/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_spec4_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:37:35,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:37:35,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:37:35,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:37:35,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:37:35,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:37:35,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:37:35,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:37:35,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:37:35,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:37:35,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:37:35,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:37:35,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:37:35,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:37:35,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:37:35,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:37:35,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:37:35,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:37:35,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:37:35,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:37:35,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:37:35,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:37:35,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:37:35,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:37:35,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:37:35,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:37:35,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:37:35,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:37:35,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:37:35,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:37:35,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:37:35,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:37:35,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:37:35,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:37:35,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:37:35,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:37:35,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:37:35,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:37:35,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:37:35,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:37:35,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:37:35,837 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 [2020-07-21 10:37:35,852 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:37:35,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:37:35,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:37:35,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:37:35,854 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:37:35,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:37:35,854 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:37:35,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:37:35,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:37:35,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:37:35,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:37:35,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:37:35,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:37:35,856 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:37:35,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:37:35,856 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:37:35,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:37:35,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:37:35,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:37:35,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:37:35,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:37:35,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:37:35,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:37:35,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:37:35,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:37:35,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:37:35,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:35,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:37:35,859 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:37:35,859 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 [2020-07-21 10:37:36,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:37:36,178 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:37:36,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:37:36,183 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:37:36,184 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:37:36,185 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product26.cil.c [2020-07-21 10:37:36,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1683f5cd0/e86928234d5344bf8739bb60108dbed5/FLAGd25895240 [2020-07-21 10:37:36,806 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:37:36,807 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product26.cil.c [2020-07-21 10:37:36,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1683f5cd0/e86928234d5344bf8739bb60108dbed5/FLAGd25895240 [2020-07-21 10:37:37,109 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1683f5cd0/e86928234d5344bf8739bb60108dbed5 [2020-07-21 10:37:37,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:37:37,120 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:37:37,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:37:37,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:37:37,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:37:37,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:37:37" (1/1) ... [2020-07-21 10:37:37,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a3df99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37, skipping insertion in model container [2020-07-21 10:37:37,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:37:37" (1/1) ... [2020-07-21 10:37:37,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:37:37,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:37:37,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:37:37,491 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:37:37,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:37:37,736 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:37:37,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37 WrapperNode [2020-07-21 10:37:37,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:37:37,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:37:37,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:37:37,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:37:37,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37" (1/1) ... [2020-07-21 10:37:37,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37" (1/1) ... [2020-07-21 10:37:37,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37" (1/1) ... [2020-07-21 10:37:37,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37" (1/1) ... [2020-07-21 10:37:37,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37" (1/1) ... [2020-07-21 10:37:37,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37" (1/1) ... [2020-07-21 