/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 SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:04:26,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:04:26,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:04:26,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:04:26,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:04:26,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:04:26,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:04:26,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:04:26,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:04:26,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:04:26,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:04:26,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:04:26,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:04:26,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:04:26,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:04:26,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:04:26,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:04:26,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:04:26,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:04:26,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:04:26,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:04:26,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:04:26,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:04:26,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:04:26,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:04:26,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:04:26,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:04:26,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:04:26,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:04:26,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:04:26,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:04:26,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:04:26,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:04:26,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:04:26,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:04:26,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:04:26,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:04:26,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:04:26,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:04:26,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:04:26,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:04:26,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 13:04:26,809 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:04:26,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:04:26,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:04:26,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:04:26,811 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:04:26,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:04:26,812 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:04:26,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:04:26,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:04:26,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:04:26,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:04:26,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:04:26,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:04:26,813 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:04:26,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:04:26,813 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:04:26,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:04:26,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:04:26,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:04:26,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:04:26,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:04:26,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:04:26,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:04:26,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:04:26,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:04:26,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:04:26,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:26,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:04:26,816 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:04:26,816 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 -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 13:04:27,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:04:27,101 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:04:27,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:04:27,107 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:04:27,107 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:04:27,108 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c [2020-07-20 13:04:27,190 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9597f8104/36ca86fc6a264f99adfc0153fc7bd31a/FLAG64c29ccbf [2020-07-20 13:04:27,737 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:04:27,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c [2020-07-20 13:04:27,756 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9597f8104/36ca86fc6a264f99adfc0153fc7bd31a/FLAG64c29ccbf [2020-07-20 13:04:28,082 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9597f8104/36ca86fc6a264f99adfc0153fc7bd31a [2020-07-20 13:04:28,090 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:04:28,093 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:04:28,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:04:28,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:04:28,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:04:28,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:28" (1/1) ... [2020-07-20 13:04:28,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34c8121f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28, skipping insertion in model container [2020-07-20 13:04:28,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:28" (1/1) ... [2020-07-20 13:04:28,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:04:28,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:04:28,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:04:28,662 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:04:28,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:04:28,824 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:04:28,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28 WrapperNode [2020-07-20 13:04:28,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:04:28,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:04:28,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:04:28,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:04:28,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28" (1/1) ... [2020-07-20 13:04:28,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28" (1/1) ... [2020-07-20 13:04:28,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28" (1/1) ... [2020-07-20 