/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 18:01:20,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 18:01:20,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 18:01:20,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 18:01:20,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 18:01:20,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 18:01:20,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 18:01:20,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 18:01:20,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 18:01:20,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 18:01:20,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 18:01:20,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 18:01:20,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 18:01:20,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 18:01:20,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 18:01:20,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 18:01:20,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 18:01:20,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 18:01:20,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 18:01:20,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 18:01:20,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 18:01:20,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 18:01:20,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 18:01:20,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 18:01:20,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 18:01:20,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 18:01:20,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 18:01:20,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 18:01:20,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 18:01:20,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 18:01:20,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 18:01:20,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 18:01:20,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 18:01:20,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 18:01:20,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 18:01:20,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 18:01:20,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 18:01:20,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 18:01:20,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 18:01:20,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 18:01:20,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 18:01:20,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 18:01:20,616 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 18:01:20,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 18:01:20,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 18:01:20,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 18:01:20,618 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 18:01:20,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 18:01:20,618 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 18:01:20,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 18:01:20,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 18:01:20,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 18:01:20,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 18:01:20,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 18:01:20,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 18:01:20,619 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 18:01:20,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 18:01:20,620 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 18:01:20,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 18:01:20,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 18:01:20,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 18:01:20,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 18:01:20,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 18:01:20,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:01:20,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 18:01:20,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 18:01:20,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 18:01:20,622 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 18:01:20,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 18:01:20,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 18:01:20,622 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 18:01:20,622 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 -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 18:01:20,921 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 18:01:20,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 18:01:20,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 18:01:20,938 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 18:01:20,939 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 18:01:20,939 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c [2020-10-12 18:01:20,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/03c9009cc/103597db066946f390537272ea352ba2/FLAG5b179d9da [2020-10-12 18:01:21,529 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 18:01:21,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c [2020-10-12 18:01:21,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/03c9009cc/103597db066946f390537272ea352ba2/FLAG5b179d9da [2020-10-12 18:01:21,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/03c9009cc/103597db066946f390537272ea352ba2 [2020-10-12 18:01:21,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 18:01:21,840 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 18:01:21,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 18:01:21,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 18:01:21,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 18:01:21,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:01:21" (1/1) ... [2020-10-12 18:01:21,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cafb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:21, skipping insertion in model container [2020-10-12 18:01:21,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:01:21" (1/1) ... [2020-10-12 18:01:21,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 18:01:21,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 18:01:22,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:01:22,232 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 18:01:22,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:01:22,456 INFO L208 MainTranslator]: Completed translation [2020-10-12 18:01:22,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:22 WrapperNode [2020-10-12 18:01:22,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 18:01:22,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 18:01:22,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 18:01:22,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 18:01:22,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:22" (1/1) ... [2020-10-12 18:01:22,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:22" (1/1) ... [2020-10-12 18:01:22,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:22" (1/1) ... [2020-10-12 18:01:22,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:22" (1/1) ... [2020-10-12 18:01:22,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:22" (1/1) ... [2020-10-12 18:01:22,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:22" (1/1) ... [2020-10-12 18:01:22,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:22" (1/1) ... [2020-10-12 18:01:22,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 18:01:22,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 