10:37:37,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37" (1/1) ... [2020-07-21 10:37:37,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:37:37,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:37:37,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:37:37,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:37:37,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37" (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 [2020-07-21 10:37:37,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:37:37,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:37:37,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:37:37,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:37:37,899 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:37:37,899 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:37:37,900 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:37:37,900 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:37:37,900 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:37:37,900 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:37:37,901 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:37:37,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:37:37,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:37:37,901 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:37:37,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:37:37,901 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:37:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:37:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:37:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:37:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:37:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:37:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:37:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:37:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-21 10:37:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:37:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:37:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:37:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:37:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:37:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:37:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:37:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:37:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:37:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:37:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:37:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:37:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:37:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:37:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:37:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:37:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:37:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:37:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:37:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:37:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:37:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:37:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:37:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:37:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:37:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:37:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:37:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:37:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:37:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:37:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:37:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:37:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:37:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-21 10:37:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:37:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:37:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:37:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:37:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:37:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:37:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:37:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:37:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:37:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:37:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:37:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:37:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:37:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:37:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:37:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:37:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:37:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:37:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:37:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:37:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:37:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:37:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:37:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:37:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:37:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:37:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:37:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:37:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:37:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:37:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:37:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:37:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:37:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:37:38,881 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:37:38,881 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:37:38,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:37:38 BoogieIcfgContainer [2020-07-21 10:37:38,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:37:38,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:37:38,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:37:38,892 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:37:38,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:37:37" (1/3) ... [2020-07-21 10:37:38,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b255e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:37:38, skipping insertion in model container [2020-07-21 10:37:38,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:37:37" (2/3) ... [2020-07-21 10:37:38,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b255e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:37:38, skipping insertion in model container [2020-07-21 10:37:38,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:37:38" (3/3) ... [2020-07-21 10:37:38,896 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product26.cil.c [2020-07-21 10:37:38,908 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:37:38,916 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:37:38,932 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:37:38,958 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:37:38,959 