-07-20 10:41:44,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea9565b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:41:44, skipping insertion in model container [2020-07-20 10:41:44,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:41:42" (2/3) ... [2020-07-20 10:41:44,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea9565b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:41:44, skipping insertion in model container [2020-07-20 10:41:44,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:41:44" (3/3) ... [2020-07-20 10:41:44,046 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61.cil.c [2020-07-20 10:41:44,057 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:41:44,065 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:41:44,080 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:41:44,106 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:41:44,106 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:41:44,107 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:41:44,107 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:41:44,108 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:41:44,108 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:41:44,108 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:41:44,109 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:41:44,134 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-07-20 10:41:44,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 10:41:44,143 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:44,145 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] [2020-07-20 10:41:44,145 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:44,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:44,151 INFO L82 PathProgramCache]: Analyzing trace with hash 1299073538, now seen corresponding path program 1 times [2020-07-20 10:41:44,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:44,160 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [303613591] [2020-07-20 10:41:44,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:44,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:41:44,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:44,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:41:44,448 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:44,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [303613591] [2020-07-20 10:41:44,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:44,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:41:44,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374753198] [2020-07-20 10:41:44,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:41:44,458 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:44,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:41:44,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:41:44,475 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-07-20 10:41:44,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:44,530 INFO L93 Difference]: Finished difference Result 306 states and 383 transitions. [2020-07-20 10:41:44,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:41:44,533 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 10:41:44,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:44,555 INFO L225 Difference]: With dead ends: 306 [2020-07-20 10:41:44,555 INFO L226 Difference]: Without dead ends: 155 [2020-07-20 10:41:44,564 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:41:44,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-20 10:41:44,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2020-07-20 10:41:44,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-07-20 10:41:44,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 185 transitions. [2020-07-20 10:41:44,667 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 185 transitions. Word has length 51 [2020-07-20 10:41:44,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:44,669 INFO L479 AbstractCegarLoop]: Abstraction has 155 states and 185 transitions. [2020-07-20 10:41:44,669 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:41:44,669 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 185 transitions. [2020-07-20 10:41:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 10:41:44,684 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:44,684 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:44,898 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:44,898 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:44,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:44,899 INFO L82 PathProgramCache]: Analyzing trace with hash -155172335, now seen corresponding path program 1 times [2020-07-20 10:41:44,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:44,900 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [744565585] [2020-07-20 10:41:44,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:45,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:41:45,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:45,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:41:45,185 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:45,186 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [744565585] [2020-07-20 10:41:45,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:45,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:45,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284472872] [2020-07-20 10:41:45,188 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:45,189 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:45,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:45,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:45,190 INFO L87 Difference]: Start difference. First operand 155 states and 185 transitions. Second operand 3 states. [2020-07-20 10:41:45,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:45,220 INFO L93 Difference]: Finished difference Result 282 states and 345 transitions. [2020-07-20 10:41:45,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:45,221 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 10:41:45,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:45,224 INFO L225 Difference]: With dead ends: 282 [2020-07-20 10:41:45,224 INFO L226 Difference]: Without dead ends: 155 [2020-07-20 10:41:45,226 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:45,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-20 10:41:45,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2020-07-20 10:41:45,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-07-20 10:41:45,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 184 transitions. [2020-07-20 10:41:45,244 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 184 transitions. Word has length 52 [2020-07-20 10:41:45,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:45,244 INFO L479 AbstractCegarLoop]: Abstraction has 155 states and 184 transitions. [2020-07-20 10:41:45,245 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:45,245 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 184 transitions. [2020-07-20 10:41:45,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-20 10:41:45,248 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:45,248 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, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:45,461 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:45,462 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:45,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:45,462 INFO L82 PathProgramCache]: Analyzing trace with hash -1435838022, now seen corresponding path program 1 times [2020-07-20 10:41:45,463 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:45,463 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1678150130] [2020-07-20 10:41:45,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:45,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:45,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:41:45,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:45,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:41:45,668 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:45,669 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1678150130] [2020-07-20 10:41:45,669 