18:01:22,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 18:01:22,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 18:01:22,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:22" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:01:22,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 18:01:22,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 18:01:22,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 18:01:22,618 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 18:01:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 18:01:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 18:01:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 18:01:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 18:01:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 18:01:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 18:01:22,620 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 18:01:22,620 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 18:01:22,620 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 18:01:22,620 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 18:01:22,620 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 18:01:22,620 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 18:01:22,621 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-12 18:01:22,621 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 18:01:22,621 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 18:01:22,621 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 18:01:22,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 18:01:22,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 18:01:22,622 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 18:01:22,622 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 18:01:22,622 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 18:01:22,622 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 18:01:22,622 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 18:01:22,622 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 18:01:22,623 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 18:01:22,623 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 18:01:22,623 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 18:01:22,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 18:01:22,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:01:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 18:01:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 18:01:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 18:01:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 18:01:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 18:01:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 18:01:22,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 18:01:22,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 18:01:22,625 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 18:01:22,625 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 18:01:22,625 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 18:01:22,625 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 18:01:22,625 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 18:01:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 18:01:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 18:01:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 18:01:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 18:01:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 18:01:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 18:01:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 18:01:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 18:01:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 18:01:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 18:01:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 18:01:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 18:01:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 18:01:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 18:01:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:01:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 18:01:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 18:01:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 18:01:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-12 18:01:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 18:01:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 18:01:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 18:01:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 18:01:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 18:01:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 18:01:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 18:01:22,630 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 18:01:22,630 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 18:01:22,630 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 18:01:22,630 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 18:01:22,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 18:01:22,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 18:01:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 18:01:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 18:01:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 18:01:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 18:01:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 18:01:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 18:01:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 18:01:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 18:01:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 18:01:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 18:01:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 18:01:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 18:01:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 18:01:22,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 18:01:23,727 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 18:01:23,727 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 18:01:23,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:01:23 BoogieIcfgContainer [2020-10-12 18:01:23,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 18:01:23,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 18:01:23,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 18:01:23,738 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 18:01:23,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 06:01:21" (1/3) ... [2020-10-12 18:01:23,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a47b89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:01:23, skipping insertion in model container [2020-10-12 18:01:23,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:01:22" (2/3) ... [2020-10-12 18:01:23,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a47b89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:01:23, skipping insertion in model container [2020-10-12 18:01:23,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:01:23" (3/3) ... [2020-10-12 18:01:23,741 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product22.cil.c [2020-10-12 18:01:23,752 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 18:01:23,760 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 18:01:23,774 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 18:01:23,796 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 18:01:23,796 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 18:01:23,796 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 18:01:23,796 