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:37:38,959 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:37:38,959 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:37:38,959 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:37:38,959 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:37:38,960 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:37:38,960 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:37:38,983 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2020-07-21 10:37:38,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 10:37:38,993 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:37:38,995 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] [2020-07-21 10:37:38,995 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:37:39,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:37:39,002 INFO L82 PathProgramCache]: Analyzing trace with hash 1031127634, now seen corresponding path program 1 times [2020-07-21 10:37:39,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:37:39,012 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [934544654] [2020-07-21 10:37:39,013 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 [2020-07-21 10:37:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:37:39,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:37:39,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:37:39,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:37:39,328 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:37:39,329 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [934544654] [2020-07-21 10:37:39,332 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:37:39,332 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:37:39,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845693199] [2020-07-21 10:37:39,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:37:39,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:37:39,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:37:39,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:37:39,360 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 2 states. [2020-07-21 10:37:39,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:37:39,431 INFO L93 Difference]: Finished difference Result 216 states and 267 transitions. [2020-07-21 10:37:39,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:37:39,439 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 10:37:39,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:37:39,457 INFO L225 Difference]: With dead ends: 216 [2020-07-21 10:37:39,457 INFO L226 Difference]: Without dead ends: 108 [2020-07-21 10:37:39,463 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:37:39,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-07-21 10:37:39,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2020-07-21 10:37:39,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-07-21 10:37:39,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 125 transitions. [2020-07-21 10:37:39,516 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 125 transitions. Word has length 46 [2020-07-21 10:37:39,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:37:39,517 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 125 transitions. [2020-07-21 10:37:39,517 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:37:39,517 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2020-07-21 10:37:39,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 10:37:39,523 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:37:39,523 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:37:39,724 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:39,724 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:37:39,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:37:39,726 INFO L82 PathProgramCache]: Analyzing trace with hash -303025831, now seen corresponding path program 1 times [2020-07-21 10:37:39,726 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:37:39,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [355416943] [2020-07-21 10:37:39,727 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 [2020-07-21 10:37:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:37:39,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:37:39,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:37:39,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:37:39,976 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:37:39,976 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [355416943] [2020-07-21 10:37:39,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:37:39,977 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:37:39,977 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557205787] [2020-07-21 10:37:39,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:37:39,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:37:39,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:37:39,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:37:39,980 INFO L87 Difference]: Start difference. First operand 108 states and 125 transitions. Second operand 3 states. [2020-07-21 10:37:39,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:37:39,998 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2020-07-21 10:37:39,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:37:39,999 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 10:37:39,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:37:40,001 INFO L225 Difference]: With dead ends: 161 [2020-07-21 10:37:40,001 INFO L226 Difference]: Without dead ends: 99 [2020-07-21 10:37:40,003 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:37:40,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-21 10:37:40,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-21 10:37:40,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-21 10:37:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2020-07-21 10:37:40,016 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 47 [2020-07-21 10:37:40,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:37:40,016 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2020-07-21 10:37:40,016 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:37:40,017 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2020-07-21 10:37:40,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 10:37:40,019 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:37:40,019 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] [2020-07-21 10:37:40,233 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:40,234 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:37:40,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:37:40,252 INFO L82 PathProgramCache]: Analyzing trace with hash -111885155, now seen corresponding path program 1 times [2020-07-21 10:37:40,252 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:37:40,253 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1574378372] [2020-07-21 10:37:40,253 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 [2020-07-21 10:37:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:37:40,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:37:40,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:37:40,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:37:40,472 