13:04:28,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28" (1/1) ... [2020-07-20 13:04:28,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28" (1/1) ... [2020-07-20 13:04:28,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28" (1/1) ... [2020-07-20 13:04:28,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28" (1/1) ... [2020-07-20 13:04:28,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:04:28,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:04:28,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:04:28,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:04:28,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:04:28,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:04:28,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:04:28,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:04:28,973 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:04:28,973 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:04:28,973 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:04:28,973 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:04:28,973 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:04:28,973 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:04:28,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 13:04:28,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 13:04:28,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 13:04:28,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 13:04:28,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:04:28,974 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:04:28,974 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:04:28,975 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:04:28,975 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:04:28,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:04:28,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:04:28,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:04:28,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:04:28,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:04:28,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:04:28,976 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:04:28,976 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:04:28,976 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:04:28,976 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:04:28,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:04:28,977 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:04:28,977 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 13:04:28,977 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:04:28,977 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 13:04:28,977 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:04:28,977 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:04:28,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:04:28,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:04:28,978 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:04:28,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 13:04:28,978 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:04:28,978 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 13:04:28,978 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:04:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:04:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:04:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:04:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:04:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:04:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:04:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:04:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:04:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:04:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 13:04:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:04:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:04:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:04:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 13:04:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 13:04:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 13:04:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:04:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:04:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:04:28,982 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:04:28,982 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:04:28,982 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:04:28,982 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:04:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:04:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:04:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:04:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:04:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:04:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:04:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:04:28,985 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:04:28,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:04:28,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:04:28,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:04:28,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:04:28,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:04:28,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:04:28,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:04:28,989 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:04:28,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:04:28,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:04:28,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:04:28,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:04:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:04:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:04:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:04:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:04:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 13:04:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:04:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 13:04:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 13:04:28,992 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 13:04:28,992 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:04:28,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:04:28,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:04:28,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:04:30,123 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:04:30,123 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:04:30,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:30 BoogieIcfgContainer [2020-07-20 13:04:30,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:04:30,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:04:30,133 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:04:30,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:04:30,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:04:28" (1/3) ... [2020-07-20 