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:45,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:45,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32432459] [2020-07-20 10:41:45,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:45,670 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:45,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:45,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:45,671 INFO L87 Difference]: Start difference. First operand 155 states and 184 transitions. Second operand 3 states. [2020-07-20 10:41:45,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:45,687 INFO L93 Difference]: Finished difference Result 255 states and 303 transitions. [2020-07-20 10:41:45,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:45,688 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2020-07-20 10:41:45,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:45,690 INFO L225 Difference]: With dead ends: 255 [2020-07-20 10:41:45,690 INFO L226 Difference]: Without dead ends: 146 [2020-07-20 10:41:45,691 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:45,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-07-20 10:41:45,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2020-07-20 10:41:45,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-07-20 10:41:45,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 172 transitions. [2020-07-20 10:41:45,706 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 172 transitions. Word has length 70 [2020-07-20 10:41:45,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:45,707 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 172 transitions. [2020-07-20 10:41:45,707 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:45,707 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 172 transitions. [2020-07-20 10:41:45,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-07-20 10:41:45,708 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:45,709 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:45,922 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:45,923 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:45,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:45,924 INFO L82 PathProgramCache]: Analyzing trace with hash -775636071, now seen corresponding path program 1 times [2020-07-20 10:41:45,924 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:45,925 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [159380650] [2020-07-20 10:41:45,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:46,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 10:41:46,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:46,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:41:46,164 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:46,165 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [159380650] [2020-07-20 10:41:46,165 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:46,165 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:41:46,165 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698661219] [2020-07-20 10:41:46,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:41:46,166 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:46,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:41:46,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:46,168 INFO L87 Difference]: Start difference. First operand 146 states and 172 transitions. Second operand 3 states. [2020-07-20 10:41:46,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:46,221 INFO L93 Difference]: Finished difference Result 264 states and 320 transitions. [2020-07-20 10:41:46,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:41:46,222 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-07-20 10:41:46,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:46,227 INFO L225 Difference]: With dead ends: 264 [2020-07-20 10:41:46,227 INFO L226 Difference]: Without dead ends: 261 [2020-07-20 10:41:46,228 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:41:46,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2020-07-20 10:41:46,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2020-07-20 10:41:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2020-07-20 10:41:46,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 317 transitions. [2020-07-20 10:41:46,255 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 317 transitions. Word has length 74 [2020-07-20 10:41:46,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:46,256 INFO L479 AbstractCegarLoop]: Abstraction has 261 states and 317 transitions. [2020-07-20 10:41:46,256 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:41:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 317 transitions. [2020-07-20 10:41:46,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-07-20 10:41:46,258 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:46,259 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:46,471 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:46,472 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:46,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:46,473 INFO L82 PathProgramCache]: Analyzing trace with hash -519380979, now seen corresponding path program 1 times [2020-07-20 10:41:46,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:46,474 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [31940871] [2020-07-20 10:41:46,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:46,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-20 10:41:46,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:46,763 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-07-20 10:41:46,764 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:46,764 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [31940871] [2020-07-20 10:41:46,764 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:46,765 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 10:41:46,765 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824029680] [2020-07-20 10:41:46,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-20 10:41:46,766 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:46,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-20 10:41:46,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-07-20 10:41:46,766 INFO L87 Difference]: Start difference. First operand 261 states and 317 transitions. Second operand 7 states. [2020-07-20 10:41:47,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:47,656 INFO L93 Difference]: Finished difference Result 637 states and 823 transitions. [2020-07-20 10:41:47,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-20 10:41:47,657 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 122 [2020-07-20 10:41:47,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:47,661 INFO L225 Difference]: With dead ends: 637 [2020-07-20 10:41:47,661 INFO L226 Difference]: Without dead ends: 404 [2020-07-20 10:41:47,663 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-07-20 10:41:47,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2020-07-20 10:41:47,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 380. [2020-07-20 10:41:47,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-07-20 10:41:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 463 transitions. [2020-07-20 10:41:47,699 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 463 transitions. Word has length 122 [2020-07-20 10:41:47,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:47,700 INFO L479 AbstractCegarLoop]: Abstraction has 380 states and 463 transitions. [2020-07-20 10:41:47,700 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-20 10:41:47,700 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 463 transitions. [2020-07-20 10:41:47,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-07-20 10:41:47,703 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:47,704 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:47,918 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:47,919 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:47,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:47,920 INFO L82 PathProgramCache]: Analyzing trace with hash 38573823, now seen corresponding path program 1 times [2020-07-20 10:41:47,920 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:47,921 