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:37:40,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1574378372] [2020-07-21 10:37:40,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:37:40,473 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:37:40,473 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487070477] [2020-07-21 10:37:40,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:37:40,474 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:37:40,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:37:40,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:37:40,475 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 3 states. [2020-07-21 10:37:40,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:37:40,489 INFO L93 Difference]: Finished difference Result 174 states and 203 transitions. [2020-07-21 10:37:40,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:37:40,490 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 10:37:40,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:37:40,492 INFO L225 Difference]: With dead ends: 174 [2020-07-21 10:37:40,492 INFO L226 Difference]: Without dead ends: 99 [2020-07-21 10:37:40,493 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 [2020-07-21 10:37:40,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-21 10:37:40,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-21 10:37:40,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-21 10:37:40,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 112 transitions. [2020-07-21 10:37:40,505 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 112 transitions. Word has length 52 [2020-07-21 10:37:40,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:37:40,505 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 112 transitions. [2020-07-21 10:37:40,505 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:37:40,506 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2020-07-21 10:37:40,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:37:40,508 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:37:40,508 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] [2020-07-21 10:37:40,721 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:40,722 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:37:40,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:37:40,722 INFO L82 PathProgramCache]: Analyzing trace with hash 558328282, now seen corresponding path program 1 times [2020-07-21 10:37:40,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:37:40,723 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1895300947] [2020-07-21 10:37:40,723 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 [2020-07-21 10:37:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:37:40,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-21 10:37:40,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:37:41,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:37:41,019 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:37:41,020 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1895300947] [2020-07-21 10:37:41,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:37:41,020 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:37:41,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377330699] [2020-07-21 10:37:41,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:37:41,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:37:41,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:37:41,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:37:41,022 INFO L87 Difference]: Start difference. First operand 99 states and 112 transitions. Second operand 6 states. [2020-07-21 10:37:41,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:37:41,261 INFO L93 Difference]: Finished difference Result 238 states and 283 transitions. [2020-07-21 10:37:41,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:37:41,262 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-07-21 10:37:41,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:37:41,266 INFO L225 Difference]: With dead ends: 238 [2020-07-21 10:37:41,266 INFO L226 Difference]: Without dead ends: 163 [2020-07-21 10:37:41,267 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:37:41,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-07-21 10:37:41,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2020-07-21 10:37:41,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-07-21 10:37:41,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 190 transitions. [2020-07-21 10:37:41,286 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 190 transitions. Word has length 60 [2020-07-21 10:37:41,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:37:41,286 INFO L479 AbstractCegarLoop]: Abstraction has 163 states and 190 transitions. [2020-07-21 10:37:41,286 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:37:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 190 transitions. [2020-07-21 10:37:41,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 10:37:41,289 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:37:41,289 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:37:41,502 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:41,503 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:37:41,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:37:41,503 INFO L82 PathProgramCache]: Analyzing trace with hash 1767139328, now seen corresponding path program 1 times [2020-07-21 10:37:41,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:37:41,504 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1931224075] [2020-07-21 10:37:41,504 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 [2020-07-21 10:37:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:37:41,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:37:41,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:37:41,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:37:41,717 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:37:41,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1931224075] [2020-07-21 10:37:41,717 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:37:41,718 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:37:41,718 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452400436] [2020-07-21 10:37:41,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:37:41,719 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:37:41,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:37:41,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:37:41,720 INFO L87 Difference]: Start difference. First operand 163 states and 190 transitions. Second operand 6 states. [2020-07-21 10:37:41,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:37:41,907 INFO L93 Difference]: Finished difference Result 207 states and 245 transitions. [2020-07-21 10:37:41,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:37:41,907 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-07-21 10:37:41,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:37:41,908 INFO L225 Difference]: With dead ends: 207 [2020-07-21 10:37:41,908 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:37:41,910 