13:04:30,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25c94231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:30, skipping insertion in model container [2020-07-20 13:04:30,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:28" (2/3) ... [2020-07-20 13:04:30,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25c94231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:30, skipping insertion in model container [2020-07-20 13:04:30,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:30" (3/3) ... [2020-07-20 13:04:30,141 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product28.cil.c [2020-07-20 13:04:30,152 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:04:30,162 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:04:30,178 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:04:30,208 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:04:30,208 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:04:30,208 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:04:30,208 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:04:30,209 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:04:30,209 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:04:30,209 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:04:30,209 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:04:30,232 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-07-20 13:04:30,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 13:04:30,243 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:30,244 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:30,244 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:30,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:30,251 INFO L82 PathProgramCache]: Analyzing trace with hash 176643797, now seen corresponding path program 1 times [2020-07-20 13:04:30,260 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:30,260 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [272984949] [2020-07-20 13:04:30,261 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:30,773 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:04:30,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:30,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:04:30,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:30,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 13:04:30,830 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:30,831 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [272984949] [2020-07-20 13:04:30,832 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:30,832 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:04:30,833 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701384482] [2020-07-20 13:04:30,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:04:30,840 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:30,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:04:30,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:04:30,858 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 2 states. [2020-07-20 13:04:30,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:30,901 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2020-07-20 13:04:30,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:04:30,902 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 13:04:30,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:30,917 INFO L225 Difference]: With dead ends: 244 [2020-07-20 13:04:30,918 INFO L226 Difference]: Without dead ends: 124 [2020-07-20 13:04:30,923 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:04:30,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-20 13:04:30,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2020-07-20 13:04:30,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-20 13:04:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2020-07-20 13:04:30,981 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2020-07-20 13:04:30,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:30,981 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2020-07-20 13:04:30,982 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:04:30,982 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2020-07-20 13:04:30,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 13:04:30,986 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:30,986 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:31,201 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:31,201 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:31,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:31,202 INFO L82 PathProgramCache]: Analyzing trace with hash -464202477, now seen corresponding path program 1 times [2020-07-20 13:04:31,203 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:31,204 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2096642422] [2020-07-20 13:04:31,204 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:31,579 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:04:31,580 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:31,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:04:31,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:31,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 13:04:31,624 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:31,625 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2096642422] [2020-07-20 13:04:31,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:31,625 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:04:31,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950572663] [2020-07-20 13:04:31,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:04:31,628 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:31,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:04:31,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:31,628 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 3 states. [2020-07-20 13:04:31,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:31,649 INFO L93 Difference]: Finished difference Result 183 states and 213 transitions. [2020-07-20 13:04:31,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:04:31,649 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 13:04:31,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:31,652 INFO L225 Difference]: With dead ends: 183 [2020-07-20 13:04:31,652 INFO L226 Difference]: Without dead ends: 115 [2020-07-20 13:04:31,653 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:31,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-07-20 13:04:31,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2020-07-20 13:04:31,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-07-20 13:04:31,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2020-07-20 13:04:31,667 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 60 [2020-07-20 13:04:31,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:31,667 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2020-07-20 13:04:31,668 