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1444180656] [2020-07-20 10:41:47,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:48,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 1015 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:41:48,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:48,236 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 44 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-07-20 10:41:48,237 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 10:41:48,385 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-20 10:41:48,471 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-20 10:41:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-07-20 10:41:48,855 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1444180656] [2020-07-20 10:41:48,857 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 10:41:48,858 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-07-20 10:41:48,858 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444845705] [2020-07-20 10:41:48,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:41:48,860 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:48,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:41:48,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:41:48,861 INFO L87 Difference]: Start difference. First operand 380 states and 463 transitions. Second operand 6 states. [2020-07-20 10:41:49,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:49,573 INFO L93 Difference]: Finished difference Result 697 states and 873 transitions. [2020-07-20 10:41:49,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-20 10:41:49,576 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 197 [2020-07-20 10:41:49,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:49,580 INFO L225 Difference]: With dead ends: 697 [2020-07-20 10:41:49,580 INFO L226 Difference]: Without dead ends: 345 [2020-07-20 10:41:49,582 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 388 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-07-20 10:41:49,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-07-20 10:41:49,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 321. [2020-07-20 10:41:49,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2020-07-20 10:41:49,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 370 transitions. [2020-07-20 10:41:49,604 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 370 transitions. Word has length 197 [2020-07-20 10:41:49,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:49,605 INFO L479 AbstractCegarLoop]: Abstraction has 321 states and 370 transitions. [2020-07-20 10:41:49,605 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:41:49,605 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 370 transitions. [2020-07-20 10:41:49,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-07-20 10:41:49,608 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:49,608 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:49,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:49,822 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:49,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:49,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1663644212, now seen corresponding path program 1 times [2020-07-20 10:41:49,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:49,824 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1973123477] [2020-07-20 10:41:49,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:50,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 10:41:50,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:50,111 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-07-20 10:41:50,111 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 10:41:50,442 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-07-20 10:41:50,443 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1973123477] [2020-07-20 10:41:50,443 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 10:41:50,443 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2020-07-20 10:41:50,443 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959651172] [2020-07-20 10:41:50,444 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:41:50,444 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:50,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:41:50,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-20 10:41:50,445 INFO L87 Difference]: Start difference. First operand 321 states and 370 transitions. Second operand 6 states. [2020-07-20 10:41:50,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:50,718 INFO L93 Difference]: Finished difference Result 870 states and 1034 transitions. [2020-07-20 10:41:50,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-20 10:41:50,722 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 180 [2020-07-20 10:41:50,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:50,729 INFO L225 Difference]: With dead ends: 870 [2020-07-20 10:41:50,729 INFO L226 Difference]: Without dead ends: 577 [2020-07-20 10:41:50,732 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 355 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-07-20 10:41:50,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2020-07-20 10:41:50,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 571. [2020-07-20 10:41:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2020-07-20 10:41:50,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 657 transitions. [2020-07-20 10:41:50,780 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 657 transitions. Word has length 180 [2020-07-20 10:41:50,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:50,782 INFO L479 AbstractCegarLoop]: Abstraction has 571 states and 657 transitions. [2020-07-20 10:41:50,782 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:41:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 657 transitions. [2020-07-20 10:41:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-07-20 10:41:50,786 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:50,786 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:50,999 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:51,000 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:51,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:51,001 INFO L82 PathProgramCache]: Analyzing trace with hash -1213167024, now seen corresponding path program 1 times [2020-07-20 10:41:51,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:51,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [542293538] [2020-07-20 10:41:51,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:51,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-20 10:41:51,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:51,333 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-07-20 10:41:51,333 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:51,334 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [542293538] [2020-07-20 10:41:51,334 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:51,334 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-20 10:41:51,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114781301] [2020-07-20 10:41:51,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 10:41:51,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:51,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 10:41:51,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:41:51,338 INFO L87 Difference]: Start difference. First operand 571 states and 657 transitions. Second operand 8 states. [2020-07-20 10:41:51,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:51,816 INFO L93 Difference]: Finished difference Result 1095 states and 1272 transitions. [2020-07-20 10:41:51,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-20 10:41:51,816 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 184 [2020-07-20 10:41:51,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:51,820 INFO L225 Difference]: With dead ends: 1095 [2020-07-20 10:41:51,821 INFO L226 Difference]: Without dead ends: 552 [2020-07-20 10:41:51,823 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 176 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:41:51,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2020-07-20 10:41:51,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 