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:37:41,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:37:41,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:37:41,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:37:41,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:37:41,911 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-07-21 10:37:41,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:37:41,911 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:37:41,911 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:37:41,912 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:37:41,912 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:37:42,120 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:37:42,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:37:42,810 INFO L268 CegarLoopResult]: For program point L545(lines 545 549) no Hoare annotation was computed. [2020-07-21 10:37:42,811 INFO L268 CegarLoopResult]: For program point L545-1(lines 545 549) no Hoare annotation was computed. [2020-07-21 10:37:42,811 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-07-21 10:37:42,811 INFO L268 CegarLoopResult]: For program point L539-2(lines 539 560) no Hoare annotation was computed. [2020-07-21 10:37:42,811 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 514 569) no Hoare annotation was computed. [2020-07-21 10:37:42,811 INFO L268 CegarLoopResult]: For program point L561(lines 538 562) no Hoare annotation was computed. [2020-07-21 10:37:42,812 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 514 569) no Hoare annotation was computed. [2020-07-21 10:37:42,812 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 514 569) no Hoare annotation was computed. [2020-07-21 10:37:42,812 INFO L268 CegarLoopResult]: For program point L602(lines 602 606) no Hoare annotation was computed. [2020-07-21 10:37:42,812 INFO L268 CegarLoopResult]: For program point L602-1(lines 602 606) no Hoare annotation was computed. [2020-07-21 10:37:42,812 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 570 629) no Hoare annotation was computed. [2020-07-21 10:37:42,812 INFO L268 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-07-21 10:37:42,812 INFO L268 CegarLoopResult]: For program point L596-2(lines 596 621) no Hoare annotation was computed. [2020-07-21 10:37:42,813 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 570 629) no Hoare annotation was computed. [2020-07-21 10:37:42,813 INFO L268 CegarLoopResult]: For program point L622(lines 595 623) no Hoare annotation was computed. [2020-07-21 10:37:42,813 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 570 629) no Hoare annotation was computed. [2020-07-21 10:37:42,813 INFO L268 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-07-21 10:37:42,813 INFO L268 CegarLoopResult]: For program point L615-1(line 615) no Hoare annotation was computed. [2020-07-21 10:37:42,813 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 445 451) the Hoare annotation is: true [2020-07-21 10:37:42,814 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 445 451) no Hoare annotation was computed. [2020-07-21 10:37:42,814 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 452 460) no Hoare annotation was computed. [2020-07-21 10:37:42,814 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 452 460) the Hoare annotation is: true [2020-07-21 10:37:42,814 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 452 460) no Hoare annotation was computed. [2020-07-21 10:37:42,814 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 398 422) the Hoare annotation is: true [2020-07-21 10:37:42,814 INFO L264 CegarLoopResult]: At program point L412(line 412) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:37:42,814 INFO L268 CegarLoopResult]: For program point L410(lines 410 416) no Hoare annotation was computed. [2020-07-21 10:37:42,815 INFO L264 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:37:42,815 INFO L268 CegarLoopResult]: For program point L408-1(line 408) no Hoare annotation was computed. [2020-07-21 10:37:42,815 INFO L268 CegarLoopResult]: For program point L406(lines 406 419) no Hoare annotation was computed. [2020-07-21 10:37:42,815 INFO L268 CegarLoopResult]: For program point L406-1(lines 398 422) no Hoare annotation was computed. [2020-07-21 10:37:42,815 INFO L271 CegarLoopResult]: At program point L404(line 404) the Hoare annotation is: true [2020-07-21 10:37:42,815 INFO L268 CegarLoopResult]: For program point L404-1(line 404) no Hoare annotation was computed. [2020-07-21 10:37:42,816 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 398 422) no Hoare annotation was computed. [2020-07-21 10:37:42,816 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 900 922) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,816 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 900 922) no Hoare annotation was computed. [2020-07-21 10:37:42,816 INFO L264 CegarLoopResult]: At program point L912(line 912) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,816 INFO L264 CegarLoopResult]: At program point L912-1(line 912) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,817 INFO L268 CegarLoopResult]: For program point L910(lines 910 917) no Hoare annotation was computed. [2020-07-21 10:37:42,817 INFO L268 CegarLoopResult]: For program point L910-1(lines 910 917) no Hoare annotation was computed. [2020-07-21 10:37:42,817 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 900 922) no Hoare annotation was computed. [2020-07-21 10:37:42,817 INFO L268 CegarLoopResult]: For program point L908(line 908) no Hoare annotation was computed. [2020-07-21 10:37:42,817 INFO L264 CegarLoopResult]: At program point L907(line 907) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,817 INFO L264 CegarLoopResult]: At program point L906(line 906) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,818 INFO L264 CegarLoopResult]: At program point L906-1(line 906) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,818 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-07-21 10:37:42,818 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-07-21 10:37:42,818 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 859 882) no Hoare annotation was computed. [2020-07-21 10:37:42,818 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 859 882) no Hoare annotation was computed. [2020-07-21 10:37:42,818 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 859 882) no Hoare annotation was computed. [2020-07-21 10:37:42,819 INFO L268 CegarLoopResult]: For program point L877(line 877) no Hoare annotation was computed. [2020-07-21 10:37:42,819 INFO L268 CegarLoopResult]: For program point L876(line 876) no Hoare annotation was computed. [2020-07-21 10:37:42,819 INFO L268 CegarLoopResult]: For program point L875(line 875) no Hoare annotation was computed. [2020-07-21 10:37:42,819 INFO L268 CegarLoopResult]: For program point L874(line 874) no Hoare annotation was computed. [2020-07-21 10:37:42,819 INFO L268 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-07-21 10:37:42,819 INFO L268 CegarLoopResult]: For program point L872(line 872) no Hoare annotation was computed. [2020-07-21 10:37:42,819 INFO L268 CegarLoopResult]: For program point L871(line 871) no Hoare annotation was computed. [2020-07-21 