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 18:01:23,797 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 18:01:23,797 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 18:01:23,797 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 18:01:23,797 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 18:01:23,819 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2020-10-12 18:01:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-12 18:01:23,830 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:01:23,831 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:01:23,831 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:01:23,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:01:23,836 INFO L82 PathProgramCache]: Analyzing trace with hash 144748064, now seen corresponding path program 1 times [2020-10-12 18:01:23,845 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:01:23,845 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [44609845] [2020-10-12 18:01:23,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:01:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:24,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:24,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:25,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:25,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:27,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:28,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:28,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-12 18:01:28,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:01:28,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4205 [2020-10-12 18:01:28,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:28,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 18:01:28,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:01:28,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-12 18:01:28,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-12 18:01:28,718 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:01:28,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:01:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:28,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:28,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:28,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:28,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:28,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-12 18:01:28,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:28,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:28,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:28,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:01:28,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:28,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:01:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:28,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:28,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:28,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:28,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:28,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:01:28,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:28,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:28,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:28,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:28,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:28,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:01:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:28,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:28,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:28,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:28,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:28,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:01:28,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:28,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:28,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:28,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:28,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:28,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:01:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:28,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:28,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:28,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:28,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:28,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:01:28,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:28,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:28,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:28,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:01:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:28,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:28,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:28,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:01:28,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:28,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:01:28,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:28,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:28,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:28,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:01:28,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:28,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:01:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:28,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:28,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:28,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:28,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:28,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:01:28,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:01:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:28,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:28,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:28,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 18:01:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:01:28,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:01:28,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:01:28,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:01:28,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:01:28,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:01:28,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:01:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:01:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:01:28,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:01:28,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:01:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:01:28,949 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [44609845] [2020-10-12 18:01:28,951 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:01:28,951 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 18:01:28,952 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786758979] [2020-10-12 18:01:28,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 18:01:28,959 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:01:28,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 18:01:28,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 18:01:28,976 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 7 states. [2020-10-12 18:01:29,412 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:01:30,467 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:01:30,773 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:01:31,061 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:01:31,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:01:31,348 