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:04:31,668 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2020-07-20 13:04:31,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 13:04:31,670 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:31,671 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:31,885 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:31,886 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:31,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:31,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1980183215, now seen corresponding path program 1 times [2020-07-20 13:04:31,887 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:31,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [391231873] [2020-07-20 13:04:31,889 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:32,334 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:04:32,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:32,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:04:32,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:32,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:04:32,377 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:32,377 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [391231873] [2020-07-20 13:04:32,377 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:32,378 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:04:32,378 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853364016] [2020-07-20 13:04:32,381 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:04:32,382 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:32,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:04:32,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:32,383 INFO L87 Difference]: Start difference. First operand 115 states and 133 transitions. Second operand 3 states. [2020-07-20 13:04:32,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:32,410 INFO L93 Difference]: Finished difference Result 285 states and 342 transitions. [2020-07-20 13:04:32,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:04:32,411 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 13:04:32,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:32,414 INFO L225 Difference]: With dead ends: 285 [2020-07-20 13:04:32,415 INFO L226 Difference]: Without dead ends: 198 [2020-07-20 13:04:32,416 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:32,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-07-20 13:04:32,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 192. [2020-07-20 13:04:32,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2020-07-20 13:04:32,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 229 transitions. [2020-07-20 13:04:32,442 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 229 transitions. Word has length 65 [2020-07-20 13:04:32,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:32,442 INFO L479 AbstractCegarLoop]: Abstraction has 192 states and 229 transitions. [2020-07-20 13:04:32,442 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:04:32,442 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 229 transitions. [2020-07-20 13:04:32,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-20 13:04:32,445 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:32,445 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:32,661 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:32,662 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:32,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:32,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1204188044, now seen corresponding path program 1 times [2020-07-20 13:04:32,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:32,664 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1464119684] [2020-07-20 13:04:32,665 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:33,082 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:04:33,082 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:33,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:04:33,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:33,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:04:33,142 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:33,142 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1464119684] [2020-07-20 13:04:33,142 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:33,142 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:04:33,143 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39198918] [2020-07-20 13:04:33,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:04:33,143 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:33,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:04:33,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:04:33,144 INFO L87 Difference]: Start difference. First operand 192 states and 229 transitions. Second operand 6 states. [2020-07-20 13:04:33,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:33,338 INFO L93 Difference]: Finished difference Result 309 states and 380 transitions. [2020-07-20 13:04:33,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:04:33,339 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-20 13:04:33,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:33,340 INFO L225 Difference]: With dead ends: 309 [2020-07-20 13:04:33,340 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:04:33,344 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:04:33,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:04:33,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:04:33,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:04:33,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:04:33,350 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-20 13:04:33,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:33,350 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:04:33,351 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:04:33,351 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:04:33,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:04:33,561 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:33,565 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:04:34,249 INFO L268 CegarLoopResult]: For program point L373(lines 373 377) no Hoare annotation was computed. [2020-07-20 13:04:34,249 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 377) no Hoare annotation was computed. [2020-07-20 13:04:34,249 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 342 397) no Hoare annotation was computed. [2020-07-20 13:04:34,249 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-07-20 13:04:34,249 INFO L268 CegarLoopResult]: For program point L367-2(lines 367 388) no Hoare annotation was computed. [2020-07-20 13:04:34,249 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 342 397) no Hoare annotation was computed. [2020-07-20 13:04:34,250 INFO L268 CegarLoopResult]: For program point L389(lines 366 390) no Hoare annotation was computed. [2020-07-20 