10:37:42,819 INFO L268 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-07-21 10:37:42,820 INFO L268 CegarLoopResult]: For program point L869(line 869) no Hoare annotation was computed. [2020-07-21 10:37:42,820 INFO L268 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-07-21 10:37:42,820 INFO L268 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-07-21 10:37:42,820 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-07-21 10:37:42,820 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 235 243) no Hoare annotation was computed. [2020-07-21 10:37:42,820 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 235 243) the Hoare annotation is: true [2020-07-21 10:37:42,820 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 235 243) no Hoare annotation was computed. [2020-07-21 10:37:42,820 INFO L268 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2020-07-21 10:37:42,821 INFO L271 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: true [2020-07-21 10:37:42,821 INFO L268 CegarLoopResult]: For program point L289-2(lines 289 293) no Hoare annotation was computed. [2020-07-21 10:37:42,821 INFO L268 CegarLoopResult]: For program point L287-1(line 287) no Hoare annotation was computed. [2020-07-21 10:37:42,821 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 280 298) the Hoare annotation is: true [2020-07-21 10:37:42,821 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 280 298) no Hoare annotation was computed. [2020-07-21 10:37:42,821 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 280 298) no Hoare annotation was computed. [2020-07-21 10:37:42,821 INFO L268 CegarLoopResult]: For program point L251(lines 251 259) no Hoare annotation was computed. [2020-07-21 10:37:42,822 INFO L268 CegarLoopResult]: For program point L251-2(lines 251 259) no Hoare annotation was computed. [2020-07-21 10:37:42,822 INFO L268 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-07-21 10:37:42,822 INFO L268 CegarLoopResult]: For program point L274-1(line 274) no Hoare annotation was computed. [2020-07-21 10:37:42,822 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 244 279) no Hoare annotation was computed. [2020-07-21 10:37:42,822 INFO L268 CegarLoopResult]: For program point L263(lines 263 271) no Hoare annotation was computed. [2020-07-21 10:37:42,822 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 244 279) no Hoare annotation was computed. [2020-07-21 10:37:42,823 INFO L268 CegarLoopResult]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2020-07-21 10:37:42,823 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 244 279) no Hoare annotation was computed. [2020-07-21 10:37:42,823 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 438 444) no Hoare annotation was computed. [2020-07-21 10:37:42,823 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 438 444) the Hoare annotation is: true [2020-07-21 10:37:42,823 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 468 513) no Hoare annotation was computed. [2020-07-21 10:37:42,823 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 468 513) no Hoare annotation was computed. [2020-07-21 10:37:42,823 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 468 513) no Hoare annotation was computed. [2020-07-21 10:37:42,823 INFO L268 CegarLoopResult]: For program point L801(lines 801 808) no Hoare annotation was computed. [2020-07-21 10:37:42,824 INFO L268 CegarLoopResult]: For program point L795(lines 795 815) no Hoare annotation was computed. [2020-07-21 10:37:42,824 INFO L268 CegarLoopResult]: For program point L795-1(lines 795 815) no Hoare annotation was computed. [2020-07-21 10:37:42,824 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 781 826) no Hoare annotation was computed. [2020-07-21 10:37:42,824 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 781 826) no Hoare annotation was computed. [2020-07-21 10:37:42,824 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 781 826) no Hoare annotation was computed. [2020-07-21 10:37:42,824 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 890 899) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,824 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 890 899) no Hoare annotation was computed. [2020-07-21 10:37:42,824 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 890 899) no Hoare annotation was computed. [2020-07-21 10:37:42,825 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 224 234) no Hoare annotation was computed. [2020-07-21 10:37:42,825 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 224 234) no Hoare annotation was computed. [2020-07-21 10:37:42,825 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 224 234) no Hoare annotation was computed. [2020-07-21 10:37:42,825 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-07-21 10:37:42,825 INFO L268 CegarLoopResult]: For program point L229-1(line 229) no Hoare annotation was computed. [2020-07-21 10:37:42,825 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 216 223) the Hoare annotation is: true [2020-07-21 10:37:42,825 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 216 223) no Hoare annotation was computed. [2020-07-21 10:37:42,825 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 216 223) no Hoare annotation was computed. [2020-07-21 10:37:42,826 INFO L264 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:37:42,826 INFO L268 CegarLoopResult]: For program point L184-1(lines 165 189) no Hoare annotation was computed. [2020-07-21 10:37:42,826 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 165 189) no Hoare annotation was computed. [2020-07-21 10:37:42,826 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 165 189) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:37:42,826 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:37:42,826 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:37:42,826 INFO L268 CegarLoopResult]: For program point L173(lines 173 181) no Hoare annotation was computed. [2020-07-21 10:37:42,827 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:37:42,827 INFO L268 CegarLoopResult]: For program point L171-1(line 171) no Hoare annotation was computed. [2020-07-21 10:37:42,827 INFO L268 CegarLoopResult]: For program point L169(lines 169 186) no Hoare annotation was computed. [2020-07-21 10:37:42,827 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 157 163) no Hoare annotation was computed. [2020-07-21 10:37:42,827 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 157 163) the Hoare annotation is: true [2020-07-21 10:37:42,827 INFO L264 CegarLoopResult]: At program point testENTRY(lines 54 119) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,827 INFO L268 CegarLoopResult]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2020-07-21 10:37:42,828 INFO L264 CegarLoopResult]: At program point L112(lines 63 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,828 INFO L268 CegarLoopResult]: For program point L102(lines 102 106) no Hoare annotation was computed. [2020-07-21 10:37:42,828 INFO L264 CegarLoopResult]: At program point L102-2(lines 94 107) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,828 INFO L268 CegarLoopResult]: For program point L65(lines 64 111) no Hoare annotation was computed. [2020-07-21 10:37:42,828 