INFO L93 Difference]: Finished difference Result 239 states and 307 transitions. [2020-10-12 18:01:31,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 18:01:31,350 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-12 18:01:31,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:01:31,361 INFO L225 Difference]: With dead ends: 239 [2020-10-12 18:01:31,361 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 18:01:31,368 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-12 18:01:31,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 18:01:31,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 18:01:31,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 18:01:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 18:01:31,411 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2020-10-12 18:01:31,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:01:31,411 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 18:01:31,411 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 18:01:31,412 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 18:01:31,412 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 18:01:31,412 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 18:01:31,414 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 18:01:33,285 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-12 18:01:33,448 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 18:01:33,693 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-12 18:01:33,932 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 18:01:34,187 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 18:01:34,351 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-12 18:01:34,498 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-12 18:01:34,643 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:34,846 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:01:34,995 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:35,273 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:35,495 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:35,695 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-12 18:01:35,843 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-12 18:01:36,004 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 18:01:36,170 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 18:01:36,355 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 18:01:36,518 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:36,663 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 7 [2020-10-12 18:01:36,862 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:37,074 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:37,241 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 18:01:37,390 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-12 18:01:37,570 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-12 18:01:37,575 INFO L268 CegarLoopResult]: For program point L643-2(lines 643 664) no Hoare annotation was computed. [2020-10-12 18:01:37,575 INFO L268 CegarLoopResult]: For program point L665(lines 642 666) no Hoare annotation was computed. [2020-10-12 18:01:37,576 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 618 673) no Hoare annotation was computed. [2020-10-12 18:01:37,576 INFO L268 CegarLoopResult]: For program point L649(lines 649 653) no Hoare annotation was computed. [2020-10-12 18:01:37,576 INFO L268 CegarLoopResult]: For program point L649-1(lines 649 653) no Hoare annotation was computed. [2020-10-12 18:01:37,577 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 618 673) no Hoare annotation was computed. [2020-10-12 18:01:37,577 INFO L268 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-10-12 18:01:37,577 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 618 673) no Hoare annotation was computed. [2020-10-12 18:01:37,579 INFO L268 CegarLoopResult]: For program point L706-1(lines 706 710) no Hoare annotation was computed. [2020-10-12 18:01:37,579 INFO L268 CegarLoopResult]: For program point L701(line 701) no Hoare annotation was computed. [2020-10-12 18:01:37,579 INFO L268 CegarLoopResult]: For program point L700-2(lines 700 725) no Hoare annotation was computed. [2020-10-12 18:01:37,579 INFO L268 CegarLoopResult]: For program point L726(lines 699 727) no Hoare annotation was computed. [2020-10-12 18:01:37,580 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 674 733) no Hoare annotation was computed. [2020-10-12 18:01:37,580 INFO L268 CegarLoopResult]: For program point L719(line 719) no Hoare annotation was computed. [2020-10-12 18:01:37,580 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 674 733) no Hoare annotation was computed. [2020-10-12 18:01:37,580 INFO L268 CegarLoopResult]: For program point L719-1(line 719) no Hoare annotation was computed. [2020-10-12 18:01:37,581 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 674 733) no Hoare annotation was computed. [2020-10-12 18:01:37,581 INFO L268 CegarLoopResult]: For program point L706(lines 706 710) no Hoare annotation was computed. [2020-10-12 18:01:37,582 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 157 163) the Hoare annotation is: true [2020-10-12 18:01:37,582 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 157 163) no Hoare annotation was computed. [2020-10-12 18:01:37,582 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 164 172) no Hoare annotation was computed. [2020-10-12 18:01:37,582 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 164 172) the Hoare annotation is: true [2020-10-12 18:01:37,583 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 164 172) no Hoare annotation was computed. [2020-10-12 18:01:37,583 INFO L268 CegarLoopResult]: For program point L546-1(line 546) no Hoare annotation was computed. [2020-10-12 18:01:37,583 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 540 564) the Hoare annotation is: true [2020-10-12 18:01:37,583 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 540 564) no Hoare annotation was computed. [2020-10-12 18:01:37,584 INFO L264 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-12 18:01:37,585 INFO L268 CegarLoopResult]: For program point L552(lines 552 558) no Hoare annotation was computed. [2020-10-12 18:01:37,586 INFO L271 CegarLoopResult]: At program point L550(line 550) the Hoare annotation is: true [2020-10-12 18:01:37,586 INFO L268 CegarLoopResult]: For program point L550-1(line 550) no Hoare annotation was computed. [2020-10-12 18:01:37,586 INFO L268 CegarLoopResult]: For program point L548(lines 548 561) no Hoare annotation was computed. [2020-10-12 18:01:37,587 INFO L268 CegarLoopResult]: For program point L548-1(lines 540 564) no Hoare annotation was computed. [2020-10-12 18:01:37,587 INFO L271 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: true [2020-10-12 18:01:37,588 INFO L264 CegarLoopResult]: At program point L513(line 513) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,588 INFO L264 CegarLoopResult]: At program point L513-1(line 513) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,589 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 507 529) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,589 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 507 529) no Hoare annotation was computed. [2020-10-12 18:01:37,589 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 507 529) no Hoare annotation was computed. [2020-10-12 18:01:37,591 INFO L264 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,592 INFO L264 CegarLoopResult]: At program point L519-1(line 519) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,592 INFO