552. [2020-07-20 10:41:51,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 552 states. [2020-07-20 10:41:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 630 transitions. [2020-07-20 10:41:51,859 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 630 transitions. Word has length 184 [2020-07-20 10:41:51,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:51,860 INFO L479 AbstractCegarLoop]: Abstraction has 552 states and 630 transitions. [2020-07-20 10:41:51,860 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 10:41:51,860 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 630 transitions. [2020-07-20 10:41:51,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-07-20 10:41:51,865 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:41:51,865 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:41:52,078 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:52,079 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:41:52,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:41:52,080 INFO L82 PathProgramCache]: Analyzing trace with hash 636040609, now seen corresponding path program 1 times [2020-07-20 10:41:52,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:41:52,081 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1443225970] [2020-07-20 10:41:52,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:41:52,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-20 10:41:52,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:41:52,442 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2020-07-20 10:41:52,442 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:41:52,442 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1443225970] [2020-07-20 10:41:52,443 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:41:52,443 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-20 10:41:52,443 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556930733] [2020-07-20 10:41:52,444 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 10:41:52,444 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:41:52,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 10:41:52,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:41:52,445 INFO L87 Difference]: Start difference. First operand 552 states and 630 transitions. Second operand 8 states. [2020-07-20 10:41:52,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:41:52,903 INFO L93 Difference]: Finished difference Result 845 states and 966 transitions. [2020-07-20 10:41:52,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-20 10:41:52,907 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 253 [2020-07-20 10:41:52,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:41:52,908 INFO L225 Difference]: With dead ends: 845 [2020-07-20 10:41:52,908 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:41:52,911 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 245 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:41:52,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:41:52,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:41:52,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:41:52,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:41:52,912 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 253 [2020-07-20 10:41:52,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:41:52,912 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:41:52,912 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 10:41:52,912 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:41:52,912 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:41:53,124 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:41:53,127 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:41:53,912 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2020-07-20 10:41:54,134 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2020-07-20 10:41:54,699 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 30 [2020-07-20 10:41:55,107 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2020-07-20 10:41:55,221 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2020-07-20 10:41:55,572 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2020-07-20 10:41:55,948 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 25 [2020-07-20 10:41:56,328 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2020-07-20 10:41:56,918 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 25 [2020-07-20 10:41:57,160 INFO L268 CegarLoopResult]: For program point L286(lines 263 287) no Hoare annotation was computed. [2020-07-20 10:41:57,160 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 239 294) no Hoare annotation was computed. [2020-07-20 10:41:57,160 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-07-20 10:41:57,160 INFO L268 CegarLoopResult]: For program point L270-1(lines 270 274) no Hoare annotation was computed. [2020-07-20 10:41:57,160 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-07-20 10:41:57,160 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 239 294) no Hoare annotation was computed. [2020-07-20 10:41:57,160 INFO L268 CegarLoopResult]: For program point L264-2(lines 264 285) no Hoare annotation was computed. [2020-07-20 10:41:57,160 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 239 294) no Hoare annotation was computed. [2020-07-20 10:41:57,161 INFO L268 CegarLoopResult]: For program point L321-2(lines 321 346) no Hoare annotation was computed. [2020-07-20 10:41:57,161 INFO L268 CegarLoopResult]: For program point L347(lines 320 348) no Hoare annotation was computed. [2020-07-20 10:41:57,161 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 295 354) no Hoare annotation was computed. [2020-07-20 10:41:57,161 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-07-20 10:41:57,161 INFO L268 CegarLoopResult]: For program point L340-1(line 340) no Hoare annotation was computed. [2020-07-20 10:41:57,161 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 295 354) no Hoare annotation was computed. [2020-07-20 10:41:57,161 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 295 354) no Hoare annotation was computed. [2020-07-20 10:41:57,161 INFO L268 CegarLoopResult]: For program point L327(lines 327 331) no Hoare annotation was computed. [2020-07-20 10:41:57,162 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 331) no Hoare annotation was computed. [2020-07-20 10:41:57,162 INFO L268 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-07-20 10:41:57,162 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 580 586) the Hoare annotation is: true [2020-07-20 10:41:57,162 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 580 586) no Hoare annotation was computed. [2020-07-20 10:41:57,163 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 587 595) no Hoare annotation was computed. [2020-07-20 10:41:57,163 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 587 595) the Hoare annotation is: true [2020-07-20 10:41:57,163 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 587 595) no Hoare annotation was computed. [2020-07-20 10:41:57,163 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 163 185) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:57,164 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 163 185) no Hoare annotation was computed. [2020-07-20 10:41:57,164 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:57,164 INFO L264 CegarLoopResult]: At program point L175-1(line 175) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:57,164 INFO L268 CegarLoopResult]: For program point L173(lines 173 180) no Hoare annotation was computed. [2020-07-20 10:41:57,164 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 163 185) no Hoare annotation was computed. [2020-07-20 10:41:57,164 INFO L268 CegarLoopResult]: For program point L173-1(lines 173 180) no Hoare annotation was computed. [2020-07-20 10:41:57,165 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-20 10:41:57,165 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:57,165 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:57,165 INFO L264 CegarLoopResult]: At program point L169-1(line 169) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:57,165 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-07-20 10:41:57,166 