13:04:34,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 342 397) no Hoare annotation was computed. [2020-07-20 13:04:34,250 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-07-20 13:04:34,250 INFO L268 CegarLoopResult]: For program point L443-1(line 443) no Hoare annotation was computed. [2020-07-20 13:04:34,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 398 457) no Hoare annotation was computed. [2020-07-20 13:04:34,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 398 457) no Hoare annotation was computed. [2020-07-20 13:04:34,250 INFO L268 CegarLoopResult]: For program point L430(lines 430 434) no Hoare annotation was computed. [2020-07-20 13:04:34,251 INFO L268 CegarLoopResult]: For program point L430-1(lines 430 434) no Hoare annotation was computed. [2020-07-20 13:04:34,251 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 398 457) no Hoare annotation was computed. [2020-07-20 13:04:34,251 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-07-20 13:04:34,251 INFO L268 CegarLoopResult]: For program point L424-2(lines 424 449) no Hoare annotation was computed. [2020-07-20 13:04:34,251 INFO L268 CegarLoopResult]: For program point L450(lines 423 451) no Hoare annotation was computed. [2020-07-20 13:04:34,251 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 674 680) the Hoare annotation is: true [2020-07-20 13:04:34,251 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 674 680) no Hoare annotation was computed. [2020-07-20 13:04:34,252 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 681 689) no Hoare annotation was computed. [2020-07-20 13:04:34,252 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 681 689) the Hoare annotation is: true [2020-07-20 13:04:34,252 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 681 689) no Hoare annotation was computed. [2020-07-20 13:04:34,252 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 139 146) the Hoare annotation is: true [2020-07-20 13:04:34,252 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 139 146) no Hoare annotation was computed. [2020-07-20 13:04:34,252 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 139 146) no Hoare annotation was computed. [2020-07-20 13:04:34,252 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 147 156) the Hoare annotation is: true [2020-07-20 13:04:34,252 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 147 156) no Hoare annotation was computed. [2020-07-20 13:04:34,252 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-07-20 13:04:34,253 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 147 156) no Hoare annotation was computed. [2020-07-20 13:04:34,253 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 157 185) the Hoare annotation is: true [2020-07-20 13:04:34,253 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:04:34,253 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 157 185) no Hoare annotation was computed. [2020-07-20 13:04:34,253 INFO L268 CegarLoopResult]: For program point L170(lines 170 176) no Hoare annotation was computed. [2020-07-20 13:04:34,253 INFO L268 CegarLoopResult]: For program point L169(lines 169 179) no Hoare annotation was computed. [2020-07-20 13:04:34,253 INFO L271 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: true [2020-07-20 13:04:34,254 INFO L268 CegarLoopResult]: For program point L167-1(line 167) no Hoare annotation was computed. [2020-07-20 13:04:34,254 INFO L268 CegarLoopResult]: For program point L165(lines 165 182) no Hoare annotation was computed. [2020-07-20 13:04:34,254 INFO L268 CegarLoopResult]: For program point L165-1(lines 157 185) no Hoare annotation was computed. [2020-07-20 13:04:34,254 INFO L271 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: true [2020-07-20 13:04:34,254 INFO L268 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-07-20 13:04:34,254 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 266 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,254 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 266 288) no Hoare annotation was computed. [2020-07-20 13:04:34,255 INFO L264 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,255 INFO L264 CegarLoopResult]: At program point L278-1(line 278) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,255 INFO L268 CegarLoopResult]: For program point L276(lines 276 283) no Hoare annotation was computed. [2020-07-20 13:04:34,255 INFO L268 CegarLoopResult]: For program point L276-1(lines 276 283) no Hoare annotation was computed. [2020-07-20 13:04:34,255 INFO L268 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-07-20 13:04:34,255 INFO L264 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,256 INFO L264 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,256 INFO L264 CegarLoopResult]: At program point L272-1(line 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,256 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 266 288) no Hoare annotation was computed. [2020-07-20 13:04:34,256 INFO L268 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-07-20 13:04:34,256 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 220 243) no Hoare annotation was computed. [2020-07-20 13:04:34,256 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 220 243) no Hoare annotation was computed. [2020-07-20 13:04:34,256 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 220 243) no Hoare annotation was computed. [2020-07-20 13:04:34,257 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-07-20 13:04:34,257 INFO L268 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-07-20 13:04:34,257 INFO L268 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-07-20 13:04:34,257 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-07-20 13:04:34,257 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-07-20 13:04:34,257 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-20 13:04:34,257 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-07-20 13:04:34,257 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-07-20 13:04:34,257 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-07-20 13:04:34,257 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-07-20 13:04:34,258 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-07-20 13:04:34,258 INFO L268 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-07-20 13:04:34,258 INFO L268 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-07-20 13:04:34,258 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 876 890) no Hoare annotation was computed. [2020-07-20 13:04:34,258 INFO L268 CegarLoopResult]: For program point L880(lines 880 886) no Hoare annotation was computed. [2020-07-20 13:04:34,258 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 876 890) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-20 13:04:34,258 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 876 890) no Hoare annotation was computed. [2020-07-20 13:04:34,258 INFO L264 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:34,258 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 812 820) no