L268 CegarLoopResult]: For program point L517(lines 517 524) no Hoare annotation was computed. [2020-10-12 18:01:37,592 INFO L268 CegarLoopResult]: For program point L517-1(lines 517 524) no Hoare annotation was computed. [2020-10-12 18:01:37,592 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-12 18:01:37,593 INFO L264 CegarLoopResult]: At program point L514(line 514) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,593 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-12 18:01:37,593 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-12 18:01:37,593 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 466 489) no Hoare annotation was computed. [2020-10-12 18:01:37,594 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-10-12 18:01:37,594 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-12 18:01:37,594 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-12 18:01:37,594 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 466 489) no Hoare annotation was computed. [2020-10-12 18:01:37,594 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-10-12 18:01:37,595 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 466 489) no Hoare annotation was computed. [2020-10-12 18:01:37,595 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-12 18:01:37,595 INFO L268 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-12 18:01:37,595 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-10-12 18:01:37,595 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-12 18:01:37,595 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-10-12 18:01:37,596 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-12 18:01:37,596 INFO L268 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-12 18:01:37,596 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-12 18:01:37,596 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 294 302) no Hoare annotation was computed. [2020-10-12 18:01:37,597 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 294 302) the Hoare annotation is: true [2020-10-12 18:01:37,597 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 294 302) no Hoare annotation was computed. [2020-10-12 18:01:37,597 INFO L268 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-10-12 18:01:37,597 INFO L271 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: true [2020-10-12 18:01:37,597 INFO L268 CegarLoopResult]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2020-10-12 18:01:37,598 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 339 357) the Hoare annotation is: true [2020-10-12 18:01:37,598 INFO L268 CegarLoopResult]: For program point L346-1(line 346) no Hoare annotation was computed. [2020-10-12 18:01:37,598 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 339 357) no Hoare annotation was computed. [2020-10-12 18:01:37,598 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 339 357) no Hoare annotation was computed. [2020-10-12 18:01:37,598 INFO L268 CegarLoopResult]: For program point L322-2(lines 322 330) no Hoare annotation was computed. [2020-10-12 18:01:37,599 INFO L268 CegarLoopResult]: For program point L310(lines 310 318) no Hoare annotation was computed. [2020-10-12 18:01:37,599 INFO L268 CegarLoopResult]: For program point L310-2(lines 310 318) no Hoare annotation was computed. [2020-10-12 18:01:37,599 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 303 338) no Hoare annotation was computed. [2020-10-12 18:01:37,599 INFO L268 CegarLoopResult]: For program point L333(line 333) no Hoare annotation was computed. [2020-10-12 18:01:37,599 INFO L268 CegarLoopResult]: For program point L333-1(line 333) no Hoare annotation was computed. [2020-10-12 18:01:37,599 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 303 338) no Hoare annotation was computed. [2020-10-12 18:01:37,600 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 303 338) no Hoare annotation was computed. [2020-10-12 18:01:37,600 INFO L268 CegarLoopResult]: For program point L322(lines 322 330) no Hoare annotation was computed. [2020-10-12 18:01:37,600 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 150 156) no Hoare annotation was computed. [2020-10-12 18:01:37,600 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 150 156) the Hoare annotation is: true [2020-10-12 18:01:37,600 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 572 617) no Hoare annotation was computed. [2020-10-12 18:01:37,601 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 572 617) no Hoare annotation was computed. [2020-10-12 18:01:37,601 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 572 617) no Hoare annotation was computed. [2020-10-12 18:01:37,601 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 885 930) no Hoare annotation was computed. [2020-10-12 18:01:37,601 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 885 930) no Hoare annotation was computed. [2020-10-12 18:01:37,601 INFO L268 CegarLoopResult]: For program point L905(lines 905 912) no Hoare annotation was computed. [2020-10-12 18:01:37,602 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 885 930) no Hoare annotation was computed. [2020-10-12 18:01:37,602 INFO L268 CegarLoopResult]: For program point L899(lines 899 919) no Hoare annotation was computed. [2020-10-12 18:01:37,602 INFO L268 CegarLoopResult]: For program point L899-1(lines 899 919) no Hoare annotation was computed. [2020-10-12 18:01:37,603 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 497 506) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,603 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 497 506) no Hoare annotation was computed. [2020-10-12 18:01:37,604 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 497 506) no Hoare annotation was computed. [2020-10-12 18:01:37,604 INFO L271 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: true [2020-10-12 18:01:37,604 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 283 293) the Hoare annotation is: true [2020-10-12 18:01:37,604 INFO L268 CegarLoopResult]: For program point L288-1(line 288) no Hoare annotation was computed. [2020-10-12 18:01:37,604 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 283 293) no Hoare annotation was computed. [2020-10-12 18:01:37,604 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 283 293) no Hoare annotation was computed. [2020-10-12 18:01:37,605 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 275 282) the Hoare annotation is: true [2020-10-12 18:01:37,605 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 275 282) no Hoare annotation was computed. [2020-10-12 18:01:37,605 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 275 282) no Hoare annotation was computed. [2020-10-12 18:01:37,605 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:37,605 INFO L264 CegarLoopResult]: At program point L252(line 252) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:37,606 INFO L268 CegarLoopResult]: For program point L250(lines 250 258) no Hoare annotation was computed. [2020-10-12 18:01:37,606 INFO L264 CegarLoopResult]: At program point L248(line 248) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:37,606 INFO L268 CegarLoopResult]: For program point L248-1(line 248) no Hoare annotation was computed. [2020-10-12 18:01:37,606 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 242 266) no Hoare annotation was computed. [2020-10-12 18:01:37,606 INFO L268 CegarLoopResult]: For program point L246(lines 246 263) no Hoare annotation was computed. [2020-10-12 18:01:37,607 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 242 266) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,607 INFO L264 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,607 