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-20 10:41:57,166 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 117 140) no Hoare annotation was computed. [2020-07-20 10:41:57,166 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-20 10:41:57,166 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-07-20 10:41:57,166 INFO L268 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-07-20 10:41:57,166 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 117 140) no Hoare annotation was computed. [2020-07-20 10:41:57,166 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-20 10:41:57,166 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 117 140) no Hoare annotation was computed. [2020-07-20 10:41:57,166 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-07-20 10:41:57,167 INFO L268 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-07-20 10:41:57,167 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-07-20 10:41:57,167 INFO L268 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-07-20 10:41:57,167 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-20 10:41:57,167 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-07-20 10:41:57,167 INFO L268 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-07-20 10:41:57,167 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-20 10:41:57,168 INFO L264 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse4))) [2020-07-20 10:41:57,168 INFO L268 CegarLoopResult]: For program point L852-1(lines 833 857) no Hoare annotation was computed. [2020-07-20 10:41:57,168 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 833 857) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse2 .cse4))) [2020-07-20 10:41:57,168 INFO L264 CegarLoopResult]: At program point L847(line 847) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse3))) [2020-07-20 10:41:57,168 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 833 857) no Hoare annotation was computed. [2020-07-20 10:41:57,169 INFO L264 CegarLoopResult]: At program point L843(line 843) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse3))) [2020-07-20 10:41:57,169 INFO L268 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-07-20 10:41:57,169 INFO L264 CegarLoopResult]: At program point L839(line 839) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse3))) [2020-07-20 10:41:57,169 INFO L268 CegarLoopResult]: For program point L839-1(line 839) no Hoare annotation was computed. [2020-07-20 10:41:57,169 INFO L268 CegarLoopResult]: For program point L837(lines 837 854) no Hoare annotation was computed. [2020-07-20 10:41:57,169 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 928 936) no Hoare annotation was computed. [2020-07-20 10:41:57,169 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 928 936) the Hoare annotation is: true [2020-07-20 10:41:57,169 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 928 936) no Hoare annotation was computed. [2020-07-20 10:41:57,170 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 992 1010) the Hoare annotation is: true [2020-07-20 10:41:57,170 INFO L268 CegarLoopResult]: For program point L1001(lines 1001 1005) no Hoare annotation was computed. [2020-07-20 10:41:57,170 INFO L271 CegarLoopResult]: At program point L999(line 999) the Hoare annotation is: true [2020-07-20 10:41:57,170 INFO L268 CegarLoopResult]: For program point L1001-2(lines 1001 1005) no Hoare annotation was computed. [2020-07-20 10:41:57,170 INFO L268 CegarLoopResult]: For program point L999-1(line 999) no Hoare annotation was computed. [2020-07-20 10:41:57,170 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 992 1010) no Hoare annotation was computed. [2020-07-20 10:41:57,170 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 992 1010) no Hoare annotation was computed. [2020-07-20 10:41:57,170 INFO L268 CegarLoopResult]: For program point L956(lines 956 964) no Hoare annotation was computed. [2020-07-20 10:41:57,171 INFO L268 CegarLoopResult]: For program point L956-2(lines 956 964) no Hoare annotation was computed. [2020-07-20 10:41:57,171 INFO L268 CegarLoopResult]: For program point L944(lines 944 952) no Hoare annotation was computed. [2020-07-20 10:41:57,171 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 937 972) no Hoare annotation was computed. [2020-07-20 10:41:57,171 INFO L268 CegarLoopResult]: For program point L944-2(lines 944 952) no Hoare annotation was computed. [2020-07-20 10:41:57,171 INFO L268 CegarLoopResult]: For program point L967(line 967) no Hoare annotation was computed. [2020-07-20 10:41:57,171 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 937 972) no Hoare annotation was computed. [2020-07-20 10:41:57,171 INFO L268 CegarLoopResult]: For program point L967-1(line 967) no Hoare annotation was computed. [2020-07-20 10:41:57,171 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 937 972) no Hoare annotation was computed. [2020-07-20 10:41:57,171 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 573 579) no Hoare annotation was computed. [2020-07-20 10:41:57,172 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 573 579) the Hoare annotation is: true [2020-07-20 10:41:57,172 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 193 238) no Hoare annotation was computed. [2020-07-20 10:41:57,172 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 193 238) no Hoare annotation was computed. [2020-07-20 10:41:57,172 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 193 238) no Hoare annotation was computed. [2020-07-20 10:41:57,172 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 506 551) no Hoare annotation was computed. [2020-07-20 10:41:57,172 INFO L268 CegarLoopResult]: For program point L526(lines 526 533) no Hoare annotation was computed. [2020-07-20 10:41:57,172 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 506 551) no Hoare annotation was computed. [2020-07-20 10:41:57,172 INFO L268 CegarLoopResult]: For program point L520(lines 520 540) no Hoare annotation was computed. [2020-07-20 10:41:57,172 INFO L268 CegarLoopResult]: For program point L520-1(lines 520 540) no Hoare annotation was computed. [2020-07-20 10:41:57,173 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 506 551) no Hoare annotation was computed. [2020-07-20 10:41:57,173 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 149 159) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:57,173 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 149 159) no Hoare annotation was computed. [2020-07-20 10:41:57,173 INFO L264 CegarLoopResult]: At program point L154(line 154) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:57,173 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 149 159) no Hoare annotation was computed. [2020-07-20 10:41:57,173 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 917 927) the Hoare annotation is: true [2020-07-20 10:41:57,174 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 917 927) no Hoare annotation was computed. [2020-07-20 10:41:57,174 INFO L271 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: true [2020-07-20 10:41:57,174 INFO L268 CegarLoopResult]: For program point L922-1(line 922) no Hoare annotation was computed. [2020-07-20 10:41:57,174 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 917 927) no Hoare annotation was computed. [2020-07-20 10:41:57,174 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 909 916) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-07-20 10:41:57,174 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 909 916) no Hoare annotation was computed. [2020-07-20 10:41:57,174 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 909 916) no Hoare annotation was computed. [2020-07-20 10:41:57,175 INFO L268 CegarLoopResult]: For program point L750(lines 750 756) no Hoare annotation was computed. [2020-07-20 10:41:57,175 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 746 759) no Hoare annotation was computed. [2020-07-20 10:41:57,175 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 746 759) the Hoare annotation is: true [2020-07-20 10:41:57,175 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 746 759) no Hoare annotation was computed. [2020-07-20 10:41:57,175 INFO L264 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse6 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse6))) [2020-07-20 