Hoare annotation was computed. [2020-07-20 13:04:34,258 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 812 820) the Hoare annotation is: true [2020-07-20 13:04:34,258 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 812 820) no Hoare annotation was computed. [2020-07-20 13:04:34,259 INFO L271 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: true [2020-07-20 13:04:34,259 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 870) no Hoare annotation was computed. [2020-07-20 13:04:34,259 INFO L268 CegarLoopResult]: For program point L864-1(line 864) no Hoare annotation was computed. [2020-07-20 13:04:34,259 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 857 875) the Hoare annotation is: true [2020-07-20 13:04:34,259 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 857 875) no Hoare annotation was computed. [2020-07-20 13:04:34,259 INFO L268 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2020-07-20 13:04:34,259 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 857 875) no Hoare annotation was computed. [2020-07-20 13:04:34,259 INFO L268 CegarLoopResult]: For program point L828(lines 828 836) no Hoare annotation was computed. [2020-07-20 13:04:34,259 INFO L268 CegarLoopResult]: For program point L828-2(lines 828 836) no Hoare annotation was computed. [2020-07-20 13:04:34,260 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-07-20 13:04:34,260 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-07-20 13:04:34,260 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 821 856) no Hoare annotation was computed. [2020-07-20 13:04:34,260 INFO L268 CegarLoopResult]: For program point L840(lines 840 848) no Hoare annotation was computed. [2020-07-20 13:04:34,260 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 821 856) no Hoare annotation was computed. [2020-07-20 13:04:34,260 INFO L268 CegarLoopResult]: For program point L840-2(lines 840 848) no Hoare annotation was computed. [2020-07-20 13:04:34,260 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 821 856) no Hoare annotation was computed. [2020-07-20 13:04:34,260 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 667 673) no Hoare annotation was computed. [2020-07-20 13:04:34,261 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 667 673) the Hoare annotation is: true [2020-07-20 13:04:34,261 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 296 341) no Hoare annotation was computed. [2020-07-20 13:04:34,261 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 296 341) no Hoare annotation was computed. [2020-07-20 13:04:34,261 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 296 341) no Hoare annotation was computed. [2020-07-20 13:04:34,261 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 609 654) no Hoare annotation was computed. [2020-07-20 13:04:34,261 INFO L268 CegarLoopResult]: For program point L629(lines 629 636) no Hoare annotation was computed. [2020-07-20 13:04:34,261 INFO L268 CegarLoopResult]: For program point L623(lines 623 643) no Hoare annotation was computed. [2020-07-20 13:04:34,262 INFO L268 CegarLoopResult]: For program point L623-1(lines 623 643) no Hoare annotation was computed. [2020-07-20 13:04:34,262 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 609 654) no Hoare annotation was computed. [2020-07-20 13:04:34,262 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 609 654) no Hoare annotation was computed. [2020-07-20 13:04:34,262 INFO L264 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,262 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 252 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,262 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 252 262) no Hoare annotation was computed. [2020-07-20 13:04:34,263 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 252 262) no Hoare annotation was computed. [2020-07-20 13:04:34,263 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 801 811) no Hoare annotation was computed. [2020-07-20 13:04:34,263 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 801 811) no Hoare annotation was computed. [2020-07-20 13:04:34,263 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 801 811) no Hoare annotation was computed. [2020-07-20 13:04:34,263 INFO L268 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-07-20 13:04:34,263 INFO L268 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-07-20 13:04:34,263 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 793 800) the Hoare annotation is: true [2020-07-20 13:04:34,263 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 793 800) no Hoare annotation was computed. [2020-07-20 13:04:34,264 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 793 800) no Hoare annotation was computed. [2020-07-20 13:04:34,264 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:34,264 INFO L268 CegarLoopResult]: For program point L761-1(lines 742 766) no Hoare annotation was computed. [2020-07-20 13:04:34,264 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 742 766) no Hoare annotation was computed. [2020-07-20 13:04:34,264 INFO L264 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:34,264 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 742 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:34,264 INFO L264 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:34,265 INFO L268 CegarLoopResult]: For program point L750(lines 750 758) no Hoare annotation was computed. [2020-07-20 13:04:34,265 INFO L264 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:34,265 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-07-20 13:04:34,265 INFO L268 CegarLoopResult]: For program point L746(lines 746 763) no Hoare annotation was computed. [2020-07-20 13:04:34,265 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 734 740) no Hoare annotation was computed. [2020-07-20 13:04:34,265 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 734 740) the Hoare annotation is: true [2020-07-20 13:04:34,265 INFO L264 CegarLoopResult]: At program point L960(lines 909 961) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,266 INFO L264 CegarLoopResult]: At program point testENTRY(lines 900 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,266 INFO L268 CegarLoopResult]: For program point testFINAL(lines 900 967) no Hoare annotation was computed. [2020-07-20 13:04:34,266 INFO L264 CegarLoopResult]: At program point L950(line 950) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,266 INFO L268 CegarLoopResult]: For program point L948(lines 948 954) no Hoare annotation was computed. [2020-07-20 13:04:34,266 INFO L264 CegarLoopResult]: At program point L948-1(lines 940 955) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,266 INFO L268 CegarLoopResult]: For program point L911(lines 910 959) no Hoare annotation was computed. [2020-07-20 13:04:34,266 INFO L264 CegarLoopResult]: At program point L942(line 942) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,266 INFO L268 CegarLoopResult]: For program point L940(lines 940 955) no Hoare annotation