INFO L268 CegarLoopResult]: For program point L261-1(lines 242 266) no Hoare annotation was computed. [2020-10-12 18:01:37,607 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 208 214) no Hoare annotation was computed. [2020-10-12 18:01:37,608 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 208 214) the Hoare annotation is: true [2020-10-12 18:01:37,608 INFO L264 CegarLoopResult]: At program point testENTRY(lines 368 433) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,611 INFO L268 CegarLoopResult]: For program point L380(lines 380 384) no Hoare annotation was computed. [2020-10-12 18:01:37,612 INFO L268 CegarLoopResult]: For program point testFINAL(lines 368 433) no Hoare annotation was computed. [2020-10-12 18:01:37,612 INFO L264 CegarLoopResult]: At program point L426(lines 377 427) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:37,612 INFO L268 CegarLoopResult]: For program point L416(lines 416 420) no Hoare annotation was computed. [2020-10-12 18:01:37,613 INFO L264 CegarLoopResult]: At program point L416-2(lines 408 421) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:37,613 INFO L268 CegarLoopResult]: For program point L379(lines 378 425) no Hoare annotation was computed. [2020-10-12 18:01:37,613 INFO L264 CegarLoopResult]: At program point L410(line 410) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:37,613 INFO L268 CegarLoopResult]: For program point L408(lines 408 421) no Hoare annotation was computed. [2020-10-12 18:01:37,614 INFO L264 CegarLoopResult]: At program point L400(line 400) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:37,614 INFO L268 CegarLoopResult]: For program point L398(lines 398 404) no Hoare annotation was computed. [2020-10-12 18:01:37,614 INFO L268 CegarLoopResult]: For program point L398-1(lines 398 404) no Hoare annotation was computed. [2020-10-12 18:01:37,614 INFO L264 CegarLoopResult]: At program point L423(lines 378 425) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:37,615 INFO L264 CegarLoopResult]: At program point L390(line 390) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 18:01:37,615 INFO L268 CegarLoopResult]: For program point L388(lines 388 394) no Hoare annotation was computed. [2020-10-12 18:01:37,615 INFO L268 CegarLoopResult]: For program point L388-1(lines 388 394) no Hoare annotation was computed. [2020-10-12 18:01:37,615 INFO L268 CegarLoopResult]: For program point testEXIT(lines 368 433) no Hoare annotation was computed. [2020-10-12 18:01:37,616 INFO L268 CegarLoopResult]: For program point L859(lines 859 866) no Hoare annotation was computed. [2020-10-12 18:01:37,616 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 839 884) no Hoare annotation was computed. [2020-10-12 18:01:37,616 INFO L268 CegarLoopResult]: For program point L853(lines 853 873) no Hoare annotation was computed. [2020-10-12 18:01:37,616 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 839 884) no Hoare annotation was computed. [2020-10-12 18:01:37,617 INFO L268 CegarLoopResult]: For program point L853-1(lines 853 873) no Hoare annotation was computed. [2020-10-12 18:01:37,617 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 839 884) no Hoare annotation was computed. [2020-10-12 18:01:37,617 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2020-10-12 18:01:37,617 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2020-10-12 18:01:37,618 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2020-10-12 18:01:37,618 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-10-12 18:01:37,618 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-10-12 18:01:37,618 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-10-12 18:01:37,619 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-10-12 18:01:37,619 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-10-12 18:01:37,619 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 140 149) no Hoare annotation was computed. [2020-10-12 18:01:37,619 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 140 149) no Hoare annotation was computed. [2020-10-12 18:01:37,620 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 140 149) no Hoare annotation was computed. [2020-10-12 18:01:37,620 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-10-12 18:01:37,620 INFO L268 CegarLoopResult]: For program point L801-1(line 801) no Hoare annotation was computed. [2020-10-12 18:01:37,620 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 736 838) no Hoare annotation was computed. [2020-10-12 18:01:37,620 INFO L268 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-10-12 18:01:37,621 INFO L268 CegarLoopResult]: For program point L824(lines 824 835) no Hoare annotation was computed. [2020-10-12 18:01:37,621 INFO L268 CegarLoopResult]: For program point L787(lines 787 791) no Hoare annotation was computed. [2020-10-12 18:01:37,621 INFO L268 CegarLoopResult]: For program point L785-2(lines 785 805) no Hoare annotation was computed. [2020-10-12 18:01:37,621 INFO L268 CegarLoopResult]: For program point L806(lines 784 807) no Hoare annotation was computed. [2020-10-12 18:01:37,621 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 736 838) no Hoare annotation was computed. [2020-10-12 18:01:37,621 INFO L268 CegarLoopResult]: For program point L765(lines 765 781) no Hoare annotation was computed. [2020-10-12 18:01:37,622 INFO L268 CegarLoopResult]: For program point L825(lines 825 832) no Hoare annotation was computed. [2020-10-12 18:01:37,622 INFO L268 CegarLoopResult]: For program point L786(lines 785 805) no Hoare annotation was computed. [2020-10-12 18:01:37,622 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 736 838) no Hoare annotation was computed. [2020-10-12 18:01:37,622 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-10-12 18:01:37,622 INFO L268 CegarLoopResult]: For program point L817-1(line 817) no Hoare annotation was computed. [2020-10-12 18:01:37,622 INFO L268 CegarLoopResult]: For program point L782(lines 782 823) no Hoare annotation was computed. [2020-10-12 18:01:37,623 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:01:37,623 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-12 18:01:37,624 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:01:37,624 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 267 274) no Hoare annotation was computed. [2020-10-12 18:01:37,624 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 267 274) no Hoare annotation was computed. [2020-10-12 18:01:37,624 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 267 274) no Hoare annotation was computed. [2020-10-12 18:01:37,625 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2020-10-12 18:01:37,625 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-10-12 18:01:37,625 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-10-12 18:01:37,625 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-10-12 18:01:37,626 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-12 18:01:37,627 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-10-12 18:01:37,627 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:01:37,627 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 18:01:37,627 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:01:37,627 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2020-10-12 18:01:37,627 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-10-12 18:01:37,628 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-10-12 18:01:37,628 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:37,628 INFO L268 CegarLoopResult]: For program point L188(lines 187 206) no Hoare annotation was computed. [2020-10-12 18:01:37,628 