10:41:57,175 INFO L268 CegarLoopResult]: For program point L865-1(line 865) no Hoare annotation was computed. [2020-07-20 10:41:57,175 INFO L268 CegarLoopResult]: For program point L863(lines 863 880) no Hoare annotation was computed. [2020-07-20 10:41:57,175 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 859 883) no Hoare annotation was computed. [2020-07-20 10:41:57,176 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 859 883) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse7 (= 0 ~pumpRunning~0)) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse6 .cse7) (or .cse0 .cse1 .cse6 .cse4 .cse7) (or .cse0 .cse1 .cse5 .cse2 .cse3))) [2020-07-20 10:41:57,176 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= 0 ~pumpRunning~0)) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse4) (or .cse0 .cse1 .cse5 .cse6))) [2020-07-20 10:41:57,176 INFO L268 CegarLoopResult]: For program point L878-1(lines 859 883) no Hoare annotation was computed. [2020-07-20 10:41:57,176 INFO L264 CegarLoopResult]: At program point L873(line 873) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 .cse4) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse5 .cse4) (or .cse0 .cse1 .cse2 .cse5))) [2020-07-20 10:41:57,176 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse6 .cse4) (or .cse0 .cse1 .cse2 .cse6 (and .cse5 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~8))))) [2020-07-20 10:41:57,177 INFO L268 CegarLoopResult]: For program point L867(lines 867 875) no Hoare annotation was computed. [2020-07-20 10:41:57,177 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 799 805) no Hoare annotation was computed. [2020-07-20 10:41:57,177 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 799 805) the Hoare annotation is: true [2020-07-20 10:41:57,177 INFO L268 CegarLoopResult]: For program point L609(lines 609 613) no Hoare annotation was computed. [2020-07-20 10:41:57,177 INFO L264 CegarLoopResult]: At program point testENTRY(lines 597 660) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-20 10:41:57,177 INFO L268 CegarLoopResult]: For program point testFINAL(lines 597 660) no Hoare annotation was computed. [2020-07-20 10:41:57,177 INFO L264 CegarLoopResult]: At program point L653(lines 606 654) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:41:57,178 INFO L268 CegarLoopResult]: For program point L643(lines 643 647) no Hoare annotation was computed. [2020-07-20 10:41:57,178 INFO L264 CegarLoopResult]: At program point L643-2(lines 637 648) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (<= 1 ~systemActive~0)) (.cse5 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse4 (<= test_~splverifierCounter~0 0)) (.cse7 (<= 1 ~pumpRunning~0))) (or (not .cse0) (and .cse1 .cse2 .cse3 .cse4 .cse0 .cse5) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse6 .cse3 .cse4 .cse0 .cse5) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse1 .cse4 .cse7) (and .cse1 .cse6 .cse4 .cse7))) [2020-07-20 10:41:57,178 INFO L268 CegarLoopResult]: For program point L608(lines 607 652) no Hoare annotation was computed. [2020-07-20 10:41:57,178 INFO L268 CegarLoopResult]: For program point L637(lines 637 648) no Hoare annotation was computed. [2020-07-20 10:41:57,178 INFO L264 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (<= 1 ~systemActive~0)) (.cse5 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse4 (<= test_~splverifierCounter~0 0))) (or (not .cse0) (and .cse1 .cse2 .cse3 .cse4 .cse0 .cse5) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 (<= 1 ~methaneLevelCritical~0) .cse3 .cse4 .cse0 .cse5) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse1 .cse4 (<= 1 ~pumpRunning~0)))) [2020-07-20 10:41:57,178 INFO L268 CegarLoopResult]: For program point L627(lines 627 633) no Hoare annotation was computed. [2020-07-20 10:41:57,178 INFO L268 CegarLoopResult]: For program point L627-1(lines 627 633) no Hoare annotation was computed. [2020-07-20 10:41:57,179 INFO L264 CegarLoopResult]: At program point L619(line 619) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (<= 1 ~systemActive~0)) (.cse5 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse4 (<= test_~splverifierCounter~0 0))) (or (not .cse0) (and .cse1 .cse2 .cse3 .cse4 .cse0 .cse5) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 (<= 1 ~methaneLevelCritical~0) .cse3 .cse4 .cse0 .cse5) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse1 .cse4 (<= 1 ~pumpRunning~0)))) [2020-07-20 10:41:57,179 INFO L264 CegarLoopResult]: At program point L650(lines 607 652) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (<= 1 ~systemActive~0)) (.cse5 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse4 (<= test_~splverifierCounter~0 0))) (or (not .cse0) (and .cse1 .cse2 .cse3 .cse4 .cse0 .cse5) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 (<= 1 ~methaneLevelCritical~0) .cse3 .cse4 .cse0 .cse5) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse1 .cse4 (<= 1 ~pumpRunning~0)))) [2020-07-20 10:41:57,179 INFO L268 CegarLoopResult]: For program point L617(lines 617 623) no Hoare annotation was computed. [2020-07-20 10:41:57,179 INFO L268 CegarLoopResult]: For program point L617-1(lines 617 623) no Hoare annotation was computed. [2020-07-20 10:41:57,179 INFO L268 CegarLoopResult]: For program point testEXIT(lines 597 660) no Hoare annotation was computed. [2020-07-20 10:41:57,179 INFO L268 CegarLoopResult]: For program point L480(lines 480 487) no Hoare annotation was computed. [2020-07-20 10:41:57,180 INFO L268 CegarLoopResult]: For program point L474(lines 474 494) no Hoare annotation was computed. [2020-07-20 10:41:57,180 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 460 505) no Hoare annotation was computed. [2020-07-20 10:41:57,180 INFO L268 CegarLoopResult]: For program point L474-1(lines 474 494) no Hoare annotation was computed. [2020-07-20 10:41:57,180 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 460 505) no Hoare annotation was computed. [2020-07-20 10:41:57,180 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 460 505) no Hoare annotation was computed. [2020-07-20 10:41:57,180 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 884 891) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0)) [2020-07-20 10:41:57,180 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 884 891) no Hoare annotation was computed. [2020-07-20 10:41:57,181 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 884 891) no Hoare annotation was computed. [2020-07-20 10:41:57,181 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 760 768) no Hoare annotation was computed. [2020-07-20 10:41:57,181 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 760 768) the Hoare annotation is: true [2020-07-20 10:41:57,181 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 760 768) no Hoare annotation was computed. [2020-07-20 10:41:57,181 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-07-20 10:41:57,181 INFO L268 CegarLoopResult]: For program point L64(lines 64 74) no Hoare annotation was computed. [2020-07-20 10:41:57,181 INFO L264 CegarLoopResult]: At program point L62(line 62) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 1 ~pumpRunning~0))) (or .cse0 .cse1 .cse2 (not (= 0 ~pumpRunning~0))))) [2020-07-20 10:41:57,181 INFO L268 CegarLoopResult]: For program point L62-1(line 62) no Hoare annotation was computed. [2020-07-20 10:41:57,182 INFO L268 CegarLoopResult]: For program point L60(lines 60 77) no Hoare annotation was computed. [2020-07-20 10:41:57,182 INFO L268 CegarLoopResult]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2020-07-20 10:41:57,182 INFO L264 CegarLoopResult]: At program point L58(line 58) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 1 ~pumpRunning~0))) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-20 10:41:57,182 INFO L268 CegarLoopResult]: For program point L58-1(line 58) no Hoare annotation was computed. [2020-07-20 10:41:57,182 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 1 ~pumpRunning~0))) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-20 10:41:57,182 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2020-07-20 10:41:57,183 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse3 .cse2) (or .cse0 .cse1 .cse3 .cse2))) [2020-07-20 10:41:57,183 