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,828 INFO L268 CegarLoopResult]: For program point L94(lines 94 107) no Hoare annotation was computed. [2020-07-21 10:37:42,829 INFO L264 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,829 INFO L268 CegarLoopResult]: For program point L84(lines 84 90) no Hoare annotation was computed. [2020-07-21 10:37:42,829 INFO L268 CegarLoopResult]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2020-07-21 10:37:42,829 INFO L264 CegarLoopResult]: At program point L109(lines 64 111) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,829 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,829 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-07-21 10:37:42,829 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-07-21 10:37:42,829 INFO L268 CegarLoopResult]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2020-07-21 10:37:42,830 INFO L268 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-07-21 10:37:42,830 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 735 780) no Hoare annotation was computed. [2020-07-21 10:37:42,830 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 735 780) no Hoare annotation was computed. [2020-07-21 10:37:42,830 INFO L268 CegarLoopResult]: For program point L755(lines 755 762) no Hoare annotation was computed. [2020-07-21 10:37:42,830 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 735 780) no Hoare annotation was computed. [2020-07-21 10:37:42,830 INFO L268 CegarLoopResult]: For program point L749(lines 749 769) no Hoare annotation was computed. [2020-07-21 10:37:42,830 INFO L268 CegarLoopResult]: For program point L749-1(lines 749 769) no Hoare annotation was computed. [2020-07-21 10:37:42,830 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 190 197) no Hoare annotation was computed. [2020-07-21 10:37:42,831 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 190 197) no Hoare annotation was computed. [2020-07-21 10:37:42,831 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 190 197) no Hoare annotation was computed. [2020-07-21 10:37:42,831 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 388 396) no Hoare annotation was computed. [2020-07-21 10:37:42,831 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 388 396) the Hoare annotation is: true [2020-07-21 10:37:42,831 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 388 396) no Hoare annotation was computed. [2020-07-21 10:37:42,831 INFO L268 CegarLoopResult]: For program point L364(lines 364 372) no Hoare annotation was computed. [2020-07-21 10:37:42,831 INFO L268 CegarLoopResult]: For program point L364-2(lines 364 372) no Hoare annotation was computed. [2020-07-21 10:37:42,831 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 356 378) no Hoare annotation was computed. [2020-07-21 10:37:42,832 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 356 378) no Hoare annotation was computed. [2020-07-21 10:37:42,832 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 356 378) no Hoare annotation was computed. [2020-07-21 10:37:42,832 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 428 437) no Hoare annotation was computed. [2020-07-21 10:37:42,832 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 428 437) no Hoare annotation was computed. [2020-07-21 10:37:42,832 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 428 437) no Hoare annotation was computed. [2020-07-21 10:37:42,832 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 632 734) no Hoare annotation was computed. [2020-07-21 10:37:42,832 INFO L268 CegarLoopResult]: For program point L702(lines 680 703) no Hoare annotation was computed. [2020-07-21 10:37:42,832 INFO L268 CegarLoopResult]: For program point L661(lines 661 677) no Hoare annotation was computed. [2020-07-21 10:37:42,832 INFO L268 CegarLoopResult]: For program point L721(lines 721 728) no Hoare annotation was computed. [2020-07-21 10:37:42,833 INFO L268 CegarLoopResult]: For program point L682(lines 681 701) no Hoare annotation was computed. [2020-07-21 10:37:42,833 INFO L268 CegarLoopResult]: For program point L713(line 713) no Hoare annotation was computed. [2020-07-21 10:37:42,833 INFO L268 CegarLoopResult]: For program point L713-1(line 713) no Hoare annotation was computed. [2020-07-21 10:37:42,833 INFO L268 CegarLoopResult]: For program point L678(lines 678 719) no Hoare annotation was computed. [2020-07-21 10:37:42,833 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 632 734) no Hoare annotation was computed. [2020-07-21 10:37:42,833 INFO L268 CegarLoopResult]: For program point L697(line 697) no Hoare annotation was computed. [2020-07-21 10:37:42,833 INFO L268 CegarLoopResult]: For program point L697-1(line 697) no Hoare annotation was computed. [2020-07-21 10:37:42,833 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 632 734) no Hoare annotation was computed. [2020-07-21 10:37:42,834 INFO L268 CegarLoopResult]: For program point L656(lines 656 660) no Hoare annotation was computed. [2020-07-21 10:37:42,834 INFO L268 CegarLoopResult]: For program point L720(lines 720 731) no Hoare annotation was computed. [2020-07-21 10:37:42,834 INFO L268 CegarLoopResult]: For program point L683(lines 683 687) no Hoare annotation was computed. [2020-07-21 10:37:42,834 INFO L268 CegarLoopResult]: For program point L681-2(lines 681 701) no Hoare annotation was computed. [2020-07-21 10:37:42,834 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:37:42,834 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:37:42,834 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:37:42,834 INFO L268 CegarLoopResult]: For program point L210-1(lines 199 215) no Hoare annotation was computed. [2020-07-21 10:37:42,835 INFO L268 CegarLoopResult]: For program point L206(lines 206 212) no Hoare annotation was computed. [2020-07-21 10:37:42,835 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-21 10:37:42,835 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 199 215) no Hoare annotation was computed. [2020-07-21 10:37:42,835 INFO L268 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-07-21 10:37:42,835 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 199 215) no Hoare annotation was computed. [2020-07-21 10:37:42,835 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-07-21 10:37:42,835 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 379 387) the Hoare annotation is: true [2020-07-21 10:37:42,835 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 379 387) no Hoare annotation was computed. [2020-07-21 10:37:42,836 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 379 387) no Hoare annotation was computed. [2020-07-21 10:37:42,836 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 335 346) the Hoare annotation is: true [2020-07-21 10:37:42,836 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 335 346) no Hoare annotation was computed. [2020-07-21 10:37:42,836 INFO L268 CegarLoopResult]: For program point L339-1(lines 335 346) no Hoare annotation was computed. [2020-07-21 10:37:42,836 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:37:42,836 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:37:42,836 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:37:42,837 INFO L264 