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 184 207) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,628 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 184 207) no Hoare annotation was computed. [2020-10-12 18:01:37,628 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 184 207) no Hoare annotation was computed. [2020-10-12 18:01:37,629 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,629 INFO L264 CegarLoopResult]: At program point L195(lines 195 201) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,629 INFO L264 CegarLoopResult]: At program point L450-1(lines 450 454) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,629 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 436 465) no Hoare annotation was computed. [2020-10-12 18:01:37,629 INFO L268 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-12 18:01:37,630 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 436 465) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,630 INFO L264 CegarLoopResult]: At program point L446-2(lines 446 460) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,630 INFO L264 CegarLoopResult]: At program point L442(line 442) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,630 INFO L268 CegarLoopResult]: For program point L442-1(line 442) no Hoare annotation was computed. [2020-10-12 18:01:37,631 INFO L264 CegarLoopResult]: At program point L461(lines 436 465) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,631 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-12 18:01:37,632 INFO L268 CegarLoopResult]: For program point L450(lines 450 454) no Hoare annotation was computed. [2020-10-12 18:01:37,632 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2020-10-12 18:01:37,632 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-10-12 18:01:37,632 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-10-12 18:01:37,632 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 490 496) no Hoare annotation was computed. [2020-10-12 18:01:37,632 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 490 496) the Hoare annotation is: true [2020-10-12 18:01:37,632 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:01:37,633 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-12 18:01:37,633 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 18:01:37,633 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:01:37,634 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 358 365) no Hoare annotation was computed. [2020-10-12 18:01:37,634 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 358 365) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:37,635 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 358 365) no Hoare annotation was computed. [2020-10-12 18:01:37,635 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-10-12 18:01:37,636 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-10-12 18:01:37,636 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 18:01:37,636 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 531 538) no Hoare annotation was computed. [2020-10-12 18:01:37,638 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 535) no Hoare annotation was computed. [2020-10-12 18:01:37,638 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 531 538) the Hoare annotation is: true [2020-10-12 18:01:37,638 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 531 538) no Hoare annotation was computed. [2020-10-12 18:01:37,639 INFO L268 CegarLoopResult]: For program point L224(lines 224 232) no Hoare annotation was computed. [2020-10-12 18:01:37,639 INFO L264 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:37,639 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 216 240) no Hoare annotation was computed. [2020-10-12 18:01:37,639 INFO L268 CegarLoopResult]: For program point L222-1(line 222) no Hoare annotation was computed. [2020-10-12 18:01:37,640 INFO L268 CegarLoopResult]: For program point L220(lines 220 237) no Hoare annotation was computed. [2020-10-12 18:01:37,640 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 216 240) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,640 INFO L264 CegarLoopResult]: At program point L235(line 235) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:01:37,640 INFO L268 CegarLoopResult]: For program point L235-1(lines 216 240) no Hoare annotation was computed. [2020-10-12 18:01:37,641 INFO L264 CegarLoopResult]: At program point L230(line 230) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:37,641 INFO L264 CegarLoopResult]: At program point L226(line 226) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-12 18:01:37,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 06:01:37 BoogieIcfgContainer [2020-10-12 18:01:37,668 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 18:01:37,671 INFO L168 Benchmark]: Toolchain (without parser) took 15829.56 ms. Allocated memory was 138.9 MB in the beginning and 489.7 MB in the end (delta: 350.7 MB). Free memory was 101.6 MB in the beginning and 87.3 MB in the end (delta: 14.3 MB). Peak memory consumption was 365.9 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:37,672 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-12 18:01:37,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.96 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 172.8 MB in the end (delta: -71.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:37,676 INFO L168 Benchmark]: Boogie Preprocessor took 92.87 ms. Allocated memory is still 202.9 MB. Free memory was 172.8 MB in the beginning and 168.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:37,677 INFO L168 Benchmark]: RCFGBuilder took 1182.50 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 168.2 MB in the beginning and 200.6 MB in the end (delta: -32.4 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:37,684 INFO L168 Benchmark]: TraceAbstraction took 13933.39 ms. Allocated memory was 234.4 MB in the beginning and 489.7 MB in the end (delta: 255.3 MB). Free memory was 200.6 MB in the beginning and 87.3 MB in the end (delta: 113.3 MB). Peak memory consumption was 369.5 MB. Max. memory is 7.1 GB. [2020-10-12 18:01:37,695 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 615.96 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 172.8 MB in the end (delta: -71.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.87 ms. Allocated memory is still 202.9 MB. Free memory was 172.8 MB in the beginning and 168.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1182.50 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 168.2 MB in the beginning and 200.6 MB in the end (delta: -32.4 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13933.39 ms. Allocated memory was 234.4 MB in the beginning and 489.7 MB in the end (delta: 255.3 MB). Free memory was 200.6 MB in the beginning and 87.3 MB in the end (delta: 113.3 MB). Peak memory consumption was 369.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 535]: 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: 377]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 228 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.6s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 79 SDtfs, 146 SDslu, 64 SDs, 0 SdLazy, 364 SolverSat, 79 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=169occurred in iteration=0, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 123 PreInvPairs, 149 NumberOfFragments, 583 HoareAnnotationTreeSize, 123 FomulaSimplifications, 1128 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 59 FomulaSimplificationsInter, 6030 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 12870 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...