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 10:41:57,183 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-20 10:41:57,183 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-20 10:41:57,183 INFO L268 CegarLoopResult]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2020-07-20 10:41:57,183 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 714 736) no Hoare annotation was computed. [2020-07-20 10:41:57,184 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 714 736) no Hoare annotation was computed. [2020-07-20 10:41:57,184 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 714 736) no Hoare annotation was computed. [2020-07-20 10:41:57,184 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-07-20 10:41:57,184 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 357 459) no Hoare annotation was computed. [2020-07-20 10:41:57,184 INFO L268 CegarLoopResult]: For program point L446(lines 446 453) no Hoare annotation was computed. [2020-07-20 10:41:57,184 INFO L268 CegarLoopResult]: For program point L407(lines 406 426) no Hoare annotation was computed. [2020-07-20 10:41:57,184 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-07-20 10:41:57,184 INFO L268 CegarLoopResult]: For program point L438-1(line 438) no Hoare annotation was computed. [2020-07-20 10:41:57,184 INFO L268 CegarLoopResult]: For program point L403(lines 403 444) no Hoare annotation was computed. [2020-07-20 10:41:57,185 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-07-20 10:41:57,185 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 357 459) no Hoare annotation was computed. [2020-07-20 10:41:57,185 INFO L268 CegarLoopResult]: For program point L422-1(line 422) no Hoare annotation was computed. [2020-07-20 10:41:57,185 INFO L268 CegarLoopResult]: For program point L381(lines 381 385) no Hoare annotation was computed. [2020-07-20 10:41:57,185 INFO L268 CegarLoopResult]: For program point L445(lines 445 456) no Hoare annotation was computed. [2020-07-20 10:41:57,185 INFO L268 CegarLoopResult]: For program point L408(lines 408 412) no Hoare annotation was computed. [2020-07-20 10:41:57,185 INFO L268 CegarLoopResult]: For program point L406-2(lines 406 426) no Hoare annotation was computed. [2020-07-20 10:41:57,185 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 357 459) no Hoare annotation was computed. [2020-07-20 10:41:57,186 INFO L268 CegarLoopResult]: For program point L427(lines 405 428) no Hoare annotation was computed. [2020-07-20 10:41:57,186 INFO L268 CegarLoopResult]: For program point L386(lines 386 402) no Hoare annotation was computed. [2020-07-20 10:41:57,186 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 563 572) no Hoare annotation was computed. [2020-07-20 10:41:57,186 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 563 572) no Hoare annotation was computed. [2020-07-20 10:41:57,186 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 563 572) no Hoare annotation was computed. [2020-07-20 10:41:57,186 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:57,186 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2020-07-20 10:41:57,186 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:57,187 INFO L264 CegarLoopResult]: At program point L897(line 897) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3))) [2020-07-20 10:41:57,187 INFO L268 CegarLoopResult]: For program point L897-1(line 897) no Hoare annotation was computed. [2020-07-20 10:41:57,187 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 892 908) no Hoare annotation was computed. [2020-07-20 10:41:57,187 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 892 908) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3))) [2020-07-20 10:41:57,187 INFO L264 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0)))) [2020-07-20 10:41:57,188 INFO L268 CegarLoopResult]: For program point L903-1(lines 892 908) no Hoare annotation was computed. [2020-07-20 10:41:57,188 INFO L268 CegarLoopResult]: For program point L899(lines 899 905) no Hoare annotation was computed. [2020-07-20 10:41:57,188 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 737 745) no Hoare annotation was computed. [2020-07-20 10:41:57,188 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 737 745) no Hoare annotation was computed. [2020-07-20 10:41:57,188 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 737 745) no Hoare annotation was computed. [2020-07-20 10:41:57,188 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 973 991) no Hoare annotation was computed. [2020-07-20 10:41:57,188 INFO L268 CegarLoopResult]: For program point L982(lines 982 986) no Hoare annotation was computed. [2020-07-20 10:41:57,188 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 973 991) the Hoare annotation is: true [2020-07-20 10:41:57,188 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 973 991) no Hoare annotation was computed. [2020-07-20 10:41:57,189 INFO L271 CegarLoopResult]: At program point L980(line 980) the Hoare annotation is: true [2020-07-20 10:41:57,189 INFO L268 CegarLoopResult]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2020-07-20 10:41:57,189 INFO L268 CegarLoopResult]: For program point L980-1(line 980) no Hoare annotation was computed. [2020-07-20 10:41:57,189 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 693 704) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (<= 1 ~pumpRunning~0))) (or .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse4 (not (<= 1 |old(~methaneLevelCritical~0)|))))) [2020-07-20 10:41:57,189 INFO L268 CegarLoopResult]: For program point L697-1(lines 693 704) no Hoare annotation was computed. [2020-07-20 10:41:57,189 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 693 704) no Hoare annotation was computed. [2020-07-20 10:41:57,189 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:57,190 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:41:57,190 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:57,190 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 705 713) the Hoare annotation is: true [2020-07-20 10:41:57,190 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 705 713) no Hoare annotation was computed. [2020-07-20 10:41:57,190 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 705 713) no Hoare annotation was computed. [2020-07-20 10:41:57,190 INFO L264 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (let ((.cse8 (= 0 ~methAndRunningLastTime~0))) (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (and .cse8 (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (and .cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse2 .cse7) (or .cse0 .cse2 .cse3 .cse7 .cse4) (or .cse0 .cse1 .cse5 .cse6 .cse2)))) [2020-07-20 10:41:57,191 INFO L264 CegarLoopResult]: At program point L786(lines 786 792) the Hoare annotation is: (let ((.cse5 (= 0 ~methAndRunningLastTime~0))) (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (and .cse5 (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (and .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse6 .cse2 .cse7 .cse4) (or .cse0 .cse1 .cse6 .cse2 .cse4) (or .cse0 .cse2 .cse3 .cse7 (and .cse5 (<= |old(~pumpRunning~0)| ~pumpRunning~0)))))) [2020-07-20 10:41:57,191 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 775 798) the Hoare annotation is: (let ((.cse8 (= 0 ~methAndRunningLastTime~0))) (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (and .cse8 (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (and .cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse2 .cse7) (or .cse0 .cse2 .cse3 .cse7 .cse4) (or .cse0 .cse1 .cse5 .cse6 .cse2)))) [2020-07-20 10:41:57,191 INFO L264 CegarLoopResult]: At program point L781(line 781) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (and (= 0 ~methAndRunningLastTime~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse3 .cse6) (or .cse0 .cse3 .cse6 .cse4) (or .cse0 .cse5 .cse1 .cse2 .cse3))) [2020-07-20 10:41:57,191 INFO L268 CegarLoopResult]: For program point L779(lines 778 797) no Hoare annotation was computed. [2020-07-20 10:41:57,191 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 775 798) no Hoare annotation was computed. [2020-07-20 10:41:57,191 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 775 798) no Hoare annotation was computed. [2020-07-20 10:41:57,192 