was computed. [2020-07-20 13:04:34,266 INFO L264 CegarLoopResult]: At program point L932(line 932) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,266 INFO L268 CegarLoopResult]: For program point L930(lines 930 936) no Hoare annotation was computed. [2020-07-20 13:04:34,267 INFO L268 CegarLoopResult]: For program point L930-1(lines 930 936) no Hoare annotation was computed. [2020-07-20 13:04:34,267 INFO L264 CegarLoopResult]: At program point L957(lines 910 959) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,267 INFO L264 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:34,267 INFO L268 CegarLoopResult]: For program point L920(lines 920 926) no Hoare annotation was computed. [2020-07-20 13:04:34,267 INFO L268 CegarLoopResult]: For program point L920-1(lines 920 926) no Hoare annotation was computed. [2020-07-20 13:04:34,267 INFO L268 CegarLoopResult]: For program point L912(lines 912 916) no Hoare annotation was computed. [2020-07-20 13:04:34,267 INFO L268 CegarLoopResult]: For program point testEXIT(lines 900 967) no Hoare annotation was computed. [2020-07-20 13:04:34,268 INFO L268 CegarLoopResult]: For program point L577(lines 577 597) no Hoare annotation was computed. [2020-07-20 13:04:34,268 INFO L268 CegarLoopResult]: For program point L577-1(lines 577 597) no Hoare annotation was computed. [2020-07-20 13:04:34,268 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 563 608) no Hoare annotation was computed. [2020-07-20 13:04:34,268 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 563 608) no Hoare annotation was computed. [2020-07-20 13:04:34,268 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 563 608) no Hoare annotation was computed. [2020-07-20 13:04:34,268 INFO L268 CegarLoopResult]: For program point L583(lines 583 590) no Hoare annotation was computed. [2020-07-20 13:04:34,268 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 767 774) no Hoare annotation was computed. [2020-07-20 13:04:34,268 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 767 774) no Hoare annotation was computed. [2020-07-20 13:04:34,269 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 767 774) no Hoare annotation was computed. [2020-07-20 13:04:34,269 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2020-07-20 13:04:34,269 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2020-07-20 13:04:34,269 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2020-07-20 13:04:34,269 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-07-20 13:04:34,269 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-07-20 13:04:34,269 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-07-20 13:04:34,270 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-07-20 13:04:34,270 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-07-20 13:04:34,270 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 460 562) no Hoare annotation was computed. [2020-07-20 13:04:34,270 INFO L268 CegarLoopResult]: For program point L510(lines 509 529) no Hoare annotation was computed. [2020-07-20 13:04:34,270 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-20 13:04:34,270 INFO L268 CegarLoopResult]: For program point L541-1(line 541) no Hoare annotation was computed. [2020-07-20 13:04:34,270 INFO L268 CegarLoopResult]: For program point L506(lines 506 547) no Hoare annotation was computed. [2020-07-20 13:04:34,270 INFO L268 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-07-20 13:04:34,271 INFO L268 CegarLoopResult]: For program point L525-1(line 525) no Hoare annotation was computed. [2020-07-20 13:04:34,271 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 460 562) no Hoare annotation was computed. [2020-07-20 13:04:34,271 INFO L268 CegarLoopResult]: For program point L484(lines 484 488) no Hoare annotation was computed. [2020-07-20 13:04:34,271 INFO L268 CegarLoopResult]: For program point L548(lines 548 559) no Hoare annotation was computed. [2020-07-20 13:04:34,271 INFO L268 CegarLoopResult]: For program point L511(lines 511 515) no Hoare annotation was computed. [2020-07-20 13:04:34,271 INFO L268 CegarLoopResult]: For program point L509-2(lines 509 529) no Hoare annotation was computed. [2020-07-20 13:04:34,271 INFO L268 CegarLoopResult]: For program point L530(lines 508 531) no Hoare annotation was computed. [2020-07-20 13:04:34,271 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 460 562) no Hoare annotation was computed. [2020-07-20 13:04:34,272 INFO L268 CegarLoopResult]: For program point L489(lines 489 505) no Hoare annotation was computed. [2020-07-20 13:04:34,272 INFO L268 CegarLoopResult]: For program point L549(lines 549 556) no Hoare annotation was computed. [2020-07-20 13:04:34,272 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 657 666) no Hoare annotation was computed. [2020-07-20 13:04:34,272 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 657 666) no Hoare annotation was computed. [2020-07-20 13:04:34,272 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 657 666) no Hoare annotation was computed. [2020-07-20 13:04:34,272 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:34,272 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:04:34,273 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:34,273 INFO L268 CegarLoopResult]: For program point L783(lines 783 789) no Hoare annotation was computed. [2020-07-20 13:04:34,273 INFO L268 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-07-20 13:04:34,273 INFO L268 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-07-20 13:04:34,273 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 776 792) no Hoare annotation was computed. [2020-07-20 13:04:34,273 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 776 792) no Hoare annotation was computed. [2020-07-20 13:04:34,273 INFO L268 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-07-20 13:04:34,273 INFO L268 CegarLoopResult]: For program point L787-1(lines 776 792) no Hoare annotation was computed. [2020-07-20 13:04:34,274 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2020-07-20 13:04:34,274 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-07-20 13:04:34,274 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-07-20 13:04:34,274 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-07-20 13:04:34,274 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2020-07-20 13:04:34,274 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-07-20 13:04:34,274 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:34,274 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:04:34,275 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:34,275 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 85 93) no Hoare annotation was computed. [2020-07-20 13:04:34,275 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-07-20 13:04:34,275 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-07-20 13:04:34,275 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:34,275 INFO L264 CegarLoopResult]: At program point L721(lines 721 727) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:34,275 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 707 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:34,276 INFO L264 CegarLoopResult]: At program point L716(line 716) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:34,276 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 707 733) no Hoare annotation was computed. [2020-07-20 13:04:34,276 INFO L268 CegarLoopResult]: For program point L714(lines 710 732) no Hoare annotation was computed. [2020-07-20 13:04:34,276 INFO L268 CegarLoopResult]: For program point L712(lines 710 732) no Hoare annotation was computed. [2020-07-20 13:04:34,276 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 707 733) no Hoare annotation was computed. [2020-07-20 13:04:34,276 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 189 218) no Hoare annotation was computed. [2020-07-20 13:04:34,276 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 189 218) the Hoare annotation is: true [2020-07-20 13:04:34,276 INFO L271 CegarLoopResult]: At program point L214(lines 189 218) the Hoare annotation is: true [2020-07-20 13:04:34,277 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-07-20 13:04:34,277 INFO L268 CegarLoopResult]: For program point L203(lines 203 207) no Hoare annotation was computed. [2020-07-20 13:04:34,277 INFO L271 CegarLoopResult]: At program point L203-1(lines 203 207) the Hoare annotation is: true [2020-07-20 13:04:34,277 INFO L268 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-07-20 13:04:34,277 INFO L271 CegarLoopResult]: At program point L199-2(lines 199 213) the Hoare annotation is: true [2020-07-20 13:04:34,277 INFO L271 CegarLoopResult]: At program point L195(line 195) the Hoare annotation is: true [2020-07-20 13:04:34,277 INFO L268 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-07-20 13:04:34,278 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2020-07-20 13:04:34,278 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-07-20 13:04:34,278 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-07-20 13:04:34,278 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 244 250) no Hoare annotation was computed. [2020-07-20 13:04:34,278 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 244 250) the Hoare annotation is: true [2020-07-20 13:04:34,278 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:34,278 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 13:04:34,278 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:04:34,279 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:34,279 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 891 898) no Hoare annotation was computed. [2020-07-20 13:04:34,279 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 891 898) the Hoare annotation is: true [2020-07-20 13:04:34,279 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 891 898) no Hoare annotation was computed. [2020-07-20 13:04:34,279 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-07-20 13:04:34,279 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-07-20 13:04:34,279 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: true [2020-07-20 13:04:34,279 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 691 698) no Hoare annotation was computed. [2020-07-20 13:04:34,280 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 695) no Hoare annotation was computed. [2020-07-20 13:04:34,280 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 691 698) the Hoare annotation is: true [2020-07-20 13:04:34,280 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 691 698) no Hoare annotation was computed. [2020-07-20 13:04:34,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:04:34 BoogieIcfgContainer [2020-07-20 13:04:34,296 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:04:34,299 INFO L168 Benchmark]: Toolchain (without parser) took 6206.47 ms. Allocated memory was 142.1 MB in the beginning and 267.9 MB in the end (delta: 125.8 MB). Free memory was 101.0 MB in the beginning and 186.7 MB in the end (delta: -85.7 MB). Peak memory consumption was 108.0 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:34,300 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 142.1 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 13:04:34,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.73 ms. Allocated memory was 142.1 MB in the beginning and 207.6 MB in the end (delta: 65.5 MB). Free memory was 100.8 MB in the beginning and 176.0 MB in the end (delta: -75.2 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:34,302 INFO L168 Benchmark]: Boogie Preprocessor took 83.93 ms. Allocated memory is still 207.6 MB. Free memory was 176.0 MB in the beginning and 171.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:34,303 INFO L168 Benchmark]: RCFGBuilder took 1221.74 ms. Allocated memory was 207.6 MB in the beginning and 233.8 MB in the end (delta: 26.2 MB). Free memory was 171.3 MB in the beginning and 193.9 MB in the end (delta: -22.6 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:34,304 INFO L168 Benchmark]: TraceAbstraction took 4163.38 ms. Allocated memory was 233.8 MB in the beginning and 267.9 MB in the end (delta: 34.1 MB). Free memory was 192.5 MB in the beginning and 186.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:34,309 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 142.1 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 731.73 ms. Allocated memory was 142.1 MB in the beginning and 207.6 MB in the end (delta: 65.5 MB). Free memory was 100.8 MB in the beginning and 176.0 MB in the end (delta: -75.2 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.93 ms. Allocated memory is still 207.6 MB. Free memory was 176.0 MB in the beginning and 171.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1221.74 ms. Allocated memory was 207.6 MB in the beginning and 233.8 MB in the end (delta: 26.2 MB). Free memory was 171.3 MB in the beginning and 193.9 MB in the end (delta: -22.6 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4163.38 ms. Allocated memory was 233.8 MB in the beginning and 267.9 MB in the end (delta: 34.1 MB). Free memory was 192.5 MB in the beginning and 186.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 695]: 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: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.3s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 550 SDtfs, 177 SDslu, 450 SDs, 0 SdLazy, 67 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 252 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=192occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 238 PreInvPairs, 254 NumberOfFragments, 369 HoareAnnotationTreeSize, 238 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 57 FomulaSimplificationsInter, 447 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 254 NumberOfCodeBlocks, 225 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 24448 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2806 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...