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 10:37:42,837 INFO L264 CegarLoopResult]: At program point L144(lines 144 150) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 10:37:42,837 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 133 156) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 10:37:42,837 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:37:42,837 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 133 156) no Hoare annotation was computed. [2020-07-21 10:37:42,837 INFO L268 CegarLoopResult]: For program point L137(lines 136 155) no Hoare annotation was computed. [2020-07-21 10:37:42,837 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 133 156) no Hoare annotation was computed. [2020-07-21 10:37:42,837 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 829 858) no Hoare annotation was computed. [2020-07-21 10:37:42,838 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 829 858) the Hoare annotation is: true [2020-07-21 10:37:42,838 INFO L271 CegarLoopResult]: At program point L854(lines 829 858) the Hoare annotation is: true [2020-07-21 10:37:42,838 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-07-21 10:37:42,838 INFO L268 CegarLoopResult]: For program point L843(lines 843 847) no Hoare annotation was computed. [2020-07-21 10:37:42,838 INFO L271 CegarLoopResult]: At program point L843-1(lines 843 847) the Hoare annotation is: true [2020-07-21 10:37:42,838 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-07-21 10:37:42,838 INFO L271 CegarLoopResult]: At program point L839-2(lines 839 853) the Hoare annotation is: true [2020-07-21 10:37:42,838 INFO L271 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: true [2020-07-21 10:37:42,839 INFO L268 CegarLoopResult]: For program point L835-1(line 835) no Hoare annotation was computed. [2020-07-21 10:37:42,839 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 347 355) no Hoare annotation was computed. [2020-07-21 10:37:42,839 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 347 355) no Hoare annotation was computed. [2020-07-21 10:37:42,839 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 347 355) no Hoare annotation was computed. [2020-07-21 10:37:42,839 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 311 322) the Hoare annotation is: true [2020-07-21 10:37:42,839 INFO L268 CegarLoopResult]: For program point L315-1(lines 311 322) no Hoare annotation was computed. [2020-07-21 10:37:42,839 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 311 322) no Hoare annotation was computed. [2020-07-21 10:37:42,839 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 883 889) no Hoare annotation was computed. [2020-07-21 10:37:42,840 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 883 889) the Hoare annotation is: true [2020-07-21 10:37:42,840 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:37:42,840 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:37:42,840 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:37:42,840 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:37:42,840 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 299 306) no Hoare annotation was computed. [2020-07-21 10:37:42,841 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 299 306) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:37:42,841 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 299 306) no Hoare annotation was computed. [2020-07-21 10:37:42,841 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 323 334) no Hoare annotation was computed. [2020-07-21 10:37:42,841 INFO L268 CegarLoopResult]: For program point L327-1(lines 323 334) no Hoare annotation was computed. [2020-07-21 10:37:42,841 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 323 334) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-21 10:37:42,841 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-21 10:37:42,841 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-21 10:37:42,842 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-21 10:37:42,842 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-21 10:37:42,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:37:42 BoogieIcfgContainer [2020-07-21 10:37:42,866 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:37:42,871 INFO L168 Benchmark]: Toolchain (without parser) took 5748.79 ms. Allocated memory was 136.8 MB in the beginning and 293.1 MB in the end (delta: 156.2 MB). Free memory was 100.7 MB in the beginning and 224.5 MB in the end (delta: -123.7 MB). Peak memory consumption was 130.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:37:42,872 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 136.8 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 10:37:42,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.88 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 100.3 MB in the beginning and 172.0 MB in the end (delta: -71.7 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:37:42,879 INFO L168 Benchmark]: Boogie Preprocessor took 99.56 ms. Allocated memory is still 201.9 MB. Free memory was 172.0 MB in the beginning and 167.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:37:42,879 INFO L168 Benchmark]: RCFGBuilder took 1049.23 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 167.5 MB in the beginning and 200.4 MB in the end (delta: -32.9 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:37:42,881 INFO L168 Benchmark]: TraceAbstraction took 3978.48 ms. Allocated memory was 231.7 MB in the beginning and 293.1 MB in the end (delta: 61.3 MB). Free memory was 198.6 MB in the beginning and 224.5 MB in the end (delta: -25.8 MB). Peak memory consumption was 133.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:37:42,893 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 136.8 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 615.88 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 100.3 MB in the beginning and 172.0 MB in the end (delta: -71.7 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.56 ms. Allocated memory is still 201.9 MB. Free memory was 172.0 MB in the beginning and 167.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1049.23 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 167.5 MB in the beginning and 200.4 MB in the end (delta: -32.9 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3978.48 ms. Allocated memory was 231.7 MB in the beginning and 293.1 MB in the end (delta: 61.3 MB). Free memory was 198.6 MB in the beginning and 224.5 MB in the end (delta: -25.8 MB). Peak memory consumption was 133.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((((1 <= waterLevel && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive) || !(0 == \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 225 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 551 SDtfs, 197 SDslu, 655 SDs, 0 SdLazy, 112 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 266 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 212 PreInvPairs, 220 NumberOfFragments, 562 HoareAnnotationTreeSize, 212 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 235 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 27114 SizeOfPredicates, 14 NumberOfNonLiveVariables, 3328 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...