INFO L271 CegarLoopResult]: At program point L98-1(lines 98 102) the Hoare annotation is: true [2020-07-20 10:41:57,192 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 84 113) no Hoare annotation was computed. [2020-07-20 10:41:57,192 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-07-20 10:41:57,192 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 84 113) the Hoare annotation is: true [2020-07-20 10:41:57,192 INFO L271 CegarLoopResult]: At program point L94-2(lines 94 108) the Hoare annotation is: true [2020-07-20 10:41:57,192 INFO L271 CegarLoopResult]: At program point L90(line 90) the Hoare annotation is: true [2020-07-20 10:41:57,192 INFO L268 CegarLoopResult]: For program point L90-1(line 90) no Hoare annotation was computed. [2020-07-20 10:41:57,192 INFO L271 CegarLoopResult]: At program point L109(lines 84 113) the Hoare annotation is: true [2020-07-20 10:41:57,192 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-07-20 10:41:57,193 INFO L268 CegarLoopResult]: For program point L98(lines 98 102) no Hoare annotation was computed. [2020-07-20 10:41:57,193 INFO L268 CegarLoopResult]: For program point L673-1(lines 669 680) no Hoare annotation was computed. [2020-07-20 10:41:57,193 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 669 680) the Hoare annotation is: true [2020-07-20 10:41:57,193 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 669 680) no Hoare annotation was computed. [2020-07-20 10:41:57,193 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 141 147) no Hoare annotation was computed. [2020-07-20 10:41:57,193 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 141 147) the Hoare annotation is: true [2020-07-20 10:41:57,193 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:41:57,193 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:41:57,194 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:41:57,194 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:41:57,194 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 807 831) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse2 .cse4))) [2020-07-20 10:41:57,194 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 807 831) no Hoare annotation was computed. [2020-07-20 10:41:57,194 INFO L264 CegarLoopResult]: At program point L826(line 826) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse3))) [2020-07-20 10:41:57,194 INFO L268 CegarLoopResult]: For program point L826-1(lines 807 831) no Hoare annotation was computed. [2020-07-20 10:41:57,194 INFO L264 CegarLoopResult]: At program point L821(line 821) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse4))) [2020-07-20 10:41:57,195 INFO L264 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse4))) [2020-07-20 10:41:57,195 INFO L268 CegarLoopResult]: For program point L815(lines 815 823) no Hoare annotation was computed. [2020-07-20 10:41:57,195 INFO L264 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse4))) [2020-07-20 10:41:57,195 INFO L268 CegarLoopResult]: For program point L813-1(line 813) no Hoare annotation was computed. [2020-07-20 10:41:57,195 INFO L268 CegarLoopResult]: For program point L811(lines 811 828) no Hoare annotation was computed. [2020-07-20 10:41:57,195 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 681 692) no Hoare annotation was computed. [2020-07-20 10:41:57,195 INFO L268 CegarLoopResult]: For program point L685-1(lines 681 692) no Hoare annotation was computed. [2020-07-20 10:41:57,195 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 681 692) the Hoare annotation is: true [2020-07-20 10:41:57,196 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 553 560) no Hoare annotation was computed. [2020-07-20 10:41:57,196 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2020-07-20 10:41:57,196 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 553 560) the Hoare annotation is: true [2020-07-20 10:41:57,196 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 553 560) no Hoare annotation was computed. [2020-07-20 10:41:57,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:41:57 BoogieIcfgContainer [2020-07-20 10:41:57,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:41:57,216 INFO L168 Benchmark]: Toolchain (without parser) took 15166.29 ms. Allocated memory was 145.2 MB in the beginning and 403.7 MB in the end (delta: 258.5 MB). Free memory was 103.4 MB in the beginning and 143.5 MB in the end (delta: -40.1 MB). Peak memory consumption was 273.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:57,217 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 145.2 MB. Free memory was 122.5 MB in the beginning and 122.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 10:41:57,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.57 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 103.0 MB in the beginning and 170.7 MB in the end (delta: -67.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:57,219 INFO L168 Benchmark]: Boogie Preprocessor took 93.76 ms. Allocated memory is still 202.9 MB. Free memory was 170.7 MB in the beginning and 166.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:57,220 INFO L168 Benchmark]: RCFGBuilder took 1129.40 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 166.0 MB in the beginning and 189.6 MB in the end (delta: -23.7 MB). Peak memory consumption was 80.4 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:57,221 INFO L168 Benchmark]: TraceAbstraction took 13175.89 ms. Allocated memory was 235.9 MB in the beginning and 403.7 MB in the end (delta: 167.8 MB). Free memory was 188.2 MB in the beginning and 143.5 MB in the end (delta: 44.7 MB). Peak memory consumption was 267.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:41:57,224 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 145.2 MB. Free memory was 122.5 MB in the beginning and 122.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 761.57 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 103.0 MB in the beginning and 170.7 MB in the end (delta: -67.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.76 ms. Allocated memory is still 202.9 MB. Free memory was 170.7 MB in the beginning and 166.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1129.40 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 166.0 MB in the beginning and 189.6 MB in the end (delta: -23.7 MB). Peak memory consumption was 80.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13175.89 ms. Allocated memory was 235.9 MB in the beginning and 403.7 MB in the end (delta: 167.8 MB). Free memory was 188.2 MB in the beginning and 143.5 MB in the end (delta: 44.7 MB). Peak memory consumption was 267.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 557]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((((!(1 <= systemActive) || (((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive) && \old(pumpRunning) <= pumpRunning)) || !(0 == \old(methAndRunningLastTime))) || !(0 == \old(pumpRunning))) || (((((0 == methAndRunningLastTime && 1 <= methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive) && \old(pumpRunning) <= pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || (((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && splverifierCounter <= 0) && 1 <= pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.0s, OverallIterations: 9, TraceHistogramMax: 6, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1824 SDtfs, 980 SDslu, 3535 SDs, 0 SdLazy, 1446 SolverSat, 250 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1569 GetRequests, 1523 SyntacticMatches, 7 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=571occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 54 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 1254 PreInvPairs, 1279 NumberOfFragments, 2393 HoareAnnotationTreeSize, 1254 FomulaSimplifications, 629 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 70 FomulaSimplificationsInter, 2493 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1183 NumberOfCodeBlocks, 1183 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1549 ConstructedInterpolants, 0 QuantifiedInterpolants, 449097 SizeOfPredicates, 20 NumberOfNonLiveVariables, 7707 ConjunctsInSsa, 84 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 590/618 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...